БУРОВОЕ ДОЛОТО ДЛЯ РОТОРНОГО БУРЕНИЯ И СПОСОБ ЕГО ИЗГОТОВЛЕНИЯ

FIELD: oil and gas production. ^ SUBSTANCE: procedure for fabrication of bore bits for rotor drilling consists in fabrication of case of bit and shank end of bit facilitating its attachment to drilling string and also facilitating attachment of bit shank end to bit case. The case of the bit is formed like follows: there is made a complex component out of "not-sintered" powder with the first region of the first composition of material, and with the second region of the second different composition of material. The complex component out of "not-sintered" powder is at least partially sintered. The procedure can also consist in preparing powder mixture, in compressing said powder mixture, in production of "not-sintered" complex component and in sintering "not-sintered" complex component till finish density is obtained. Also, there is made the bit shank end having an orifice. In surface of the bit case there is made a recess by machine processing. The orifice is in one line with a structure element, a retaining element passes through the said orifice. The bore bit has the case consisting of composite on base of binding material with multitude of solid particles distributed in binding material. The bit shank end is attched to the case of the bit by means of the retaining element. ^ EFFECT: raised resistance to abrasive wear and erosion resistance of bit case. ^ 25 cl, 20 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2 412 326 (13) C2 (51) МПК E21B 10/00 (2006.01) B22F 7/06 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ, ПАТЕНТАМ И ТОВАРНЫМ ЗНАКАМ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (21)(22) Заявка: 2008123050/03, 10.11.2006 (24) Дата начала отсчета срока действия патента: 10.11.2006 (73) Патентообладатель(и): БЕЙКЕР ХЬЮЗ ИНКОРПОРЕЙТЕД (US) (43) Дата публикации заявки: 20.12.2009 Бюл. № 35 2 4 1 2 3 2 6 (45) Опубликовано: 20.02.2011 Бюл. № 5 2 4 1 2 3 2 6 R U (85) Дата начала рассмотрения заявки PCT на национальной фазе: 10.06.2008 C ...

КОМПОЗИТНЫЙ МАТЕРИАЛ С ПЛОТНЫМ СЛОЕМ АБРАЗИВНОГО МАТЕРИАЛА

FIELD: drill bits, particularly characterized by wear resisting parts, for example, diamond inserts. SUBSTANCE: abrasive material layer has inner part cooperating with base surface, the first intermediate part brought into contact with inner part, the second intermediate part touching the first one and outer part brought into contact with the second intermediate part. Outer part includes super-hard abrasive particles having at least three different dimensions. Inner, the first and the second intermediate parts are made of differing compositions. EFFECT: provision of stepped change of abrasive material layer expansion between base and outer part thereof. 18 cl, 7 dwg ÐÎÑÑÈÉÑÊÀß ÔÅÄÅÐÀÖÈß (19) RU (11) 2 303 688 (13) C2 (51) ÌÏÊ E21B 10/56 (2006.01) ÔÅÄÅÐÀËÜÍÀß ÑËÓÆÁÀ ÏÎ ÈÍÒÅËËÅÊÒÓÀËÜÍÎÉ ÑÎÁÑÒÂÅÍÍÎÑÒÈ, ÏÀÒÅÍÒÀÌ È ÒÎÂÀÐÍÛÌ ÇÍÀÊÀÌ (12) ÎÏÈÑÀÍÈÅ ÈÇÎÁÐÅÒÅÍÈß Ê ÏÀÒÅÍÒÓ (21), (22) Çà âêà: 2004126444/03, 27.01.2003 (72) Àâòîð(û): ÒÀÍÊ Êëàóñ (ZA), ÄÆÎÍÊÅÐ Êîðíåëèñ Ðîåëîô (ZA) (24) Äàòà íà÷àëà îòñ÷åòà ñðîêà äåéñòâè ïàòåíòà: 27.01.2003 (73) Ïàòåíòîîáëàäàòåëü(è): ÝËÅÌÅÍÒ ÑÈÊÑ (ÏÒÈ) ËÒÄ. (ZA) R U (30) Êîíâåíöèîííûé ïðèîðèòåò: 30.01.2002 (ïï.1-18) ZA 2002/0826 (43) Äàòà ïóáëèêàöèè çà âêè: 27.06.2005 (45) Îïóáëèêîâàíî: 27.07.2007 Áþë. ¹ 21 2 3 0 3 6 8 8 (56) Ñïèñîê äîêóìåíòîâ, öèòèðîâàííûõ â îò÷åòå î ïîèñêå: US 4694918 À, 22.09.1987. SU 1785144 A1, 27.02.1995. RU 2146187 C1, 10.03.2000. RU 2135327 C1, 27.08.1999. RU 2146187 C1, 10.03.2000. ÅÐ 0626237 À, 30.11.1994. (85) Äàòà ïåðåâîäà çà âêè PCT íà íàöèîíàëüíóþ ôàçó: 30.08.2004 2 3 0 3 6 8 8 R U (87) Ïóáëèêàöè PCT: WO 03/064806 (07.08.2003) C 2 C 2 (86) Çà âêà PCT: IB 03/00206 (27.01.2003) Àäðåñ äë ïåðåïèñêè: 101000, Ìîñêâà, Ì.Çëàòîóñòèíñêèé ïåð., 10, êâ.15, "ÅÂÐÎÌÀÐÊÏÀÒ", ïàò.ïîâ. È.À.Âåñåëèöêîé, ðåã. ¹ 11 (54) ÊÎÌÏÎÇÈÒÍÛÉ ÌÀÒÅÐÈÀË Ñ ÏËÎÒÍÛÌ ÑËÎÅÌ ÀÁÐÀÇÈÂÍÎÃÎ ÌÀÒÅÐÈÀËÀ (57) Ðåôåðàò: Èñïîëüçîâàíèå: îòíîñèòñ ê êîìïîçèòíûì ìàòåðèàëàì ñ ïëîòíûì àáðàçèâíûì ñëîåì, îáû÷íî ïëîòíûì àáðàçèâíûì àëìàçíûì ñëîåì, ñâ çàííûì ñ îñíîâîé. Ïîçâîë åò ...

Patent RU2019101629A3

РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2019 101 629 A (51) МПК C22C 29/08 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ЗАЯВКА НА ИЗОБРЕТЕНИЕ (21)(22) Заявка: 2019101629, 20.06.2017 (71) Заявитель(и): Сандвик Хиперион АБ (SE) Приоритет(ы): (30) Конвенционный приоритет: 23.06.2016 EP 16175852.9 R U (43) Дата публикации заявки: 23.07.2020 Бюл. № 21 (72) Автор(ы): ДОРВЛО Селассие (GB), ХЬЮИТТ Стивен (GB) (85) Дата начала рассмотрения заявки PCT на национальной фазе: 23.01.2019 (86) Заявка PCT: (87) Публикация заявки PCT: WO 2017/220533 (28.12.2017) A Адрес для переписки: 129090, Москва, ул. Б. Спасская, 25, стр. 3, ООО "Юридическая фирма Городисский и Партнеры" R U (57) Формула изобретения 1. Инструмент технологической линии, содержащий композицию, содержащую, мас.%: 2,9-11 Ni, 0,1-2, 5 Cr3C2, 0,1-2,5 Mo, Остальное WC 2. Инструмент технологической линии по п.1, в котором композиция содержит 9,110,1 мас.% Ni. 33. Инструмент технологической линии по п.1 или 2, в котором композиция содержит 0,8-1,0 мас.% Cr3C2. 4. Инструмент технологической линии по любому из предшествующих пунктов, в котором композиция содержит 0,8-1,0 мас.% Mo. 5. Инструмент технологической линии по любому из предшествующих пунктов, в котором композиция содержит 87,9-89,1 мас.%WC. 6. Инструмент технологической линии по любому из предшествующих пунктов, который является вращающимся режущим инструментом или инструментом для металлообработки. Стр.: 1 A 2 0 1 9 1 0 1 6 2 9 (54) ИНСТРУМЕНТ ТЕХНОЛОГИЧЕСКОЙ ЛИНИИ ИЗ ТВЕРДОГО СПЛАВА, ОБЛАДАЮЩИЙ СОПРОТИВЛЕНИЕМ КОРРОЗИИ И УСТАЛОСТИ 2 0 1 9 1 0 1 6 2 9 EP 2017/065018 (20.06.2017) 7. Инструмент технологической линии по п.1, в котором композиция содержит 2,953,15 мас.% Ni. 8. Инструмент технологической линии по п.7, в котором композиция содержит 0,10,3 мас.% Cr3C2. 9. Инструмент технологической линии по п.7 или 8, в котором композиция содержит 0,1-0,3 мас.% Mo. 10. Инструмент технологической линии по любому из пп.7-9, в котором композиция ...

КОМПОЗИТНЫЙ МАТЕРИАЛ С ПЛОТНЫМ СЛОЕМ АБРАЗИВНОГО МАТЕРИАЛА

... 1. Композитный материал с плотным слоем абразивного материала, состоящий из основы и связанного с ней плотного слоя абразивного материала, отличающийся наличием I) внутренней области, которая находится в контакте с поверхностью основы, II) первой промежуточной области, которая находится в контакте с внутренней областью, III) второй промежуточной области, которая находится в контакте с первой промежуточной областью и IV) внешней области, которая находится в контакте со второй промежуточной областью и содержит сверхтвердые частицы абразива, которые имеют по меньшей мере три разных средних размера, при этом V) внутренняя, первая и вторая промежуточные области имеют разный состав, который обеспечивает ступенчатое изменение теплового расширения плотного слоя абразивного материала между основой и его внешней областью. 2. Композитный материал с плотным слоем абразивного материала по п.1, в котором все области плотного слоя абразивного материала имеют форму слоев. 3. Композитный материал с плотным ...

ИНСТРУМЕНТ ТЕХНОЛОГИЧЕСКОЙ ЛИНИИ ИЗ ТВЕРДОГО СПЛАВА, ОБЛАДАЮЩИЙ СОПРОТИВЛЕНИЕМ КОРРОЗИИ И УСТАЛОСТИ

РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2019 101 629 A (51) МПК C22C 29/08 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ЗАЯВКА НА ИЗОБРЕТЕНИЕ (21)(22) Заявка: 2019101629, 20.06.2017 (71) Заявитель(и): Сандвик Хиперион АБ (SE) Приоритет(ы): (30) Конвенционный приоритет: 23.06.2016 EP 16175852.9 R U (43) Дата публикации заявки: 23.07.2020 Бюл. № 21 (72) Автор(ы): ДОРВЛО Селассие (GB), ХЬЮИТТ Стивен (GB) (85) Дата начала рассмотрения заявки PCT на национальной фазе: 23.01.2019 (86) Заявка PCT: (87) Публикация заявки PCT: WO 2017/220533 (28.12.2017) A Адрес для переписки: 129090, Москва, ул. Б. Спасская, 25, стр. 3, ООО "Юридическая фирма Городисский и Партнеры" R U (57) Формула изобретения 1. Инструмент технологической линии, содержащий композицию, содержащую, мас.%: 2,9-11 Ni, 0,1-2, 5 Cr3C2, 0,1-2,5 Mo, Остальное WC 2. Инструмент технологической линии по п.1, в котором композиция содержит 9,110,1 мас.% Ni. 33. Инструмент технологической линии по п.1 или 2, в котором композиция содержит 0,8-1,0 мас.% Cr3C2. 4. Инструмент технологической линии по любому из предшествующих пунктов, в котором композиция содержит 0,8-1,0 мас.% Mo. 5. Инструмент технологической линии по любому из предшествующих пунктов, в котором композиция содержит 87,9-89,1 мас.%WC. 6. Инструмент технологической линии по любому из предшествующих пунктов, который является вращающимся режущим инструментом или инструментом для металлообработки. Стр.: 1 A 2 0 1 9 1 0 1 6 2 9 (54) ИНСТРУМЕНТ ТЕХНОЛОГИЧЕСКОЙ ЛИНИИ ИЗ ТВЕРДОГО СПЛАВА, ОБЛАДАЮЩИЙ СОПРОТИВЛЕНИЕМ КОРРОЗИИ И УСТАЛОСТИ 2 0 1 9 1 0 1 6 2 9 EP 2017/065018 (20.06.2017) 7. Инструмент технологической линии по п.1, в котором композиция содержит 2,953,15 мас.% Ni. 8. Инструмент технологической линии по п.7, в котором композиция содержит 0,10,3 мас.% Cr3C2. 9. Инструмент технологической линии по п.7 или 8, в котором композиция содержит 0,1-0,3 мас.% Mo. 10. Инструмент технологической линии по любому из пп.7-9, в котором композиция ...

КОМПОНЕНТ ОБРАБАТЫВАЮЩЕГО ИНСТРУМЕНТА

1. Компонент обрабатывающего инструмента, включающий слой поликристаллического алмаза, имеющий рабочую поверхность, более мягкий слой, имеющий толщину до 100 мкм и содержащий металл, выбранный из группы, включающей молибден, тантал и ниобий, связанный с рабочей поверхностью слоя поликристаллического алмаза вдоль поверхности раздела, причем металл более мягкого слоя может быть в виде карбида металла, металла или их соединения, и при этом металл из более мягкого слоя присутствует на участке слоя поликристаллического алмаза, прилегающем к поверхности раздела. ! 2. Компонент обрабатывающего инструмента по п.1, в котором более мягкий слой покрывает только часть рабочей поверхности. ! 3. Компонент обрабатывающего инструмента по п.1, в котором более мягкий слой покрывает всю рабочую поверхность. ! 4. Компонент обрабатывающего инструмента по п.1, в котором рабочая поверхность является верхней поверхностью слоя поликристаллического алмаза, которая пересекает боковую поверхность, образуя в месте пересечения режущую кромку этого компонента обрабатывающего инструмента. ! 5. Компонент обрабатывающего инструмента по п.4, в котором более мягкий слой перекрывает по меньшей мере часть рабочей поверхности от режущей кромки. ! 6. Компонент обрабатывающего инструмента по п.1, в котором более мягкий слой имеет толщину по меньшей мере 50 мкм. ! 7. Компонент обрабатывающего инструмента по п.1, в котором более мягкий слой преимущественно содержит металл в виде карбида и небольшое количество металла в виде непосредственно металла, а также металл из слоя поликристаллического алмаза. ! 8. Компонент обрабатывающего инструмента по п.1, в кото РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2009 135 865 (13) A (51) МПК B22F 3/12 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ, ПАТЕНТАМ И ТОВАРНЫМ ЗНАКАМ (12) ЗАЯВКА НА ИЗОБРЕТЕНИЕ (21)(22) Заявка: 2009135865/02, 28.02.2008 (71) Заявитель(и): ЭЛЕМЕНТ СИКС (ПРОДАКШН) (ПТИ) ЛТД (ZA) Приоритет(ы): (30) Конвенционный приоритет: 28.02.2007 ZA 2007/ ...

Diamond impregnated bits and method of using and manufacturing the same

A drill bit that includes a body having a lower end face for engaging a rock formation, the end face having a plurality of raised ribs extending from the face of the bit body and separated by a plurality of channels therebetween; and at least one of the plurality of ribs having a cutting portion of the at least one rib comprising a first diamond impregnated matrix material and at least a portion of a gage surface region thereof comprising a second diamond impregnated matrix material, the gage surface region backed by a third matrix material is disclosed.

Polycrystalline ultra-hard compact constructions

Polycrystalline diamond cutting elements having improved thermal resistance

Polycrystalline diamond constructions are disclosed which have a polycrystalline diamond body and a substrate attached thereto, wherein the diamond body has a material microstructure comprising a plurality of bonded-together diamond crystals forming a polycrystalline matrix phase, and second phase formed from different types of materials or sintering aids designed to reduce or eliminate the amount of free Group VIII elements therein. The materials used to combine or react with Group VIII elements include Cr, Mn, Ti, Zr, Hf, V, Nb, Mo, W, Ta and alloys thereof. The sintering aids may comprise Pd, Fe, Co, Ni, Mn, Ti, TiO2, Si, alkali earth metals, alkaline earth metals, rare earth elements and O. Thus the sintering aids may be titanates, SiO2 or complex oxides. The use of such materials and the reduction and/or elimination of free Group VIII elements, in addition to graphitization, facilitates the sintering the construction at high pressure/high temperature conditions, e.g., greater than about 65 Kbar, to produce a construction having a high degree of thermal stability and/or thermal resistance when compared to conventional PCD materials. Polycrystalline diamond constructions of this invention are preferably configured as cutting elements that are disposed on drill bits used for drilling subterranean earthen formations.

Diamond impregnated bits

Friction stir welding using a pcbn-based tool

Aluminium alloy powder metal compact

Aluminium alloy powder metal compact

Aluminium alloy powder metal compact

SINTER CARBIDE EMPLOYMENT AND METHOD TO ITS PRODUCTION.

CUTTING ELEMENT FOR UNDERGROUND BORING

Wear-resistant iron-based alloy compositions comprising chromium

The present invention relates in one aspect to an iron-based alloy composition comprising: boron (B): 1. 6-2.4 wt.%; carbon (C): 2.2-3.0 wt.%; chromium (Cr): 3.5-5.0 wt.%; manganese (Mn): below 0.8 wt.%; molybdenum (Mo): 16.0-19.5 wt.%; nickel (Ni): 1.0-2.0 wt.%; silicon (Si): 0.2-2.0 wt.%; vanadium (V): 10.8-13.2 wt.%; and balanced with iron (Fe). In a further aspect the invention relates to an item comprising a substrate portion and a hardfacing coating bonded to the substrate portion, wherein the hardfacing coating is made by an overlay welding process using the iron-based alloy composition.

Refractory metal annealing bands

REFRACTORY METAL ANNEALING BANDS

The invention relates to a process for making an annealing band, the process comprising (a) producing a refractory metal powder; or refractory metal alloy powder; (b) optionally blending the powder with an oxide component or a carbide component; (c) consolidating the powder or powder blend and forming a consolidated powder component; (d) subjecting the consolidated powder component to thermo-mechanical treatment and forming a sheet, or tube; (e) cutting the sheet into a strip; and (f) forming an annealing band from the strip. Then invention also relates to annealing bands and processes for using annealing bands.

PROFILING TOOL USING ULTRA-HARD SINTERED BODY AND ELASTIC MATERIAL, AND METHOD OF PRODUCING THE SAME

A profiling tool using an ultra-hard sintered body and an elastic material, and a method of producing the tool is provided. The profiling tool, used for grinding brittle workpieces, is produced by embedding ultra-hard sintered bodies in an elastic material such that the sintered bodies form a specific pattern, thus improving the grinding performance and lengthening the :life span of the tool. The profiling tool includes a rotary metal body and a grinding part provided on the outer surface of the metal body. The grinding part is produced by embedding the ultra-hard sintered bodies in the elastic material such that the sintered bodies form a predetermined unit pattern and maintain a predetermined angle relative to the rotating direction of the tool. The metal body has both a shaft hole and a plurality of water outlet holes passing through the metal body outwards in radial directions from the shaft hole.

INTERMETALLIC BONDED DIAMOND COMPOSITE COMPOSITION AND METHODS OF FORMING ARTICLES FROM SAME

An intermetallic bonded diamond composite composition and methods of processing such a composition are provided by the present invention. The intermetallic bonded diamond composite composition preferably comprises a nickel aluminide (Ni3AI) binder and diamond particles dispersed within the nickel aluminide (Ni3AI) binder. Additionally, the composite composition has a processing temperature of at least about 1 ,200~ C and is processed such that the diamond particles remain intact and are not converted to graphite or vaporized by the high-temperature process. Methods of forming the composite composition are also provided that generally comprise the steps of milling, pressing, and sintering the high-temperature intermetallic binder and diamond particles.

EARTH-BORING ROTARY DRILL BITS AND METHODS OF MANUFACTURING EARTH-BORING ROTARY DRILL BITS HAVING PARTICLE-MATRIX COMPOSITE BIT BODIES

Methods of forming bit bodies for earth-boring bits include assembling green components, brown components, or fully sintered components, and sintering the assembled components. Other methods include isostatically pressing a powder to form a green body substantially composed of a particle-matrix composite material, and sintering the green body to provide a bit body having a desired final density. Methods of forming earth-boring bits include providing a bit body (52) substantially formed of a particle-matrix composite material and attaching a shank to the body. The body is provided by pressing a powder to form a green body and sintering the green body. Earth-boring bits include a unitary structure substantially formed of a particle-matrix composite material . The unitary structure includes a first region configured to carry cutters and a second region that includes a threaded pin. Earth-boring bits include a shank attached directly to a body substantially formed of a particle-matrix composite ...

COMPOSITE CONSTRUCTIONS WITH ORIENTED MICROSTRUCTURE

In one embodiment, composite constructions of the invention are in the form of a plurality of coated fibers bundled together to produce a fibrous composite constructio n in the form of a rod. Each fiber has a core formed from a hard phase material, that is surro unded by a shell formed from a binder phase material. In another embodiment of the invention , monolithic sheets of the hard phase material and the binder phase material are stacked and arr anged to produce a swirled composite in the form of a rod. In still another embodiment of the invention, sheets formed from coated fibers are arranged to produce a swirled composite. Inse rts for use in such drilling applications as roller cone rock bits and percussion hammer bits, a nd shear cutters for use in such drilling applications as drag bits, that are manufactured using conventional methods from these composite constructions exhibit increased fracture toughness due to the continuous binder phase around the hard phase of the composites ...

Dispositif à râcler des produits alimentaires et couteau-racloir pour un tel dispositif.

L'invention concerne un dispositif à râcler des produits alimentaires comprenant un plateau configuré pour recevoir le produit alimentaire, et un couteau-racloir (15), préférablement amovible, monté à rotation autour d'un axe de rotation passant par le centre du produit alimentaire de manière à coopérer avec une face supérieure du produit alimentaire placé sur le plateau, lequel couteau-racloir (15) est pourvu d'une poignée montée à rotation sur un axe déporté (15c) du couteau-racloir (15), lequel axe déporté (15c) est sensiblement parallèle à l'axe de rotation du couteau-racloir (15). Le couteau-racloir (15) est intégralement obtenu par frittage de poudres, en particulier métalliques ou céramiques, et ne présente aucun point de soudure.

ДЕТАЛЬ РЕЖУЩЕГО ИНСТРУМЕНТА

Деталь режущего инструмента, включающая слой (12) поликристаллического алмаза, который имеет вторую фазу, содержащую металл, и рабочую поверхность, более мягкий слой, который имеет толщину до 100 микрон и содержит металл, выбранный из молибдена, тантала или ниобия, связанный с рабочей поверхностью (16) слоя поликристаллического алмаза вдоль поверхности раздела, причем металл из более мягкого слоя присутствует в области поликристаллического алмаза, который прилегает к поверхности раздела, и более мягкий слой (20) преимущественно содержит металл в виде карбида и небольшое количество металла в виде непосредственно металла, и металл из второй фазы поликристаллического алмаза.

EROSION RESISTANT SUBTERRANEAN DRILL BITS HAVING INFILTRATED METAL MATRIX BODIES

Subterranean drill bits (50) having good erosion resistance, strength, toughness, and thermal stability are disclosed. The drill bits (50) comprise a bit body (54) carrying at least one cutting element (56) and having an infiltrated metal matrix (58). The infiltrated metal matrix (58) comprises a matrix powder composition (22) bound together by an infiltrant (26). The matrix powder mixture (22) includes a first component powder (60) having a particle size of -30 (600 micron) +140 mesh (106 micron), a second component powder (62) consisting of one or more other types of tungsten carbide particles, and a metal powder.

DOWNHOLE TOOLS INCLUDING ANOMALOUS STRENGTHENING MATERIALS AND RELATED METHODS

Downhole tools for use in wellbores in subterranean formations comprise a body comprising at least one anomalous strengthening material. Methods of forming downhole tools for use in wellbores in subterranean formations comprise forming a body comprising at least one anomalous strengthening material. Methods of using downhole tools in wellbores in subterranean formations comprise disposing a body comprising at least one anomalous strengthening material in a wellbore in a subterranean formation. The at least one anomalous strengthening material may be exposed to a temperature within the wellbore higher than a temperature at a surface of the subterranean formation and a yield strength of the at least one anomalous strengthening material may increase.

CUTTING ELEMENT FOR SUBTERRANEAN DRILLING

A drill bit (100) or milling tool includes a bit body on which a plurality of cutting elements (116) are disposed. At least some of the plurality of cutting elements include a diamond table and a superabrasive material non-reactive with iron-based materials disposed over at least a portion of an exterior surface of the diamond table. The diamond table is suitable for drilling through a subterranean formation and the non-reactive superabrasive material is suitable for drilling through a casing or casing-associated component comprising an iron-based material and disposed within the subterranean formation. The diamond table may comprise a PDC and the non-reactive superabrasive material may comprise cubic boron nitride.

COMPOSITE MATERIAL , METHOD FOR MANUFACTURING THE SAME, AND EDGED TOOL BY USING THE SAME

It is an object to provide a composite material having a satisfactory sintering density and exhibiting excellent abrasion resistance and a method for manufacturing the same. The composite material contains a Ti alloy matrix containing Ti as a primary component and TiB and NiB dispersed in the Ti alloy matrix. The method for manufacturing the composite material includes the step of conducting sintering by using a mixed powder containing a Ti powder and/or a Ti alloy powder containing Ti as a primary component and a Ni-B alloy powder.

Milling cone for a compression crusher

The present invention discloses a composite milling cone for compression crushers, said milling cone comprising a ferrous alloy at least partially reinforced with titanium carbide according to a defined geometry, in which said reinforced portion comprises an alternating macro-microstructure of millimetric areas concentrated with micrometric globular particles of titanium carbide separated by millimetric areas (2) essentially free of micrometric globular particles of titanium carbide, said areas concentrated with micrometric globular particles of titanium carbide forming a microstructure in which the micrometric interstices between said globular particles are also filled by said ferrous alloy.

FSW tool with graduated composition change

A friction stir welding (FSW) tool tip is described. The tool tip comprises a pin portion and a body portion that meet to form a shoulder. The tool tip has a graduated change in composition along its length. In some embodiments, the alloy composition near the end of the pin differs from the alloy composition of the body by at least 0.5% by wt of at least one element. A method of manufacturing a FSW tool tip having a gradual compositional change is also described.

CUTTING ELEMENT FOR SUBTERRANEAN DRILLING

Cemented carbide punch

The present invention relates to a punch for manufacturing of metal beverage cans of a cemented carbide comprising a hard phase comprising WC and a binder phase the cemented carbide composition comprises, in wt-%, from 50 to less than 70 WC, from 15 to 30 TiC, and from 12 to 20 Co+Ni.

БУРОВОЕ ДОЛОТО ДЛЯ РОТОРНОГО БУРЕНИЯ И СПОСОБ ИЗГОТОВЛЕНИЯ БУРОВОГО ДОЛОТА С КОРПУСОМ ИЗ КОМПОЗИТА ИЗ СВЯЗУЮЩЕГО МАТЕРИАЛА С ДРУГИМИ ЧАСТИЦАМИ

FIELD: metallurgy. SUBSTANCE: there are moulded components out of "not sintered" powder. Also, at least one of components is moulded for fabrication of one section of the bit case. Components are assembled into a one-piece part and sintered till there is obtained final density for manufacture of the bit case. An extension is secured to the case of the bit; a shank end is attached to the extension and the shank end is fixed on a drill string. Bore bits have a one-piece part in essence fabricated out of composed binding material with other particles and having the first section for attaching cutters to it and the shank end connected to the bit case. EFFECT: manufacture of bore bit of composite material without implementation of casting process, case of which possesses high strength and fracture resistance. 27 cl, 7 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2 429 104 (13) C2 (51) МПК B22F 3/12 (2006.01) E21B 10/00 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ, ПАТЕНТАМ И ТОВАРНЫМ ЗНАКАМ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (72) Автор(ы): СМИТ Редд Х. (US), (24) Дата начала отсчета срока действия патента: СТИВЕНС Джон Х. (US), 10.11.2006 ДАГГАН Джеймс Л. (US), ЛАЙОНС Николас Дж. (US), Приоритет(ы): ИЗОН Джимми У. (US), (30) Конвенционный приоритет: ГЛАДНИ Джейред Д. (US), 10.11.2005 US 11/272,439 ОКСФОРД Джеймс А. (US), (43) Дата публикации заявки: 20.12.2009 Бюл. № 35 КРЕСТ Бенджамин Дж. (US) (21)(22) Заявка: 2008123052/02, 10.11.2006 2 4 2 9 1 0 4 R U (86) Заявка PCT: US 2006/043669 (10.11.2006) C 2 C 2 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 10.06.2008 (87) Публикация заявки РСТ: WO 2007/058904 (24.05.2007) Адрес для переписки: 101000, Москва, М.Златоустинский пер., 10, кв.15, "ЕВРОМАРКПАТ", пат.пов. И.А.Веселицкой, рег. № 11 (54) БУРОВОЕ ДОЛОТО ДЛЯ РОТОРНОГО БУРЕНИЯ И СПОСОБ ИЗГОТОВЛЕНИЯ БУРОВОГО ДОЛОТА С КОРПУСОМ ИЗ КОМПОЗИТА ИЗ СВЯЗУЮЩЕГО МАТЕРИАЛА С ДРУГИМИ ЧАСТИЦАМИ (57) Реферат: Изобретение относится к порошковой ...

ИНСТРУМЕНТ ТЕХНОЛОГИЧЕСКОЙ ЛИНИИ ИЗ ТВЕРДОГО СПЛАВА, ОБЛАДАЮЩИЙ СОПРОТИВЛЕНИЕМ КОРРОЗИИ И УСТАЛОСТИ

Изобретение относится к инструменту из твердого сплава. Инструмент содержит композицию, содержащую 2,95-3,15 мас.% Ni, 0,1-2,5 мас.% Сr3С2, 0,1-2,5 мас.% Мо и остальное - WC. Обеспечивается повышение срока службы и надежности инструмента за счет повышения сопротивления коррозии и усталости. 11 з.п. ф-лы, 3 табл., 1 ил.

БУРОВОЕ ДОЛОТО ДЛЯ РОТОРНОГО БУРЕНИЯ И СПОСОБ ЕГО ИЗГОТОВЛЕНИЯ

... 1. Способ изготовления бурового долота для роторного бурения, в котором ! осуществляют формирование корпуса бурого долота, включающее изготовление первой порошковой смеси с первым составом материала, включающим множество частиц и связующий материал, прессование этой первой порошковой смеси с получением первого составного элемента из "неспеченного" порошка и спекание первого составного элемента из "неспеченного" порошка до достижения им конечной плотности, ! обеспечивают хвостовик долота, приспособленный для крепления к колонне бурильных труб, и ! присоединяют хвостовик долота к корпусу долота после спекания первого составного элемента из "неспеченного" порошка до конечной плотности. ! 2. Способ по п.1, в котором формирование корпуса бурого долота также включает ! изготовление по меньшей мере второй порошковой смеси, имеющей второй состав материала, отличающийся от первого состава и выбранный таким образом, чтобы облегчить машинную обработку области корпуса долота, изготовленной из этой ...

ПРОКАТНЫЕ ИЗДЕЛИЯ ПОРОШКОВОЙ МЕТАЛЛУРГИИ ИЗ ПОРОШКОВ ТУГОПЛАВКИХ МЕТАЛЛОВ СО СТАБИЛЬНЫМ РАЗМЕРОМ ЗЕРЕН

ÐÎÑÑÈÉÑÊÀß ÔÅÄÅÐÀÖÈß (19) RU (51) ÌÏÊ 7 (11) 2004 125 856 (13) A C 22 C 32/00 ÔÅÄÅÐÀËÜÍÀß ÑËÓÆÁÀ ÏÎ ÈÍÒÅËËÅÊÒÓÀËÜÍÎÉ ÑÎÁÑÒÂÅÍÍÎÑÒÈ, ÏÀÒÅÍÒÀÌ È ÒÎÂÀÐÍÛÌ ÇÍÀÊÀÌ (12) ÇÀßÂÊÀ ÍÀ ÈÇÎÁÐÅÒÅÍÈÅ (21), (22) Çà âêà: 2004125856/02, 21.01.2003 (71) Çà âèòåëü(è): Õ.Ö. Øòàðê, Èíê. (US) (30) Ïðèîðèòåò: 23.01.2002 US 60/351.146 (74) Ïàòåíòíûé ïîâåðåííûé: Êâàøíèí Âàëåðèé Ïàâëîâè÷ Àäðåñ äë ïåðåïèñêè: 103064, Ìîñêâà, óë. Êàçàêîâà,16, ÍÈÈÐ Êàíöåë ðè "Ïàòåíòíûå ïîâåðåííûå Êâàøíèí, Ñàïåëüíèêîâ è ïàðòíåðû", Â.Ï.Êâàøíèíó (54) ÏÐÎÊÀÒÍÛÅ ÈÇÄÅËÈß ÏÎÐÎØÊÎÂÎÉ ÌÅÒÀËËÓÐÃÈÈ ÈÇ ÏÎÐÎØÊΠÒÓÃÎÏËÀÂÊÈÕ R U Ôîðìóëà èçîáðåòåíè 1. Ñïîñîá ïîëó÷åíè ìåòàëëè÷åñêîãî ïðîêàòíîãî èçäåëè èç ïîðîøêà òóãîïëàâêîãî ìåòàëëà, âêëþ÷àþùèé: (à) ïðåäîñòàâëåíèå ïîðîøêà òóãîïëàâêîãî ìåòàëëà ñ íèçêèì ñîäåðæàíèåì êèñëîðîäà; (á) äîáàâëåíèå èíãèáèòîðà ðîñòà çåðíà ê ïîðîøêó òóãîïëàâêîãî ìåòàëëà ñ íèçêèì ñîäåðæàíèåì êèñëîðîäà ïåðåä óïëîòíåíèåì ïîðîøêà; (â) óïëîòíåíèå ïîðîøêà èçîñòàòè÷åñêèì ãîð ÷èì ïðåññîâàíèåì, ýêñòðóçèåé èëè äðóãîé òåðìîìåõàíè÷åñêîé îáðàáîòêîé; è (ã) ïîñëåäóþùóþ òåðìîìåõàíè÷åñêóþ îáðàáîòêó óïëîòíåííîãî ïîðîøêà ñ ôîðìîâàíèåì ïðîêàòíîãî èçäåëè . 2. Ñïîñîá ïî ï.1, â êîòîðîì òóãîïëàâêèì ìåòàëëîì âë åòñ íèîáèé èëè åãî ñïëàâ. 3. Ñïîñîá ïî ï.1, â êîòîðîì òóãîïëàâêèé ìåòàëë âûáðàí èç ãðóïïû, âêëþ÷àþùåé: ãàôíèé, ìîëèáäåí, ðåíèé, òàíòàë, âîëüôðàì, âàíàäèé è öèðêîíèé, à òàêæå èõ ñïëàâû è ñìåñè. 4. Ñïîñîá ïî ï.1, â êîòîðîì ïåðåä óïëîòíåíèåì ê ïîðîøêó äîáàâë þò ïóòåì ñìåøèâàíè (i) èíãèáèòîð ðîñòà çåðíà èëè (ii) îñòàòîê ïðîöåññà âîññòàíîâëåíè . 5. Ñïîñîá ïî ï.4, â êîòîðîì îñòàòîê âë åòñ îñòàòêîì, îáðàçóþùèìñ â ïðîöåññå âîññòàíîâëåíè , â êîòîðîì äîáàâë þò ìàãíèé äë ñâ çûâàíè êèñëîðîäà èç ïîðîøêà íèîáè ñ îáðàçîâàíèåì â ïðîöåññå âîññòàíîâëåíè îêèñè ìàãíè . 6. Ñïîñîá ïî ï.4, â êîòîðîì èíãèáèòîð âûáèðàþò èç ãðóïïû, âêëþ÷àþùåé: SiO2, Y2Î3 è èõ ñìåñè. 7. Ñïîñîá ïî ï.1, â êîòîðîì ïîðîøîê íèîáè ñ íèçêèì ñîäåðæàíèåì êèñëîðîäà èìååò Ñòðàíèöà: 1 RU A 2 0 0 4 1 2 5 8 5 6 A ÌÅÒÀËËΠÑÎ ÑÒÀÁÈËÜÍÛÌ ÐÀÇÌÅÐÎÌ ÇÅÐÅÍ 2 0 0 4 1 2 5 8 5 6 (87) ...

Diamond impregnated bits

Mesoscale reinforcement of metal matrix composites

A metal matrix composite (MMC) tool includes a mesoscale-reinforced hard composite portion that comprises reinforcing particles and mesoscale reinforcing structures dispersed in a binder material. The mesoscale reinforcing structures are printed using at least one additive manufacturing technique and are larger than an average powder-size distribution of the reinforcing particles.

Diamond impregnated bits and method of using and maufacturing the same

Matrix Drill Bits And Method Of Manufacture

Diamond impregnated bits and method of using and manufacturing the same

Methods of manufacturing drill bits

Composite construction with oriented microstructure

Friction stir welding using a PCBN-based tool containing superalloys

MATERIAL FOR PARTS OR COATINGS, WHICH ARE EXPOSED TO WEAR OR FRICTION, PROCEDURES FOR THEIR PRODUCTION AND USE OF THE MATERIAL IN A DEVICE FOR THE TORQUE REDUCTION WITH DRILLING RANK COMPONENTS

Ringförmiges Werkzeug

The invention relates to an annular tool (1) having at least one working region (4) oriented radially outward and having high wear resistance, and a clamping part (5) closer to the axis, in particular a roller bit or cutting ring for rock, in particular for tunnel boring machines, made of a material which is formed from an iron-based alloy as matrix having incorporated hard material particles, wherein the hard material particles are formed from carbide and/or nitride and/or oxide and/or boride, possibly as carbonitride or oxycarbonitride having a boron component of at least one of the elements, or in mixed form of the elements from groups 4 and 5 of the periodic system, and have a density at room temperature of more than 7400 kg/m3, preferably of more than 7600 kg/m3. The invention further relates to methods for the production thereof.

EARTH-BORING ROTARY DRILL BITS INCLUDING BIT BODIES COMPRISING REINFORCED TITANIUM OR TITANIUM-BASED ALLOY MATRIX MATERIALS, AND METHODS FOR FORMING SUCH BITS

Earth-boring rotary drill bits include bit bodies comprising a composite material including a plurality of hard phase regions or particles dispersed throughout a titanium or titanium-based, alloy matrix material. The bits further include a cutting structure disposed on a face of ' the bit body. Methods for forming such drill bits include at least partially sintering a plurality of hard particles and a plurality of particles comprising titanium or a titanium-based alloy material to form a bit body comprising a particle-matrix composite material. A.shank may be attached directly to the bit body.

POLYCRYSTALLINE ULTRA-HARD COMPACT CONSTRUCTIONS

Polycrystalline ultra-hard compact constructions comprise a polycrystalline ultra-hard compact having a polycrystalline ultra-hard body attached to a substrate. A support member is attached to the compact by a braze material. The support member can have a one-piece construction including one or more support sections. The support member has a first section extending axially along a wall surface of the compact, and extending circumferentially along a portion of the compact. The support member can include a second section extending radially along a backside surface of the compact, and/or a third section extending radially along a front side surface of the compact. In one embodiment, the support member includes a second and/or third section and the compact disposed therein is in an axiall y compressed state. The support member is interposed between the compact and an end-use device, and improves the compact attachment strength to an end-use device when compared to conventional compacts.

EARTH-BORING ROTARY DRILL BITS AND METHODS OF FORMING EARTH-BORING ROTARY DRILL BITS

Methods of forming earth-boring rotary drill bits (50) include providing a bit body (52), providing a shank(70) that is configured for attachment to a drill string, and attaching the shank to the bit body. Providing a bit body includes providing a green powder component having a first region (54) having a first composition and a second region (56) having a second, different composition, and at least partially sintering the green powder component. Other methods include providing a powder mixture, pressing the powder mixture to form a green component, and sintering the green component to a final density. A shank(70) is provided that includes an aperture (72), and a feature(60) is machined in a surface of the bit body. The aperture is aligned with the feature, and a retaining member (80) is inserted through the aperture. An earth-boring bit includes a bit body comprising a particle-matrix composite material including a plurality of hard particles dispersed throughout a matrix material. A shank ...

COMPOSITE ABRASIVE COMPACT

КОМПОЗИТНИЙ МАТЕРІАЛ ІЗ ЩІЛЬНИМ ШАРОМ АБРАЗИВНОГО МАТЕРІАЛУ

Описаний композитний матеріал із щільним абразивним шаром, звичайно щільним абразивним алмазним шаром, зв'язаним з основою. Щільний шар абразивного матеріалу відрізняється наявністю: внутрішного шару, який контактує з поверхнею основи, першого проміжного шару, який контактує із внутрішнім шаром, другого проміжного шару, який контактує з першим проміжним шаром, і зовнішнього шару, який контактує із другим проміжнним шаром і містить надтверді частинки абразиву, які мають принаймні три різних середніх розміри, при цьому внутрішній, перший і другий проміжні шари мають різний склад, що забезпечує ступеневу зміну теплового розширення щільного шару абразивного матеріалу між основою і його зовнішнім шаром.

cone de moagem de material compósito, processo de fabricação por fundição de um cone de moagem de material compósito e cone de moagem

EARTH-BORING ROTARY DRILL BITS INCLUDING BIT BODIES COMPRISING REINFORCED TITANIUM OR TITANIUM-BASED ALLOY MATRIX MATERIALS, AND METHODS FOR FORMING SUCH BITS

Earth-boring rotary drill bits include bit bodies comprising a composite material including a plurality of hard phase regions or particles dispersed throughout a titanium or titanium-based, alloy matrix material. The bits further include a cutting structure disposed on a face of ' the bit body. Methods for forming such drill bits include at least partially sintering a plurality of hard particles and a plurality of particles comprising titanium or a titanium-based alloy material to form a bit body comprising a particle-matrix composite material. A.shank may be attached directly to the bit body.

STABILIZED GRAIN SIZE REFRACTORY METAL POWDER METALLURGY MILL PRODUCTS

A powder metal (P/M) mill product and the method of fabrication such product made out of low oxygen (<400 ppm) refractory metal, or alloys thereof, using oxide additive (such as MgO, SiO2, and Y2O3) for co-fabrication to achieve refractory metal grain size stabilization as required in high temperature applications. One such product is a sheet with small grain size containing oxide particles as grain size stabilizers. The product has good mechanical properties, low oxygen content in refractory metal fiber derivatives of the powder within the mill product and if is available as large pieces of sheet (lateral dimensions). The metal powder is consolidated to a sheet bar by different methods, which may weigh 50 pounds or more.

CUTTING TOOL BODY HAVING TUNGSTEN DISULFIDE COATING AND METHOD FOR ACCOMPLISHING SAME

A method of manufacturing a tool body of a cutting tool comprises mechanically shaping the tool body to provide a metal surface on the tool body having a first surface characteristic. Thereafter, the metal surface is chemically treated with a metal reactant to create a relatively soft metal film along the metal surface. This soft metal film is removed via burnishing or other appropriate action to smooth the metal surface. After the surface is smoothed, the metal surface is then roughened to prepare the surface for the receipt of tungsten disulfide. The roughened metal surface is coated with tungsten disulfide. A cutting tool is disclosed that comprises a tool body defining a substantially isotropic surface having pits formed therein, and tungsten disulfide particles filled into the pits.

COMPOSITE METAL, CEMENTED CARBIDE BIT CONSTRUCTION

A manufacturing method and drill bit having either a preformed steel powder blank or machined steel core and abrasion and erosion resistant material components attached thereon.

HIGH VOLUME PRODUCTION OF NANOSTRUCTURED MATERIALS

A system and method for high volume production of nanoparticles, nanotubes, and items incorporating nanoparticles and nanotubes. Microwave, radio frequency, or infrared energy vaporizes a metal catalyst which, as it condenses, is contacted by carbon or other elements such as silicon, germanium, or boron to form agglomerates. The agglomerates may be annealed to accelerate the production of nanotubes. Magnetic or electric fields may be used to align the nanotubes during their production. The nanotubes may be separated from the production byproducts in aligned or non-aligned configurations. The agglomerates may be formed directly into tools, optionally in compositions that incorporate other materials such as abrasives, binders, carbon-carbon composites, and cermets.

Additively manufactured airflow mask tool

An airflow mask tool incudes a pressure side mask portion to seal at least a portion of a pressure side of a component having an array of internal passageways and a suction side mask portion to seal at least a portion of a suction side of the component, at least one of the suction side mask portion and the pressure side mask portion comprising at least one opening to expose at least one exit from the array of internal passageways.

COMPOUND HIGH PRESSURE, HIGH TEMPERATURE TOOL

A tool for a high temperature, high pressure apparatus includes a working layer of a first hard metal composition of material and at least one supporting layer of a second hard metal composition of material attached to the working layer. The first hard metal composition has a mean linear intercept of less than about 0.4 μm of a binder phase. The working layer has a top and bottom surface. At least one supporting layer of a second hard metal composition of material is attached to the working layer. The at least one supporting layer includes an upper portion. An interface region is formed by the bottom surface of the working layer and the upper portion of the at least one supporting layer. The bottom surface and upper portion have a corresponding shape, wherein the bottom surface and upper portion are bonded to form the corresponding shape in the interface region. 1. A tool for a high temperature , high pressure apparatus , the tool comprising:a working layer of a first hard metal composition of material; andat least one supporting layer of a second hard metal composition of material attached to the working layer, wherein the first hard metal composition of the working layer has a mean linear intercept of less than about 0.4 μm of a binder phase.2. The tool of claim 1 , wherein the first and second hard metal composition of materials each is cemented carbide.3. The tool of claim 2 , wherein the cemented carbide is a tungsten carbide bonded with a cobalt alloy binder.4. The tool of claim 2 , wherein the cemented carbide is from the group of tungsten claim 2 , silicon claim 2 , chromium claim 2 , vanadium claim 2 , tantalum claim 2 , niobium claim 2 , titanium claim 2 , nickel claim 2 , cobalt claim 2 , iron or combinations thereof.5. The tool of claim 1 , wherein the first hard metal composition of material has a plastic deformation resistance to a pressure up to about 11 GPa.6. The tool of claim 1 , wherein the working layer has a top and bottom surface and the at ...

Punch for cold forming operations

A cemented carbide tool containing tungsten carbide, titanium carbide, niobium carbide, possibly TaC, cobalt, chromium and possibly nickel, iron, molybdenum is disclosed. The composition of the materials provides a lighter material than usual, combined with a good resistance to corrosion as well as high hardness and wear resistance. These properties are particularly interesting for the manufacture of punch tools for cold forming operations. Cold forming tools made with these materials will have much better performance, particularly more steady performance and much longer lifetime. A method of cold forming and drawing, particularly deep drawing and ironing process of aluminum and steel beverage can manufacturing, is also disclosed.

Polycrystalline ultra-hard compact constructions

Polycrystalline ultra-hard compact constructions comprise a polycrystalline ultra-hard compact having a polycrystalline ultra-hard body attached to a substrate. A support member is attached to the compact by a braze material. The support member can have a one-piece construction including one or more support sections. The support member has a first section extending axially along a wall surface of the compact, and extending circumferentially along a portion of the compact. The support member can include a second section extending radially along a backside surface of the compact, and/or a third section extending radially along a front side surface of the compact. In one embodiment, the support member includes a second and/or third section and the compact disposed therein is in an axially compressed state. The support member is interposed between the compact and an end-use device to improve the compact attachment strength with respect to the end-use device.

Cemented carbide tool and method of making the same

A cemented carbide tool comprising hard constituents in a binder phase of Co and/or Ni and at least one surface portion and an interior portion in which surface portion the grain size is smaller than in the interior portion is disclosed. The surface portion with the fine grain size has a lower binder phase content than the interior portion. A method to form the cemented carbide cutting tool is also disclosed.

Ultra-hard and metallic constructions comprising improved braze joint

An ultra-hard and metallic construction comprises an ultra-hard component that is attached to a metallic component via a braze joint. The braze joint is interposed between the ultra-hard component and the metallic component, and comprises a first braze material bonded to a surface of the ultra-hard component. The braze joint includes an intervening layer in direct contact with the first braze material, and that is formed from a rigid material. The braze joint further comprises a second braze material that is interposed between the intervening layer and the metallic component, and that is different from the first braze material.

Methods of thermo-mechanically processing tool steel and tools made from thermo-mechanically processed tool steels

Methods of thermo-mechanically processing a preform composed of tool steel and tools to modify a workpiece. The preform has a region containing austenite. The method comprises establishing the region at a process temperature between a martensitic start temperature and a stable austenitic temperature. While at the process temperature, the region is deformed to change an outer dimension and to modify the microstructure to a depth of 1 millimeter or more. The tool comprises a member composed of tool steel. The member includes a first region that extends from the outer surface to a depth of greater than 1 millimeter and a second region. The first region includes a plurality of grains having an average misorientation angle greater than about 34°, an average grain size that is at least 10% smaller than the second region, and has a different grain orientation than the second region.

COMPONENT FOR AN EXTRUSION LINE

БУРОВЫЕ ДОЛОТА ДЛЯ РОТОРНОГО БУРЕНИЯ, КОРПУСА КОТОРЫХ ВКЛЮЧАЮТ УПРОЧЕННЫЕ МАТРИЧНЫЕ МАТЕРИАЛЫ НА ОСНОВЕ ТИТАНА ИЛИ ТИТАНОВЫХ СПЛАВОВ, И СПОСОБЫ ИЗГОТОВЛЕНИЯ ТАКИХ ДОЛОТ

... 1. Долото для роторного бурения подземных пород, снабженное корпусом долота, включающим композитный материал "матрица-частицы", содержащий множество областей твердой фазы, распределенных по матричному материалу на основе титана или титанового сплава, и ! по меньшей мере одной режущей конструкцией, расположенной на торцевой поверхности корпуса долота. ! 2. Долото по п.1, включающее хвостовик, непосредственно прикрепленный к части корпуса долота, включающей композитный материал "матрица-частицы". ! 3. Долото по п.2, включающее по меньшей мере один стопорный элемент, проходящий сквозь по меньшей мере часть наружной стенки хвостовика и упирающийся в по меньшей мере одну поверхность корпуса долота, причем механическая посадка между хвостовиком, стопорным элементом и корпусом долота по меньшей мере частично прикрепляет хвостовик к корпусу долота. ! 4. Долото по п.1, в котором входящий в композитный материал матричный материал на основе титана или титанового сплава содержит титановый (α+β)-сплав ...

БУРОВОЕ ДОЛОТО ДЛЯ РОТОРНОГО БУРЕНИЯ И СПОСОБ ИЗГОТОВЛЕНИЯ БУРОВОГО ДОЛОТА С КОРПУСОМ ИЗ КОМПОЗИТА ИЗ СВЯЗУЮЩЕГО МАТЕРИАЛА С ДРУГИМИ ЧАСТИЦАМИ

... 1. Способ изготовления корпуса бурового долота для роторного бурения, в котором осуществляют ! формирование множества составных элементов из "неспеченного” порошка, по меньшей мере одному из которых придана форма, пригодная для изготовления одной области корпуса долота, ! сборку множества составных элементов из "неспеченного” порошка с образованием единой детали, а также по меньшей мере частичное спекание этой единой детали. ! 2. Способ по п.1, в котором сборка множества составных элементов из "неспеченного” порошка для образования единой детали включает ! по меньшей мере частичное спекание множества составных элементов из "неспеченного” порошка с образованием множества "частично спеченных” составных элементов, ! сборку множества "частично спеченных” составных элементов с образованием "частично спеченного” корпуса долота, и ! спекание "частично спеченного” корпуса долота до достижения им конечной плотности. ! 3. Способ по п.1, в котором изготовление множества составных элементов из "неспеченного ...

Composite construction with oriented microstructure

Ultra-hard and metallica constructions comprising improved braze joint

An ultra-hard and metallic construction comprises an ultra-hard component that is attached to a metallic component via a braze joint. The braze joint is interposed between the ultra-hard component and the metallic component, and comprises a first braze material bonded to a surface of the ultra-hard component. The braze joint includes an intervening layer in direct contact with the first braze material, and that is formed from a rigid material. The braze joint further comprises a second braze material that is interposed between the intervening layer and the metallic component, and that is different from the first braze material. Configured in this manner, the use of the braze joint operates to provide an optimum level of bond strength within the construction to enable its use in certain demanding wear and/or cutting applications.

Polycrystalline ultra-hard compact constructions

High-strength high-toughness matrix bit bodies

EARTH DRILLING BIT WITH CHISEL BODIES WITH MATRIX MATERIAL FROM STRENGTHENED TITANIUM OR ALLOY ON TITANIUM BASIS AS WELL AS PROCEDURE FOR HERSTELLLUNG SUCH CHISELS

MEAL CONE FOR A COMPRESSION CRUSHER

TOOLS WITH THERMALMECHANICALLY CHANGED WORK AREA AND PROCEDURES FOR THE FIGURATION OF SUCH TOOLS

Aluminum alloy powder metal compact

A powder metal compact is disclosed. The powder metal compact includes a cellular nanomatrix comprising a nanomatrix material. The powder metal compact also includes a plurality of dispersed particles comprising a particle core material that comprises an Al-Cu- Mg, Al-Mn, Al-Si, Al-Mg, Al-Mg-Si, Al-Zn, Al-Zn-Cu, Al-Zn-Mg, Al-Zn-Cr, Al-Zn-Zr, or Al-Sn-Li alloy, or a combination thereof, dispersed in the cellular nanomatrix.

ARTICLES HAVING IMPROVED RESISTANCE TO THERMAL CRACKING

An article includes a working portion including cemented carbide, and a heat sink portion in thermal communication with the working portion. The heat sink portion includes a heat sink material having a thermal conductivity greater than a thermal conductivity of the cemented carbide. Also disclosed are methods of making an article including a working portion comprising cemented carbide, and a heat sink portion in thermal communication with the working portion and including a heat sink material having a thermal conductivity that is greater than a thermal conductivity of the cemented carbide. The heat sink portion conducts heat from the working portion.

ALUMINUM ALLOY POWDER METAL COMPACT

A powder metal compact is disclosed. The powder metal compact includes a cellular nanomatrix comprising a nanomatrix material. The powder metal compact also includes a plurality of dispersed particles comprising a particle core material that comprises an Al-Cu- Mg, Al-Mn, Al-Si, Al-Mg, Al-Mg-Si, Al-Zn, Al-Zn-Cu, Al-Zn-Mg, Al-Zn-Cr, Al-Zn-Zr, or Al-Sn-Li alloy, or a combination thereof, dispersed in the cellular nanomatrix.

ALUMINUM ALLOY POWDER METAL COMPACT

A powder metal compact is disclosed. The powder metal compact includes a cellular nanomatrix comprising a nanomatrix material. The powder metal compact also includes a plurality of dispersed particles comprising a particle core material that comprises an Al-Cu- Mg, Al-Mn, Al-Si, Al-Mg, Al-Mg-Si, Al-Zn, Al-Zn-Cu, Al-Zn-Mg, Al-Zn-Cr, Al-Zn-Zr, or Al-Sn-Li alloy, or a combination thereof, dispersed in the cellular nanomatrix.

ULTRA-HARD AND METALLIC CONSTRUCTIONS COMPRISING IMPROVED BRAZE JOINT

An ultra-hard and metallic construction comprises an ultra-hard component th at is attached to a metallic component via a braze joint. The braze joint is interposed between the ultra-hard component and the metallic component, and comprises a first braze material bonded to a surface of the ultra-hard component. The braze joint includes an intervening layer in direct contact with the first braze material, and that is formed fr om a rigid material. The braze joint further comprises a second braze material that is interposed between the intervening layer and the metallic component, and that is different from the first braze material. Configured in this manner, the use of the braze joint operates to provide an optimum level of bond strength within the construction to enable its use in certain demanding wear and/or cutting applications.

Sintered polycrystalline diamond material with extremely fine microstructures

극미세 그레인 크기의 소결 다결정성 다이아몬드 재료(PCD)는, 다이아몬드 분말을 고압/고온(HP/HT) 가공하에 예비-블렌딩된 촉매 금속으로 소결시킴으로써 제조된다. PCD 재료의 평균 소결 다이아몬드 그레인 구조물이 1.0㎛ 미만이다. Ultrafine grain size sintered polycrystalline diamond material (PCD) is prepared by sintering diamond powder into a pre-blended catalytic metal under high pressure / high temperature (HP / HT) processing. The average sintered diamond grain structure of the PCD material is less than 1.0 μm. PCD 재료, 고압/고온(HP/HT) 공정, 평균 소결 다이아몬드 그레인 구조. PCD material, high pressure / high temperature (HP / HT) process, average sintered diamond grain structure.

POWDER METAL ULTRASONIC WELDING TOOL AND METHOD OF MANUFACTURE THEREOF

An ultrasonic welding tool fabricated of powder metal material includes a body and a welding tip extending axially from the body to a working end. The powder metal material can be ferrous-based and admixed with additives, such as alumina, carbide, ferro-molybdenum, ferro-nickel, chrome or tribaloy. An exposed surface of the welding tip can comprise Fe3O4 oxides. The tool is compacted to the desired shape and sintered. The body can include a different second material compacted separately from the welding tip and then joined to the tip and sintered.

ENCAPSULATED DIAMOND PATICLES, MATERIALS AND IMPREGNATED DIAMOND EARTH BORING BITS INCLUDING SUCH PARTICLES, AND METHODS OF FORMING SUCH PARTICLES, MATERIALS, AND BITS

Earth-boring tools and components thereof include a particle-matrix composite material having encapsulated diamond particles embedded within a matrix material. Diamonds in the particles comprise less than about 25% by volume of the composite material, the matrix material comprises less than about 50% by volume of the composite material, and encapsulant material surrounding the diamonds at least substantially comprises a remainder of the volume of the composite material. Methods of forming at least a portion of an earth-boring tool include embedding encapsulated diamond particles in a volume of matrix material to form a particle-matrix composite material. The composite material is formed in such a manner as to cause diamonds to comprise less than about 25% of the composite material, the matrix material to comprise less than about 50% of the composite material, and encapsulant material surrounding the diamonds to at least substantially comprise a remainder of the composite material, ...

MATERIAL FOR PRODUCING PARTS OR COATINGS ADAPTED FOR HIGH WEAR AND FRICTION-INTENSIVE APPLICATIONS, METHOD FOR PRODUCING SUCH A MATERIAL AND A TORQUE-REDUCTION DEVICE FOR USE IN A DRILL STRING MADE FROM THE MATERIAL

The present invention relates to a material for producing parts or coatings adapted for highly wear and friction intensive applications, said material comprising preformed hard material particles made of carbides which are randomly embedded in a matrix of a host material. In order to provide a material that is suitable to produce parts or coatings having a high wear resistance, and which at the same time causes a low friction resistance, it is suggested that the carbide particles are preformed spherical particles having a hardness in the range between 1000 and 2000 HV/10 and said host material is a Ni based alloy additionally comprising C, Cr, Mo, Fe, Si, B and Cu in the following ranges (in wt%): C 0,005 - 1,0; Cr 10.0 - 26,0; Mo 8,0 - 22,0; Fe 0,1 - 10,0 ; Si 3,0 - 9,0; B 1,0 - 5,0; Cu 0,1 - 5,0.

Polycrystalline diamond construction with controlled gradient metal content

Polycrystalline diamond constructions comprises a diamond body attached to a metallic substrate, and having an engineered metal content. The body comprises bonded together diamond crystals with a metal material disposed interstitially between the crystals. A body working surface has metal content of 2 to 8 percent that increases moving away therefrom. A transition region between the body and substrate includes metal rich and metal depleted regions having controlled metal content that provides improved thermal expansion matching/reduced residual stress. A point in the body adjacent the metal rich zone has a metal content that is at least about 3 percent by weight greater than that at a body/substrate interface. The metal depleted zone metal content increases gradually moving from the body, and has a thickness greater than 1.25 mm. Metal depleted zone metal content changes less about 4 percent per millimeter moving along the substrate.

OILFIELD TOOLS COMPRISING MODIFIED-SOLDERED ELECTRONIC COMPONENTS AND METHODS OF MANUFACTURING SAME

Oilfield tools, assemblies and methods of manufacturing same are described comprising a modified-soldered electronic component, wherein the modified-solder includes a high-melting metal matrix and from about 0.1 to about 20 weight percent, based on total weight of the modified solder, of a strength-reinforcing additive dispersed in the metal matrix, the additive comprising a polyhedral oligomeric silsesquioxane. Methods of using the oilfield tools and assemblies in oilfield operations are also described.

Method for manufacturing high-torque hexagonal drill shank

A method for manufacturing a high-torque hexagonal drill shank includes: firstly producing an air module, wherein the lower end of the air module is inserted into a molding cavity of a mold, a high-pressure air is injected into the air module, and the surface of the air module is provided with a plurality of air outlets; evenly mixing metal powder and an organic binder together; injecting obtained particulates in a heating-plasticizing state into the molding cavity by an injection molding machine to solidify and form a hexagonal drill shank blank; forming a non-cylindrical cavity inside the hexagonal drill shank blank under the action of the air module; removing the binder in the hexagonal drill shank blank by thermal decomposition; and, finally, obtaining a high-torque hexagonal drill shank by sintering and densifying.

SINTERED POLYCRYSTALLINE DIAMOND MATERIAL WITH EXTREMELY FINE MICROSTRUCTURES

ПУАНСОН ИЗ ЦЕМЕНТИРОВАННОГО КАРБИДА

FIELD: metallurgy. SUBSTANCE: invention relates to metallurgy, particularly, to materials for fabrication of forging tools. This male die is intended for production of metal cans for drinks. Cemented carbide comprises solid phase including WC and binder phase. Note here that cemented carbide composition contains the following elements in wt %: 50-70 of WC, 15-30 of TiC and 12-20 of Co+Ni. EFFECT: longer life of male die. 20 cl, 1 dwg, 2 tbl, 1 ex РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2 563 073 C2 (51) МПК C22C 1/10 (2006.01) C22C 29/08 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ (21)(22) Заявка: ИЗОБРЕТЕНИЯ К ПАТЕНТУ 2013120523/02, 05.10.2011 (24) Дата начала отсчета срока действия патента: 05.10.2011 (72) Автор(ы): КАРПЕНТЕР, Майкл (GB), СМИТ, Джейн (GB) 07.10.2010 EP 10186875.0; 13.10.2010 US 61/392,761 R U (73) Патентообладатель(и): САНДВИК ИНТЕЛЛЕКЧУАЛ ПРОПЕРТИ АБ (SE) Приоритет(ы): (30) Конвенционный приоритет: (43) Дата публикации заявки: 20.11.2014 Бюл. № 32 (56) Список документов, цитированных в отчете о поиске: WO 2008/079083 A1, 03.07.2008. BY 10310 C1, 28.02.2008. GB 1166839 A, 08.10.1969. JP 07242982 A, 19.09.1995. JP 55-115944 A, 06.09.1980 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 07.05.2013 2 5 6 3 0 7 3 (45) Опубликовано: 20.09.2015 Бюл. № 26 EP 2011/067359 (05.10.2011) C 2 C 2 (86) Заявка PCT: (87) Публикация заявки PCT: R U 2 5 6 3 0 7 3 WO 2012/045761 (12.04.2012) Адрес для переписки: 129090, Москва, ул. Б.Спасская, 25, стр.3, ООО "Юридическая фирма Городисский и Партнеры", пат.пов. Е.Е.Назиной (54) ПУАНСОН ИЗ ЦЕМЕНТИРОВАННОГО КАРБИДА (57) Реферат: Изобретение относится к области фазу, содержащую WC, и связующую фазу, металлургии, а именно к материалам для причем композиция цементированного карбида изготовления штамповочного инструмента. включает, в % по весу: от 50 до менее 70 WC, от Пуансон из цементированного карбида для 15 до 30 TiC и от 12 до 20 Со+Ni. Пуансон изготовления металлических ...

КОМПОЗИЦИИ ИЗНОСОСТОЙКИХ СПЛАВОВ НА ОСНОВЕ ЖЕЛЕЗА, ВКЛЮЧАЮЩИЕ ХРОМ

FIELD: metallurgy. SUBSTANCE: invention relates to the field of metallurgy, namely, to iron-based alloys used as a material for surface hardening of tools subjected to abrasive wear, wear under the impact of shock loads and erosion. The alloy comprises, in wt.%: boron 1.6 to 2.4, carbon 2.2 to 3.0, chromium 3.5 to 5.0, manganese less than 0.8, molybdenum 16.0 to 19.5, nickel 1.0 to 2.0, silicon 0.2 to 2.0, vanadium 10.8 to 13.2, the rest iron and impurities, wherein the total amount of impurities amounts to less than 1 wt.%. EFFECT: high wear resistance in conditions of combined wear is achieved. 15 cl, 8 dwg, 8 tbl РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2 759 943 C1 (51) МПК C22C 38/56 (2006.01) B23K 9/04 (2006.01) C22C 33/02 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (52) СПК C22C 38/56 (2021.08); B23K 9/04 (2021.08); C22C 33/02 (2021.08) (21)(22) Заявка: 2021101907, 25.06.2019 (24) Дата начала отсчета срока действия патента: Дата регистрации: 18.11.2021 (73) Патентообладатель(и): ХЕГАНЕС АБ (ПАБЛ) (SE) (56) Список документов, цитированных в отчете о поиске: WO 2017040775 A1, 09.03.2017. RU 2006108657 A, 27.09.2007. SU 1447917 A1, 30.12.1988. SU 549499 A1, 05.03.1977. WO 2016099390 A1, 23.06.2016. 02.07.2018 EP 18181105.0 (45) Опубликовано: 18.11.2021 Бюл. № 32 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 02.02.2021 (86) Заявка PCT: 2 7 5 9 9 4 3 (87) Публикация заявки PCT: WO 2020/007654 (09.01.2020) Адрес для переписки: 129090, Москва, ул. Б. Спасская, 25, стр. 3, ООО "Юридическая фирма Городисский и Партнеры" (54) КОМПОЗИЦИИ ИЗНОСОСТОЙКИХ СПЛАВОВ НА ОСНОВЕ ЖЕЛЕЗА, ВКЛЮЧАЮЩИЕ ХРОМ (57) Реферат: Изобретение относится к области хром 3,5-5,0, марганец менее 0,8, молибден 16,0металлургии, а именно к сплавам на основе 19,5, никель 1,0-2,0, кремний 0,2-2,0, ванадий 10,8железа, используемым в качестве материала для 13,2, остальное - железо и примесей, причем общее поверхностного упрочнения ...

КОРРОЗИОННОСТОЙКИЙ ИНСТРУМЕНТ ДЛЯ ХОЛОДНОЙ ОБРАБОТКИ МАТЕРИАЛОВ

... 1. Применение инструмента из цементированного карбида, состоящего по существу из, вес.%: 80-90 WC, 5-15 TiC и 5-10, предпочтительно 7-10 суммы Ni, Mo, Cr и Со в следующих количествах, вес.%: 40-60, предпочтительно 45-55 Ni или (Ni+Со), <20, предпочтительно 10-18 Мо, 15-40, предпочтительно 30-40 Cr, с размером зерен WC, предпочтительно 1-2 мкм и субстехиометрическим содержанием углерода, в результате включающего 1-10, предпочтительно 5-7 об.% эта-фазы, равномерно распределенной в виде небольших звезд <50 мкм, предпочтительно <25 мкм с очень тонкодисперсными зернами <1 мкм, для операций глубокой вытяжки и вытяжки с утонением при производстве алюминиевых или стальных банок для напитков. ! 2. Применение инструмента из цементированного карбида по п.1, в котором до 30 вес.% (Ni+Со) составляет Со. ! 3. Применение инструмента из цементированного карбида, состоящего по существу из, вес.%: 80-90 WC, 5-15 TiC и 5-10, предпочтительно 7-10 суммы Ni, Mo, Cr и Со в следующих количествах, вес.%: 40-60, ...

КОНСТРУКЦИЯ ДОЛОТА НА ОСНОВЕ КОМПОЗИТА МЕТАЛЛА И ТВЕРДОГО СПЛАВА

... 1. Способ формирования корпуса бурового долота для роторного бурения, отличающийся тем, что при его осуществлении: ! подготавливают корпус бурового долота, ! прессуют порошковую смесь для формирования не спеченного порошкового компонента, ! по меньшей мере частично спекают не спеченный порошковый компонент, ! формируют конечную спеченную конструкцию, имеющую конечную плотность, используя не спеченный порошковый компонент, при этом формируют в конечной спеченной конструкции по меньшей мере одно гнездо для резца, и ! прикрепляют конечную спеченную конструкцию к части корпуса бурового долота после формирования конечной спеченной конструкции. ! 2. Способ по п.1, в котором конечная спеченная конструкция включает оболочку для бурового долота или сегмент для прикрепления к лопасти бурового долота. ! 3. Способ по п.1, в котором формируют корпус бурового долота с включением в него первого материала, содержащего сталь или ее сплав, и формируют не спеченный порошковый компонент с включением в него ...

ПУАНСОН ИЗ ЦЕМЕНТИРОВАННОГО КАРБИДА

1. Пуансон для изготовления металлических банок для напитков из цементированного карбида, включающего твердую фазу, содержащую WC, и связующую фазу, отличающийся тем, что композиция цементированного карбида включает, в % по весу, от 50 до менее 70 WC, от 15 до 30 TiC, и от 12 до 20 Co+Ni.2. Пуансон по п.1, в котором композиция цементированного карбида включает WC в количестве от 50 до 69% по весу.3. Пуансон по п.1, в котором цементированный карбид включает WC в качестве индивидуальной фазы.4. Пуансон по п.2, в котором цементированный карбид включает WC в качестве индивидуальной фазы.5. Пуансон по п.1, в котором композиция цементированного карбида включает от 18 до 28% по весу TiC.6. Пуансон по п.2, в котором композиция цементированного карбида включает от 18 до 28% по весу TiC.7. Пуансон по п.3, в котором композиция цементированного карбида включает от 18 до 28% по весу TiC.8. Пуансон по п.4, в котором композиция цементированного карбида включает от 18 до 28% по весу TiC.9. Пуансон по п.1, в котором цементированный карбид включает TiCx в качестве индивидуальной фазы.10. Пуансон по п.2, в котором цементированный карбид включает TiCx в качестве индивидуальной фазы.11. Пуансон по п.3, в котором цементированный карбид включает TiCx в качестве индивидуальной фазы.12. Пуансон по п.4, в котором цементированный карбид включает TiCx в качестве индивидуальной фазы.13. Пуансон по п.5, в котором цементированный карбид включает TiCx в качестве индивидуальной фазы.14. Пуансон по п.6, в котором цементированный карбид включает TiCx в качестве индивидуальной фазы.15. Пуансон по п.7, в котором цементированный карбид включает TiCx в качестве индивидуальной фазы.16. Пуансон по п.8, в котором цементированный карбид вклю� РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (51) МПК C22C 1/10 (13) 2013 120 523 A (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ЗАЯВКА НА ИЗОБРЕТЕНИЕ (21)(22) Заявка: 2013120523/02, 05.10.2011 (71) Заявитель(и): САНДВИК ИНТЕЛЛЕКЧУАЛ ПРОПЕРТИ АБ (SE) ...

Verfahren und Insert zum Schließen einer Mold-Pin-Position

Verfahren zum Schließen einer Mold-Pin-Position an der Innenseite eines Profilringsegmentes (1) eines den Laufstreifen eines Fahrzeugreifens ausformenden Profilringes einer Vulkanisationsform für Fahrzeugreifen, wobei der Mold-Pin (6) im Laufstreifen des zu vulkanisierenden Reifens ein Spikeloch zum Einsetzen eines Spikes ausformt und in ein zumindest zum Teil von Stegen (2) begrenztes Flächenelement (3) an der Innenseite des Profilringsegmentes (1) eingesetzt ist, wobei am Flächenelement (3) zumindest eine Lamelle (4) zum Ausformen eines Einschnittes im Laufstreifen vorsteht, und wobei um das Zentrum der Mold-Pin-Position in einer Teilfläche (5) mit einem Radius von mindestens 3,0 mm eine lamellenfreie Zone vorliegt.Zum Schließen der Mold-Pin-Position wird in eine die lamellenfreie Zone überdeckende und am Profilringsegment (1) ausgebildete Vertiefung (8. 8') ein Insert (9, 9') eingesetzt, welches am Profilringsegment (1) befestigt wird und eine äußere Deckfläche (10b, 10'b) aufweist, ...

Polycrystalline diamond construction with controlled gradient metal content

A method of manufacturing a drill bit

A method is provided to manufacture a drill bit (30, fig 3) having ribs extending from the body of the bit. The method includes loading a quantity of abrasive particles and a first matrix material 40 in a mold cavity corresponding to a gage portion 48 of at least one of the ribs. A further quantity of abrasive particles and a second matrix material 34 are then loaded into the other portions of the mold cavity. The mold contents are heated to form an impregnated drill bit. The mold may be infiltrated with a binder.

Thermally stable ultra-hard polycrystalline materials and compacts including an alkali metal

Thermally stable ultra-hard polycrystalline materials and compacts comprise an ultra-hard polycrystalline body 28 that wholly or partially comprises one or more thermally stable ultra-hard polycrystalline regions having interstitial regions where a catalyst in the form of an alkali metal from Group 1 of the periodic table is present. A substrate 36 can be attached to the body 28. The thermally stable ultra-hard polycrystalline region can be positioned along all or a portion of an outside surface of the body, or can be positioned beneath a body surface (fig 3D. The thermally stable ultra-hard polycrystalline region can be provided in the form of a single element or in the form of a number of elements. The thermally stable ultra-hard polycrystalline region can be formed from precursor material, such as diamond and/or cubic boron nitride. The mixture can be sintered by high pressure/high temperature process.

Thermally stable ultra-hard polycrystalline materials and compacts

Friction stir-welding using a PCBN-based tool containing superalloys

Mesoscale reinforcement of metal matrix composites

Downhole tools including anomalous strengthening materials and related methods

Downhole tools for use in wellbores in subterranean formations comprise a body comprising at least one anomalous strengthening material. Methods of forming downhole tools for use in wellbores in subterranean formations comprise forming a body comprising at least one anomalous strengthening material. Methods of using downhole tools in wellbores in subterranean formations comprise disposing a body comprising at least one anomalous strengthening material in a wellbore in a subterranean formation. The at least one anomalous strengthening material may be exposed to a temperature within the wellbore higher than a temperature at a surface of the subterranean formation and a yield strength of the at least one anomalous strengthening material may increase.

Fsw tool with graduated composition change

A friction stir welding (FSW) tool tip is described. The tool tip comprises a pin portion and a body portion that meet to form a shoulder. The tool tip has a graduated change in composition along its length. In some embodiments, the alloy composition near the end of the pin differs from the alloy composition of the body by at least 0.5% by wt of at least one element. A method of manufacturing a FSW tool tip having a gradual compositional change is also described.

Process of manufacturing wrenches

A processes of manufacturing wrenches is provided with preparing a cylinder of raw material; cutting the cylinder of raw material into cylindrical first half-finished products; increasing volumes of two one ends of each first half-finished product 10-18% by compressing to form a second half-finished product having two spheres at two ends respectively; pressing each sphere to form top and bottom flats on the ends of the second half-finished product respectively; sintering the second half-finished product; placing the second half-finished product in a die; forging the second half-finished product to form a third half-finished product; and punching the third half-finished product to form a finished wrench having an open end and a box end. 1preparing a cylinder of raw material;cutting the cylinder of raw material into a plurality of cylindrical first half-finished products;increasing volumes of two one ends of each first half-finished product 10-18% by compressing to form a second half-finished product having two spheres at two ends respectively;pressing each sphere to form top and bottom flats on the ends of the second half-finished product respectively;sintering the second half-finished product;placing the second half-finished product in a die;forging the second half-finished product to form a third half-finished product; andpunching the third half-finished product to form a finished wrench having an open end and a box end.. A processes of manufacturing wrenches, the process comprising the steps of: 1. Field of the InventionThe invention relates to processes of manufacturing wrenches and more particularly to a process of manufacturing wrenches without leaving excess material.2. Description of Related ArtConventional processes of manufacturing wrenches are disadvantages because excess material is left.Thus, the need for improvement still exists.It is therefore one object of the invention to provide a process of manufacturing wrenches, the process comprising preparing a ...

METHODS FOR STATOR BAR SHAPE TOOLING

Certain embodiments of the invention may include systems and methods for providing stator bar shape tooling. According to an example embodiment of the invention, a method is provided for shaping an element. The method can include providing at least one constraining surface, wherein the at least one constraining surface is fabricated at least in part by selective laser sintering, and deforming an element with the at least one constraining surface to define at least an external shape of a formed element. 115-. (canceled)16. A method for manufacturing shape tooling , comprising:fabricating at least one constraining surface operable to deform an element, wherein the at least one constraining surface is fabricated at least in part by selective laser sintering.17. The method of claim 16 , wherein fabricating the at least one constraining surface comprises fabricating at least a curved element section.18. The method of claim 16 , wherein fabricating the at least one constraining surface comprises fusing together powdered material by laser scanning cross-sections of the powdered material in a pattern generated from a three dimensional digital representation of the at least one constraining surface.19. The method of claim 18 , wherein fusing together powdered material comprises fusing together a material comprising at least one of a metal or a polymer binder.20. The method of claim 18 , wherein fabricating the at least one constraining surface comprises fabricating tooling claim 18 , wherein the tooling is operable for shaping an element into a formed element associated with a generator claim 18 , wherein the formed element comprises at least one of a stator bar claim 18 , a stator coil claim 18 , a buss bar claim 18 , or a connection ring. This application is related to application Ser. No. ______, filed concurrently with the present application on ______, entitled: “Systems and Methods for Stator Bar Press Tooling,” the content of which is hereby incorporated by reference ...

Hard metal cemented carbide

A cemented carbide suitable as a high performance hard metal material for wire drawing of high-tensile strength alloys is provided. The cemented carbide may include a relatively low binder content with additives Cr, Ta and/or Nb to provide high wear and corrosion resistance, high thermal conductivity, high hardness and a desired hardness to fracture toughness correlation.

METHOD FOR MANUFACTURING HIGH-TORQUE HEXAGONAL DRILL SHANK

A method for manufacturing a high-torque hexagonal drill shank includes: firstly producing an air module, wherein the lower end of the air module is inserted into a molding cavity of a mold, a high-pressure air is injected into the air module, and the surface of the air module is provided with a plurality of air outlets; evenly mixing metal powder and an organic binder together; injecting obtained particulates in a heating-plasticizing state into the molding cavity by an injection molding machine to solidify and form a hexagonal drill shank blank; forming a non-cylindrical cavity inside the hexagonal drill shank blank under the action of the air module; removing the binder in the hexagonal drill shank blank by thermal decomposition; and, finally, obtaining a high-torque hexagonal drill shank by sintering and densifying. 1. A method for manufacturing a high-torque hexagonal drill shank , comprising the following steps:(1) producing an air module, wherein a lower end of the air module is inserted into a molding cavity of a mold, an axis of the air module and an axis of the molding cavity are collinear, a high-pressure air of 150-180 bar is injected into the air module, and a surface of the air module is provided with a plurality of air outlets;(2) evenly mixing metal powder and an organic binder together to obtain particulates;(3) injecting the particulates in a heating-plasticizing state into the molding cavity by an injection molding machine to solidify to form a hexagonal drill shank blank, wherein an injection pressure is 140 bar;(4) forming a non-cylindrical cavity inside the hexagonal drill shank blank under an action of the air module, wherein a plane is arranged on a lateral side of the non-cylindrical cavity;(5) removing the organic binder in the hexagonal drill shank blank by thermal decomposition;(6) performing surface processing and deburring on the hexagonal drill shank blank; and(7) obtaining a high-torque hexagonal drill shank by sintering and ...

Materials and Process Using a Three Dimensional Printer to Fabricate Sintered Powder Metal Components

A process and materials are disclosed to enable the formation of metal powder-polymer/plastic preform articles by three dimensional printing a green state article, debinding the polymer/plastic from the metal powder, and sintering the article to a final shape. 1. A process for forming a soldering tip or de-soldering nozzle comprising the steps of:formulating at least one powder metal-plastic binder feedstock material suitable for use in a 3D printer in a solid or semi-solid state;fabricating a green state article from said at least one powder metal-plastic binder feedstock in a 3D printer;removing said green state article from said 3D printer and subjecting the green state article to a de-binding process;sintering the de-binded article to fuse the powder metal to a final net shape.2. The process of claim 1 , wherein the step of formulating said at least one powder metal-plastic feedstock material further comprises:combining one or more metal powders having a grain size in the range of 1 μm to 50 μm with a binder to a uniform consistency in an extrusion molding machine under heat and pressure;extruding the blended material to form a filament suitable for use in said 3D printer.3. The process of claim 2 , wherein the step of combining one or more metal powders with said binder further comprises:selecting the metal powder from the group consisting of iron, nickel, cobalt and copper, said metal powders having a grain size diameter less than 20 μm;selecting the binder from the group consisting of polyethelyne and polypropylene; andmixing about 35 to 45 by volume percentage binder and the balance metal powder.4. The process of claim 1 , wherein the de-binding process is carried out by submersion in a fluid bath to dissolve and remove the plastic binder.5. The process of claim 1 , wherein the de-binding process is carried out by heating to gasify the plastic binder.6. The process of claim 5 , wherein the thermal de-binding process comprises heating the green article to a ...

Degradable high-strength zinc compositions and method of manufacture

A degradable, high-strength zinc composition suitable for use in producing degradable tools and components for in use in oil and gas and related application fields.

METHODS AND SYSTEMS FOR ADDITIVE MANUFACTURING

An additive manufacturing system includes an electrode head comprising an array of electrodes for depositing material to form a three-dimensional attachment structure connecting first and second prefabricated metallic parts. The array includes a first plurality of electrodes formed from a first metallic material having a first ductility and a first hardness, and a second plurality of electrodes formed from a second metallic material having a second ductility and a second hardness, wherein the first ductility is greater than the second ductility and the second hardness is greater than the first hardness. A power source provides power for heating each electrode. A drive roll system drives each electrode. A controller is connected to the power source to control operations of the additive manufacturing system to form an interior portion of the attachment structure using the first plurality of electrodes, and control the operations of the additive manufacturing system to form an exterior portion of the attachment structure using the second plurality of electrodes, such that ductility of the interior portion of the attachment structure is greater than ductility of the exterior portion of the attachment structure. 1. An additive manufacturing system , comprising:an electrode head comprising an array of multiple electrodes for depositing material layer by layer to form a three-dimensional (3D) attachment structure connecting first and second prefabricated metallic parts, wherein the array of multiple electrodes includes a first plurality of electrodes formed from a first metallic material having a first ductility and a first hardness, and a second plurality of electrodes formed from a second metallic material having a second ductility and a second hardness, wherein the first ductility is greater than the second ductility and the second hardness is greater than the first hardness;a power source configured to provide power for heating each electrode of the array of multiple ...

ALUMINUM ALLOY POWDER METAL COMPACT

A powder metal compact is disclosed. The powder metal compact includes a cellular nanomatrix comprising a nanomatrix material. The powder metal compact also includes a plurality of dispersed particles comprising a particle core material that comprises an Al—Cu—Mg, Al—Mn, Al—Si, Al—Mg, Al—Mg—Si, Al—Zn, Al—Zn—Cu, Al—Zn—Mg, Al—Zn−Cr, Al—Zn—Zr, or Al—Sn—Li alloy, or a combination thereof, dispersed in the cellular nanomatrix. 1. A powder metal compact , comprising:a cellular nanomatrix comprising a nanomatrix material, the nanomatrix material comprising Ni, Fe, Cu, Al, Zn, Mn, or Si, or an oxide, nitride, carbide, intermetallic compound or cermet comprising at least one of the foregoing, or a combination thereof;a plurality of dispersed particles comprising a particle core material that comprises an Al—Cu—Mg, Al—Mn, Al—Si, Al—Mg, Al—Mg—Si, Al—Zn, Al—Zn—Cu, Al—Zn—Mg, Al—Zn—Cr, Al—Zn—Zr, or Al—Sn—Li alloy, or a combination thereof, dispersed in the cellular nanomatrix.2. The powder metal compact of claim 1 , wherein the particle core material comprises claim 1 , in weight percent of the alloy claim 1 , about 0.05% to about 2.0% Mg; about 0.1% to about 0.8% Si; about 0.7% to about 6.0% Cu; about 0.1% to about 1.2% Mn; about 0.1% to about 0.8% Zn; about 0.05% to about 0.25% Ti; and about 0.1%-1.2% Fe claim 1 , and the balance Al and incidental impurities.3. The powder metal compact of claim 1 , wherein the particle core material comprises claim 1 , in weight percent of the alloy claim 1 , about 0.5% to about 6.0% Mg; about 0.05% to about 0.30% Zn; about 0.10% to about 1.0% Mn; about 0.08% to about 0.75% Si and the balance Al and incidental impurities.4. The powder metal compact of claim 1 , wherein the particle core material or the nanomatrix material claim 1 , or a combination thereof claim 1 , comprises a nanostructured material.5. The powder metal compact of claim 4 , wherein the nanostructured material has a grain size less than about 200 nm.6. The powder metal compact ...

TOOL BIT

A tool bit includes a hexagonal drive portion, a working end made of a first material having a first hardness, and a shank interconnecting the drive portion and the working end. The shank is made of a second material having a second hardness, and the first hardness is higher than the second hardness. 1. A tool bit comprising:a hexagonal drive portion;a working end made of a first material having a first hardness; anda shank interconnecting the drive portion and the working end,wherein the shank is made of a second material having a second hardness, and wherein the first hardness is higher than the second hardness.2. The tool bit of claim 1 , wherein the first material and the second material include a ferrous alloy composition.3. The tool bit of claim 1 , wherein the first hardness is between about 55 HRC and about 65 HRC.4. The tool bit of claim 1 , wherein the second hardness is between about 40 HRC and about 55 HRC.5. A tool bit comprising:a hexagonal drive portion;a working end made of a first material having a first hardness; anda shank interconnecting the drive portion and the working end, wherein the shank includes a hollow core.6. The tool bit of claim 5 , wherein the shank further includes at least one radially extending slot in communication with the hollow core.7. The tool bit of claim 6 , wherein the hollow core is coaxial with a longitudinal axis of the tool bit.8. The tool bit of claim 7 , wherein the hollow core extends through the entire axial length of the shank.9. The tool bit of claim 8 , wherein the hollow core extends through the entire axial length of the drive portion.10. The tool bit of claim 7 , wherein the shank includes a substantially cylindrical outer peripheral surface.11. The tool bit of claim 10 , wherein the slot is disposed in the substantially cylindrical outer peripheral surface.12. The tool bit of claim 7 , wherein the slot defines a longitudinal axis oriented at an oblique angle relative to the longitudinal axis of the tool bit. ...

Friction Stir Tool, Method for Manufacturing the Same, and Friction Stir Method

A load-optimized friction-stir tool, particularly a two-shoulder friction-stir welding tool, includes a first tool body and a pin formation projecting from the first tool body with a smaller outer diameter compared to the outer diameter of the first tool body. The first tool body and the pin formation are integrally formed and the pin formation has a material distribution in cross section that is different from a uniform distribution over a circular shape. A method for manufacturing the friction-stir tool and a friction-stir method that can be executed with the friction-stir tool are also disclosed. 115-. (canceled)16. A friction-stir tool , comprising:a first tool body for providing a first shoulder;a pin formation projecting from the first tool body and having a smaller outer diameter compared to an outer diameter of the first tool body; anda second tool body connected by the pin formation to the first tool body for providing a second shoulder, whereinthe friction-stir tool is configured as a two-shoulder tool, andthe first tool body, the pin formation and the second tool body are integrally formed such that the pin formation has a material distribution in cross section that is different from a uniform circular distribution.17. A friction-stir tool , comprising:at least one first tool body; anda pin formation projecting from the first tool body and having a smaller outer diameter compared to an outer diameter of the first tool body, whereinat least the first tool body and the pin formation are formed as an integral component via a generative production.18. The friction-stir tool according to claim 16 , whereinthe pin formation has an outline contour shape in cross section that is different from a single circular shape.19. The friction-stir according to claim 16 , whereinthe pin formation has at least three pins projecting from the first tool body.20. The friction-stir according to claim 17 , whereinthe pin formation has at least three pins projecting from the ...

Methods for stator bar shape tooling

Certain embodiments of the invention may include systems and methods for providing stator bar shape tooling. According to an example embodiment of the invention, a method is provided for shaping an element. The method can include providing at least one constraining surface, wherein the at least one constraining surface is fabricated at least in part by selective laser sintering, and deforming an element with the at least one constraining surface to define at least an external shape of a formed element.

Powder metallurgy wear-resistant tool steel

A powder metallurgy wear-resistant tool steel includes chemical components by mass percent of: V: 12.2%-16.2%, Nb: 1.1%-3.2%, C: 2.6%-4.0%, Si: ≦2.0%, Mn: 0.2%-1.5%, Cr: 4.0%-5.6%, Mo: ≦3.0%, W: 0.1%-1.0%, Co: 0.05%-0.5%, N: 0.05%-0.7%, with balance iron and impurities; wherein a carbide component of the powder metallurgy wear-resistant tool steel is an MX carbide with a NaCl type face-centered cubic lattice structure; wherein an M element of the MX carbide comprises V and Nb, and an X element comprises C and N. 19-. (canceled)10. A powder metallurgy wear-resistant tool steel , comprising chemical components by mass percent of: V: 12.2%-16.2% , Nb: 1.1%-3.2% , C: 2.6%-4.0% , Si: ≦2.0% , Mn: 0.2%-1.5% , Cr: 4.0%-5.6% , Mo: ≦3.0% , W: 0.1%-1.0% , Co: 0.05%-0.5% , N: 0.05%-0.7% , with balance iron and impurities; wherein a carbide component of the powder metallurgy wear-resistant tool steel is an MX carbide with a NaCl type face-centered cubic lattice structure; wherein an M element of the MX carbide comprises V and Nb , and an X element comprises C and N.11. The powder metallurgy wear-resistant tool steel claim 10 , as recited in claim 10 , wherein in the chemical components of the powder metallurgy wear-resistant tool steel claim 10 , a V equivalent is V: 13.0%-16.0% claim 10 , wherein V=V+0.65 Nb.12. The powder metallurgy wear-resistant tool steel claim 10 , as recited in claim 10 , wherein the impurities comprise O claim 10 , wherein an O content is no more than 0.01%.13. The powder metallurgy wear-resistant tool steel claim 11 , as recited in claim 11 , wherein the impurities comprise O claim 11 , wherein an O content is no more than 0.01%.14. The powder metallurgy wear-resistant tool steel claim 10 , as recited in claim 10 , comprising the chemical components by mass percent of: V: 13.0%-16.0% claim 10 , Nb: 1.2%-2.5% claim 10 , C: 2.8%-3.7% claim 10 , Si: ≦1.3% claim 10 , Mn: 0.2%-1.5% claim 10 , Cr: 4.8%-5.4% claim 10 , Mo: ≦2.0% claim 10 , W: 0.1%-0.5% claim ...

ULTRASONIC TIP FOR AN APICOECTOMY, AND METHOD FOR MANUFACTURING SAME

The invention relates to a method for manufacturing an ultrasonic tip for an apicoectomy, such that the tip has a shape suitable for the shape of a tooth root, comprising the steps of: forming a feedstock by mixing a metal powder including stainless steel with a binder; injecting the feedstock to form an injection-molded part having a plurality of projections integrally formed on the surface thereof; performing debinding to remove the binder from the injection-molded part; sintering the injection-molded part; and performing annealing to increase the ductility and facilitate the bending of the sintered part. 17-. (canceled)8. An ultrasonic tip for an apicoectomy manufactured by a method for manufacturing an ultrasonic tip for an apicoectomy , the method comprising:forming a feedstock by mixing a metal powder including stainless steel with a binder;injecting the feedstock to form an injection-molded part having a plurality of projections integrally formed on the surface thereof;performing debinding to remove the binder from the injection-molded part;sintering the injection-molded part; andperforming annealing to increase a ductility and facilitate a bending of the sintered part, wherein the ultrasonic tip comprises a shank portion, a body portion, and a leading edge portion and wherein the projections include one or more projections selected from the group consisting of projections having a circular conic shape, a polygonal pyramid shape, a truncated conic shape, a truncated polygonal pyramid shape, a circular cylindrical shape, a polyhedral shape, and an ellipsoidal shape, and wherein the projections are arranged linearly along a length of the leading edge portion, and not spirally along a circumference of the leading edge portion. The present invention relates to an ultrasonic tip for an apicoectomy of a dental clinic, and more particularly, to an ultrasonic tip for an apicoectomy and a method for manufacturing the ultrasonic tip that may correspond to anatomical ...

METHODS OF FORMING EARTH-BORING TOOLS INCLUDING SINTERBONDED COMPONENTS

Partially formed earth-boring rotary drill bits comprise a first less than fully sintered particle-matrix component having at least one recess, and at least a second less than fully sintered particle-matrix component disposed at least partially within the at least one recess. Each less than fully sintered particle-matrix component comprises a green or brown structure including compacted hard particles, particles comprising a metal alloy matrix material, and an organic binder material. The at least a second less than fully sintered particle-matrix component is configured to shrink at a slower rate than the first less than fully sintered particle-matrix component due to removal of organic binder material from the less than fully sintered particle-matrix components in a sintering process to be used to sinterbond the first less than fully sintered particle-matrix component to the at least a second less than fully sintered particle-matrix component. Earth-boring rotary drill bits comprise such components sinterbonded together. 1. An earth-boring rotary drill bit , comprising:a first component and a second component sinterbonded together, wherein the first component and the second component have an interfering fit with one another.2. The earth-boring rotary drill bit of claim 1 , wherein the first component has a composition different from a composition of the second component.3. The earth-boring rotary drill bit of claim 1 , wherein the first component comprises a surface defining a recess therein.4. The earth-boring rotary drill bit of claim 3 , wherein at least a portion of the second component is disposed within the recess.5. The earth-boring rotary drill bit of claim 1 , wherein at least one of the first component or the second component has a surface tapered with respect to a longitudinal axis thereof.6. The earth-boring rotary drill bit of claim 5 , wherein the surface has a taper between approximately ½° and approximately 2° with respect to the longitudinal axis.7 ...

FSW TOOL WITH GRADUATED COMPOSITION CHANGE

A friction stir welding (FSW) tool tip is described. The tool tip comprises a pin portion and a body portion that meet to form a shoulder. The tool tip has a graduated change in composition along its length. In some embodiments, the alloy composition near the end of the pin differs from the alloy composition of the body by at least 0.5% by wt of at least one element. A method of manufacturing a FSW tool tip having a gradual compositional change is also described. 1. A method of manufacturing a friction stir welding tool having a gradual compositional change , comprising:blending a first powder composition with a second powder composition to form a powder mixture;stacking the powder mixture in a container having a pin portion and a body portion that meet to form a shoulder, such that the stacked powder mixture has a first powder region disposed in the pin portion, a second powder region disposed in the body portion, and a transitional powder region between the first and second regions, wherein the first region comprises the first powder composition, the second region comprises the second powder composition, and the transitional powder region comprises a gradual compositional change from the first powder composition to the second powder composition; andapplying a solid-state densification process to the stacked powder mixture to form a solid mass having a first solid region comprising a first alloy composition, a second solid region comprising a second alloy composition, and a transitional solid region between the first and second solid regions, wherein the transitional solid region comprises a gradual compositional change from the first alloy composition to the second alloy composition.2. The method of claim 1 , wherein the solid state densification process is a hot isostatic pressing process.3. The method of claim 1 , wherein applying the solid-state densification process further comprises:forming the first solid region in the pin portion out of the first powder ...

CORROSION AND FATIGUE RESISTANT CEMENTED CARBIDE PROCESS LINE TOOL

A process line tool of a cemented carbide comprising in wt %; about 2.9-11 Ni; about 0.1-2.5 CrC; and about 0.1-1 Mo; and a balance of WC, with an average WC grain size less than or equal to 0.5 μm.

PRODUCTION METHOD FOR A SHAPING TOOL COMPONENT OF A PRESS HARDENING TOOL

The present disclosure provides a production method for a shaping tool component of a press hardening tool that includes producing a preform by an additive production method from metal material. The preform having an outer wall, which at least partially corresponds to a shaping operating face of the tool component. The preform further includes at least one channel wall of a cooling channel adjacent to the outer wall and at least one recess which is at least for the most part further away from the outer wall than the channel wall. After the preform is produced, the at least one recess is filled with liquid metal, which subsequently hardens and forms a portion of the tool component. 1. A production method for a shaping tool component of a press hardening tool , the production method comprising: an outer wall at least partially corresponding to a shaping operating face of the tool component;', 'at least one channel wall of a cooling channel adjacent to the outer wall; and', 'at least one recess, wherein at least half of the recess is located further away from the outer wall than the at least one channel wall; and, 'producing a preform from metal material by an additive production method, the preform comprisingfilling the at least one recess with liquid metal, wherein the liquid metal subsequently hardens and forms a portion of the tool component.2. The production method as claimed in claim 1 , wherein the additive production method is selective laser melting.3. The production method as claimed in claim 1 , wherein the at least one recess includes an opening at a side remote from the operating face claim 1 , wherein the liquid metal is poured in through the opening.4. The production method as claimed in claim 1 , wherein a surface of the outer wall is reprocessed by erosive processing after the surface has been produced.5. The production method as claimed in claim 4 , wherein the reprocessing operation is carried out after filling the at least one recess with liquid ...

METHOD OF MOLDING ANISOTROPIC COMPOSITE MATERIAL AND DIE USING ANISOTROPIC COMPOSITE MATERIAL

Provided is a method of molding a composite material by laser metal deposition in which a powder metal material is irradiated with a laser beam while supplying the powder metal material onto a surface of a base material, in which the powder metal material is a mixed powder of an Fe alloy powder and a Cu powder, and a mixing ratio of the Fe alloy powder and the Cu powder is 15% or more and 30% or less by weight % of the Cu powder, and in which the composite material having anisotropy is molded by setting energy of the laser beam to be 9 KJ/g or more and 10 KJ/g or less in a mixed powder ratio. 1. A method of molding a composite material by laser metal deposition in which a powder metal material is irradiated with a laser beam while supplying the powder metal material onto a surface of a base material ,wherein the powder metal material is a mixed powder of an Fe alloy powder and a Cu powder, and a mixing ratio of the Fe alloy powder and the Cu powder is 15% or more and 30% or less by weight % of the Cu powder, andwherein the composite material having anisotropy is molded by setting energy of the laser beam to be 9 KJ/g or more and 10 KJ/g or less in a mixed powder ratio.2. The method according to claim 1 , wherein an output of the laser beam is 1800 W or more and 2000 W or less.3. The method according to claim 2 , wherein the mixed powder is supplied at a rate of 12 g/min or more and 13 g/min or less.4. The method according to claim 3 , wherein a scanning speed of the laser beam with respect to the base material is 1000 mm/min.5. A die having high thermal conductivity in a vertical direction claim 1 , molded by the method according to . The present invention relates to a molding technique for an anisotropic composite material and a molded product such as a die using the anisotropic composite material.As one of lamination-molding techniques, there is exemplified laser lamination-molding (laser metal deposition: sometimes referred to as LMD).JP 2016-211062 A is a cited ...

Powder for additive manufacturing, and die-casting die part

The present invention relates to a powder for additive manufacturing, having a composition consisting of, in mass %: 0.25<C<0.40, 0.001≤Si≤0.15, 0.30≤Mn≤0.45, 5.0≤Cr≤5.5, 1.0≤Mo≤1.5, 0.35≤V≤0.45, 0.01≤N≤0.05, 0.01≤O≤0.04, and optionally, P<0.10, Cu<0.20, Ni<0.20, Al<0.05, Zr<0.05, S<0.20, Pb<0.20, Bi<0.20, Nb<0.20, Ti<0.20, B<0.10, and Co<0.20, with the balance being Fe and unavoidable impurities, in which a surface of the powder for additive manufacturing is coated with an oxide film, and the oxide film has a thickness of 3 nm or more and 30 nm or less.

Wear Resistant Self-Lubricating Additive Manufacturing Parts and Part Features

Wear resistant self-lubricating additive manufacturing parts and part features are disclosed in use with oilfield service operations. 1. A method , comprising:inputting a design for an oil field service component into a computing arrangement;developing an additive manufacturing construction technique for the oil field service component, wherein the additive manufacturing construction technique is to use at least one of a copper-based alloy responsive to heat treatment and at least one ceramic, the additive manufacturing construction technique combining the at least one copper based alloy and the at least one ceramic; andconstructing the oil field service component using the developed additive manufacturing construction technique using the at least one copper-based alloy and the at least one ceramic.2. The method according to claim 1 , wherein the at least one ceramic includes at least one of a carbide claim 1 , a boride claim 1 , a nitride claim 1 , an oxide and a diamond.3. The method according to claim 2 , wherein the carbide is a carbide of tungsten claim 2 , tantalum claim 2 , chromium claim 2 , niobium and vanadium.4. The method according to claim 2 , wherein the boride is a boride of tungsten claim 2 , titanium and tantalum.5. The method according to claim 2 , wherein the nitride is a nitride of silicon.6. The method according to claim 2 , wherein the oxide is an oxide of aluminum claim 2 , magnesium and titanium.7. The method according to claim 2 , wherein the copper-based alloy contains an alkaline earth metal.8. The method according to claim 2 , wherein the copper-based alloy contains a transition metal from an element selected from group 3 to 10 of periodic table elements.9. The method according to claim 2 , wherein the copper-based alloy contains one of a precipitation hardened alloy and a spinodal alloy.10. The method according to claim 2 , wherein the copper-based alloy has one of Sn claim 2 , Sb claim 2 , In claim 2 , Bi claim 2 , Pb and Ga up to 2 ...

Composite abrasive compact

A composite abrasive compact comprises an abrasive compact layer, generally a diamond abrasive compact layer, bonded to a substrate. The abrasive compact layer is characterized by: (i) an inner region, in contact with a surface of the substrate, (ii) a first intermediate region in contact with the inner region, (iii) a second intermediate region in contact with the first intermediate region, (iv) an outer region in contact with the second intermediate region and containing ultra-hard abrasive particles having at least three different average particle sizes, and (v) the composition in the inner region, and first and second intermediate regions varying in composition such that there is a gradulated change in thermal expansion of the abrasive compact layer between the substrate and the outer region.

TUNGSTEN CARBIDE-BASED CEMENTED HARD MATERIAL

A tungsten-carbide-based hard material includes the following components: tungsten carbide with an average particle size of 0.1-1.3 μm; 1.0-5.0 wt. % (Co+Ni), with a ratio of Co/(Co+Ni) in wt. % of 0.4≤Co/(Co+Ni)≤0.95; 0.1-1.0 wt. % Cr, with a ratio of Cr to (Co+Ni) in wt. % of 0.05 Cr/(Co+Ni) 0.20; 0.01-0.3 wt. % Mo; and 0.02-0.45 wt. % Me, where Me represents one or more elements from the group Ta, Nb, Hf and Ti, preferably Ta and/or Nb; and wherein 0.01≤Me/(Co+Ni)≤0.13. 114-. (canceled)15. A tungsten carbide-based cemented hard material , comprising:tungsten carbide having an average particle size of 0.1-1.3 μm;1.0-5.0% by weight of (Co+Ni), with a ratio of Co to (Co+Ni) in % by weight of 0.4≤Co/(Co+Ni)≤0.95;0.1-1.0% by weight of Cr, with a ratio of Cr to (Co+Ni) in % by weight of 0.05≤Cr/(Co+Ni)≤0.20;0.01-0.3% by weight of Mo; and0.02-0.45% by weight of Me, where Me is one or more elements selected from the group consisting of Ta, Nb, Hf and Ti; and0.01 Me/(Co+Ni)≤0.13.16. The tungsten carbide-based material according to claim 15 , wherein Me is at least one of Ta or Nb.17. The tungsten carbide-based material according to claim 15 , wherein the tungsten carbide has an average particle size of 0.1-0.8 μm.18. The tungsten carbide-based material according to claim 17 , wherein the tungsten carbide has an average particle size of 0.2-0.5 μm.19. The tungsten carbide-based material according to claim 15 , wherein 0.6≤Co/(Co+Ni)≤0.9.20. The tungsten carbide-based material according to claim 15 , wherein 0.05≤Cr/(Co+Ni)≤0.15.21. The tungsten carbide-based material according to claim 15 , wherein a ratio of Mo to Cr in % by weight is Mo/Cr<0.5.22. The tungsten carbide-based material according to claim 21 , wherein the ratio Mo/Cr<0.4.23. The tungsten carbide-based material according to claim 15 , wherein 0.02 Me/(Co+Ni)≤0.08.24. The tungsten carbide-based material according to claim 15 , wherein a ratio of Me to Cr in % by weight is Me/Cr<0.65.25. The tungsten carbide- ...

Aluminum alloy powder metal compact

A powder metal compact is disclosed. The powder metal compact includes a cellular nanomatrix comprising a nanomatrix material. The powder metal compact also includes a plurality of dispersed particles comprising a particle core material that comprises an Al—Cu—Mg, Al—Mn, Al—Si, Al—Mg, Al—Mg—Si, Al—Zn, Al—Zn—Cu, Al—Zn—Mg, Al—Zn—Cr, Al—Zn—Zr, or Al—Sn—Li alloy, or a combination thereof, dispersed in the cellular nanomatrix.

粉末冶金耐磨工具钢

本发明涉及一种粉末冶金耐磨工具钢，其化学组分按质量百分比计包括：V：12.2%‑16.2%，Nb：1.1%‑3.2%，C:2.6%‑4.0%，Si:≤2.0%，Mn：0.2%‑1.5%，Cr：4.0%‑5.6%，Mo：≤3.0%，W：0.1%‑1.0%，Co：0.05%‑0.5%，N:0.05%‑0.7%，余量为铁和杂质；所述粉末冶金耐磨工具钢的碳化物组成为MC碳化物，MC碳化物的类型为（V、Nb）（C、N）。制得的粉末冶金耐磨工具钢碳化物细小，呈弥散分布状态，具备优异的耐磨性能、冲击韧性、抗弯强度以及硬度。

金属间结合金刚石复合材料及该复合材料件的形成方法

本发明提供了一种金属间结合金刚石复合材料，并且提供了处理该复合材料的方法。金属间结合金刚石复合材料优选地包括铝化镍(Ni 3 Al)粘合剂和分散在铝化镍(Ni 3 Al)粘合剂内的金刚石微粒。另外，所述复合材料具有至少1200℃的处理温度，并被处理而使得金刚石微粒保持无损且不会由于高温处理而转变成石墨或蒸发。还提供了形成所述复合材料的方法，其通常包括磨制，压制，和烧结高温金属间粘合剂和金刚石微粒。

切削工具

根据本公开一方面的切削工具包括：附接部；具有芯部和表面部的切削部；以及接合部。附接部包括硬质成分和硬质材料。硬质成分从由TiC、TiCN、W、WC、Al 2 O 3 和CBN以及金刚石中的至少一种与W和WC中的至少一种的组合构成的组中选择而获得。硬质材料包括一种或多种铁族元素并具有350GPa以下的杨氏模量。芯部包括硬质合金材料。表面部包括PCD或CBN。切削部具有倒角部。表面部包括槽、后刀面和切削刃。切削刃朝向附接部延伸。后刀面由倒角后刀面和外周后刀面形成。倒角后刀面相对于中心轴线的倾斜度大于外周后刀面相对于中心轴线的倾斜度。

Alloy, alloy powder, alloy member, and composite member

本发明提供一种合金、合金粉末、合金构件和复合构件，耐腐蚀性和耐磨耗性优异，且具备抗裂纹性的适合增材制造法等。合金和合金粉末，以质量％计，含有Cr：18～22％、Mo：18～28％、Ta：1.5～57％、C：1.0～2.5％，并且Nb：0～42％、Ti：0～15％、V：0～27％、Zr：0～29％，余量由Ni和不可避免的杂质构成，以摩尔比计，满足(Ta+0.7Nb+Ti+0.6V+Zr)/C＝0.5～1.5。合金构件是具有这样的凝固组织的层叠造型体或铸造物，凝固组织具有作为面心立方晶格结构的金属相和碳化物，是枝状的结晶组织。复合构件是具有基材、和层叠于基材的表面的合金层，且合金层为具有这样的凝固组织的层叠造型体，凝固组织具有作为面心立方晶格结构的金属相和碳化物，是枝状的结晶组织。

Excavating tool insert

내구성과 접합성을 향상하도록 본 발명은 제1 성분과 제2 성분을 함유하는 지지 부재; 및 상기 지지 부재와 결합하는 초경질층을 포함하고, 상기 제1 성분 및 상기 제2 성분은 상기 지지 부재의 두께 방향으로 농도 구배를 갖고, 상기 제1 성분은 코발트를 포함하고, 상기 제2 성분은 텅스텐을 포함하며, 상기 제1 성분은 상기 초경질층으로부터 멀어질수록 함량이 증가하고, 상기 제2 성분은 상기 초경질층과 가까워질수록 함량이 증가하는 절삭 공구용 인서트를 제공한다. The present invention provides a support member comprising a first component and a second component to improve durability and bonding property; And an ultrahard layer bonded to the support member, wherein the first component and the second component have a concentration gradient in the thickness direction of the support member, the first component comprises cobalt, and the second component Silver tungsten, wherein the first component increases in content as it moves away from the ultrahard layer, and the second component provides an insert for a cutting tool in which content increases as it approaches the ultrahard layer.

Male die for cold forming

FIELD: process engineering. SUBSTANCE: this invention relates to hard alloy tool for forming or machining. Male die for deep drawing and smoothing is made from cemented carbide. Cemented carbide consists of (in wt %): 70-90 WC with mean grain size of <2 mcm, 2-8 TiC, 1-9 NbC, 0-3 TaC and 5-20 binding phase consisting of (wt %): 10-98 Co, 0-50 Ni, 2-15 Cr, 0-50 Fe and 0-10 Mo. Said male die is used in production of aluminium or steel drink cans. Besides, said male die is used in production of tubular shells, for example, dry cell battery shells and aerosol cylinders. EFFECT: higher antirust properties, hardness and wear resistance. 10 cl, 5 tbl, 2 ex РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2 451 571 (13) C2 (51) МПК B21D 37/01 (2006.01) C22C 29/08 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (21)(22) Заявка: 2009128697/02, 10.12.2007 (24) Дата начала отсчета срока действия патента: 10.12.2007 (73) Патентообладатель(и): САНДВИК ИНТЕЛЛЕКЧУАЛ ПРОПЕРТИ АБ (SE) R U Приоритет(ы): (30) Конвенционный приоритет: 27.12.2006 SE 0602813-8 16.11.2007 SE 0702578-6 (72) Автор(ы): ПОТИ Эмманюэль (FR), НОРДЕНСТРЁМ Хенрик (GB), РИМБАУ Виктор (ES) (43) Дата публикации заявки: 10.02.2011 Бюл. № 4 2 4 5 1 5 7 1 (45) Опубликовано: 27.05.2012 Бюл. № 15 (56) Список документов, цитированных в отчете о поиске: JP 3258424 А, 18.11.1991. SU 375314 А1, 01.01.1973. RU 2203772 С2, 10.05.2003. RU 2252066 С2, 20.05.2005. ЕР 1557230 А1, 27.07.2005. 2 4 5 1 5 7 1 R U (86) Заявка PCT: SE 2007/050963 (10.12.2007) C 2 C 2 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 27.07.2009 (87) Публикация заявки РСТ: WO 2008/079083 (03.07.2008) Адрес для переписки: 129090, Москва, ул. Б. Спасская, 25, стр.3, ООО "Юридическая фирма Городисский и Партнеры" (54) ПУАНСОН ДЛЯ ОПЕРАЦИЙ ХОЛОДНОЙ ШТАМПОВКИ (57) Реферат: Настоящее изобретение относится к твердосплавному инструменту для формования или другой обработки материалов. Пуансон для операций глубокой ...

The mesoscale of metal-base composites is strengthened

一种金属基复合材料(MMC)工具包括中尺度加强硬质复合材料部分，所述中等强度硬质复合材料部分包括分散在粘合剂材料中的加强颗粒和中尺度加强结构。所述中尺度加强结构使用至少一种增材制造技术来印刷，并且大于所述加强颗粒的平均粉末尺寸分布。

Aluminum alloy powder metal compact

A powder metal compact is disclosed. The powder metal compact includes a cellular nanomatrix comprising a nanomatrix material. The powder metal compact also includes a plurality of dispersed particles comprising a particle core material that comprises an Al—Cu—Mg, Al—Mn, Al—Si, Al—Mg, Al—Mg—Si, Al—Zn, Al—Zn—Cu, Al—Zn—Mg, Al—Zn—Cr, Al—Zn—Zr, or Al—Sn—Li alloy, or a combination thereof, dispersed in the cellular nanomatrix.

Corrosion-resistant tool for cold processing

FIELD: process engineering. SUBSTANCE: invention relates to metal forming and may be used for cold processing of materials. Proposed tool for deep-drawing and ironing is made from composition of cemented carbide including tungsten carbide, titanium carbide, nickel and cobalt, molybdenum and chromium. Said tool is used for production of aluminium or steel cans, formed articles as well as for drawing steel wire. EFFECT: higher corrosion resistance, hardness and wear resistance. 5 cl, 3 dwg, 2 ex РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2 454 289 (13) C2 (51) МПК B21D 37/01 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (21)(22) Заявка: 2009128642/02, 07.12.2007 (24) Дата начала отсчета срока действия патента: 07.12.2007 (43) Дата публикации заявки: 10.02.2011 Бюл. № 4 (73) Патентообладатель(и): САНДВИК ИНТЕЛЛЕКЧУАЛ ПРОПЕРТИ АБ (SE) 2 4 5 4 2 8 9 (45) Опубликовано: 27.06.2012 Бюл. № 18 (56) Список документов, цитированных в отчете о поиске: ЕР 1726672 A1, 29.11.2006. SU 1569055 A1, 07.06.1990. SU 1136869 A, 30.01.1985. RU 2150344 С1, 10.06.2000. US 5396788 A, 14.03.1995. US 2002031440 A1, 14.03.2002. 2 4 5 4 2 8 9 R U (86) Заявка PCT: SE 2007/050956 (07.12.2007) C 2 C 2 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 27.07.2009 (87) Публикация заявки РСТ: WO 2008/079082 (03.07.2008) Адрес для переписки: 129090, Москва, ул.Б.Спасская, 25, стр.3, ООО "Юридическая фирма Городисский и Партнеры", пат.пов. А.В.Мицу, рег.№ 364 (54) КОРРОЗИОННО-СТОЙКИЙ ИНСТРУМЕНТ ДЛЯ ХОЛОДНОЙ ОБРАБОТКИ МАТЕРИАЛОВ (57) Реферат: Изобретение относится к области обработки металлов давлением и может быть использовано при изготовлении инструмента для холодной обработки материалов. Инструмент для глубокой вытяжки и вытяжки с утонением выполнен из композиции цементированного карбида, включающей карбид вольфрама, карбид титана, никель и кобальт, молибден и хром. Инструмент применяется для производства алюминиевых или стальных банок для ...

Powder for additive manufacturing, and die-casting die part

본 발명은 적층 제조용 분말로서, 질량%로, 0.25<C<0.40, 0.001 ≤ Si ≤ 0.15, 0.30 ≤ Mn ≤ 0.45, 5.0 ≤ Cr ≤ 5.5, 1.0 ≤ Mo ≤ 1.5, 0.35 ≤ V ≤ 0.45, 0.01 ≤ N ≤ 0.05, 0.01 ≤ O ≤ 0.04, 및 선택적으로, P < 0.10, Cu < 0.20, Ni < 0.20, Al < 0.05, Zr < 0.05, S < 0.20, Pb < 0.20, Bi < 0.20, Nb < 0.20, Ti < 0.20, B < 0.10, 및 Co < 0.20의 조성을 가지며, 잔부는 Fe 및 불가피적 불순물이고, 상기 적층 제조용 분말의 표면은 산화막으로 코팅되고, 상기 산화막은 3nm 이상 30nm 이하의 두께를 갖는, 적층 제조용 분말에 관한 것이다. The present invention is a powder for additive manufacturing, in mass%, 0.25<C<0.40, 0.001 ≤ Si ≤ 0.15, 0.30 ≤ Mn ≤ 0.45, 5.0 ≤ Cr ≤ 5.5, 1.0 ≤ Mo ≤ 1.5, 0.35 ≤ V ≤ 0.45, 0.01 ≤ N ≤ 0.05, 0.01 ≤ O ≤ 0.04, and optionally, P < 0.10, Cu < 0.20, Ni < 0.20, Al < 0.05, Zr < 0.05, S < 0.20, Pb < 0.20, Bi < 0.20, Nb < 0.20, having a composition of Ti < 0.20, B < 0.10, and Co < 0.20, the remainder being Fe and unavoidable impurities, the surface of the powder for additive manufacturing is coated with an oxide film, and the oxide film has a thickness of 3 nm or more and 30 nm or less. It relates to powder for manufacture.

Articles having improved resistance to thermal cracking

An article includes a working portion including cemented carbide, and a heat sink portion in thermal communication with the working portion. The heat sink portion includes a heat sink material having a thermal conductivity greater than a thermal conductivity of the cemented carbide. Also disclosed are methods of making an article including a working portion comprising cemented carbide, and a heat sink portion in thermal communication with the working portion and including a heat sink material having a thermal conductivity that is greater than a thermal conductivity of the cemented carbide. The heat sink portion conducts heat from the working portion.

Earth-boring rotary drill bits including bit bodies comprising reinforced titanium or titanium-based alloy matrix materials, and methods for forming such bits

Earth-boring rotary drill bits include bit bodies comprising a composite material including a plurality of hard phase regions or particles dispersed throughout a titanium or titanium-based alloy matrix material. The bits further include a cutting structure disposed on a face of the bit body. In some embodiments, the bit bodies may include a plurality of regions having differing material compositions. For example, the bit bodies may include a first region comprising a plurality of hard phase regions or particles dispersed throughout a titanium or titanium-based alloy matrix material, and a second region comprising a titanium or a titanium-based alloy material. Methods for forming such drill bits include at least partially sintering a plurality of hard particles and a plurality of particles comprising titanium or a titanium-based alloy material to form a bit body comprising a particle-matrix composite material. A shank may be attached directly to the bit body.

Earth-boring rotary drill bits and methods of forming earth-boring rotary drill bits

Methods of forming earth-boring rotary drill bits include providing a bit body, providing a shank that is configured for attachment to a drill string, and attaching the shank to the bit body. Providing a bit body includes providing a green powder component having a first region having a first composition and a second region having a second, different composition, and at least partially sintering the green powder component. Other methods include providing a powder mixture, pressing the powder mixture to form a green component, and sintering the green component to a final density. A shank is provided that includes an aperture, and a feature is machined in a surface of the bit body. The aperture is aligned with the feature, and a retaining member is inserted through the aperture. An earth-boring bit includes a bit body comprising a particle-matrix composite material including a plurality of hard particles dispersed throughout a matrix material. A shank is attached to the bit body using a retaining member.

Earth-boring rotary drill bits and methods of manufacturing earth-boring rotary drill bits having particle-matrix composite bit bodies

Methods of forming bit bodies for earth-boring bits include assembling green components, brown components, or fully sintered components, and sintering the assembled components. Other methods include isostatically pressing a powder to form a green body substantially composed of a particle-matrix composite material, and sintering the green body to provide a bit body having a desired final density. Methods of forming earth-boring bits include providing a bit body substantially formed of a particle-matrix composite material and attaching a shank to the body. The body is provided by pressing a powder to form a green body and sintering the green body. Earth boring Earth-boring bits include a unitary structure substantially formed of a particle-matrix composite material. The unitary structure includes a first region configured to carry cutters and a second region that includes a threaded pin. Earth-boring bits include a shank attached directly to a body substantially formed of a particle-matrix composite material.

Methods of forming earth-boring tools including sinterbonded components

Partially formed earth-boring rotary drill bits comprise a first less than fully sintered particle-matrix component having at least one recess, and at least a second less than fully sintered particle-matrix component disposed at least partially within the at least one recess. Each less than fully sintered particle-matrix component comprises a green or brown structure including compacted hard particles, particles comprising a metal alloy matrix material, and an organic binder material. The at least a second less than fully sintered particle-matrix component is configured to shrink at a slower rate than the first less than fully sintered particle-matrix component due to removal of organic binder material from the less than fully sintered particle-matrix components in a sintering process to be used to sinterbond the first less than fully sintered particle-matrix component to the at least a second less than fully sintered particle-matrix component. Earth-boring rotary drill bits comprise such components sinterbonded together.

Articles having improved resistance to thermal cracking

An article includes a working portion including cemented carbide, and a heat sink portion in thermal communication with the working portion. The heat sink portion includes a heat sink material having a thermal conductivity greater than a thermal conductivity of the cemented carbide. Also disclosed are methods of making an article including a working portion comprising cemented carbide, and a heat sink portion in thermal communication with the working portion and including a heat sink material having a thermal conductivity that is greater than a thermal conductivity of the cemented carbide. The heat sink portion conducts heat from the working portion.

Articles having improved resistance to thermal cracking

An article includes a working portion including cemented carbide, and a heat sink portion in thermal communication with the working portion. The heat sink portion includes a heat sink material having a thermal conductivity greater than a thermal conductivity of the cemented carbide. Also disclosed are methods of making an article including a working portion comprising cemented carbide, and a heat sink portion in thermal communication with the working portion and including a heat sink material having a thermal conductivity that is greater than a thermal conductivity of the cemented carbide. The heat sink portion conducts heat from the working portion.

Methods of forming earth-boring tools including sinterbonded components

Partially formed earth-boring rotary drill bits comprise a first less than fully sintered particle-matrix component having at least one recess, and at least a second less than fully sintered particle-matrix component disposed at least partially within the at least one recess. Each less than fully sintered particle-matrix component comprises a green or brown structure including compacted hard particles, particles comprising a metal alloy matrix material, and an organic binder material. The at least a second less than fully sintered particle-matrix component is configured to shrink at a slower rate than the first less than fully sintered particle-matrix component due to removal of organic binder material from the less than fully sintered particle-matrix components in a sintering process to be used to sinterbond the first less than fully sintered particle-matrix component to the at least a second less than fully sintered particle-matrix component. Earth-boring rotary drill bits comprise such components sinterbonded together.

FSW tool with graduated composition change

A friction stir welding (FSW) tool tip is described. The tool tip comprises a pin portion and a body portion that meet to form a shoulder. The tool tip has a graduated change in composition along its length. In some embodiments, the alloy composition near the end of the pin differs from the alloy composition of the body by at least 0.5% by wt of at least one element. A method of manufacturing a FSW tool tip having a gradual compositional change is also described.

Earth-boring rotary drill bits including bit bodies comprising reinforced titanium or titanium-based alloy matrix materials, and methods for forming such bits

Polycrystalline diamond compacts

Embodiments of the invention relate to polycrystalline diamond compacts (“PDCs”) and methods of fabricating such PDCs. In an embodiment, a PDC includes a substrate and a preformed polycrystalline diamond table including an interfacial surface bonded to the substrate and an opposing working surface. The preformed polycrystalline diamond table includes a proximal region extending from the interfacial surface to an intermediate location within the preformed polycrystalline diamond table that includes a metallic infiltrant infiltrated from the substrate, and a distal region extending from the working surface to the intermediate location that is substantially free of the metallic infiltrant. A boundary exists between the proximal and distal regions that has a nonplanar irregular profile characteristic of the metallic infiltrant having been infiltrated into the preformed polycrystalline diamond table.

Polycrystalline diamond construction with controlled gradient metal content

Polycrystalline diamond constructions comprises a diamond body attached to a metallic substrate, and having an engineered metal content. The body comprises bonded together diamond crystals with a metal material disposed interstitially between the crystals. A body working surface has metal content of 2 to 8 percent that increases moving away therefrom. A transition region between the body and substrate includes metal rich and metal depleted regions having controlled metal content that provides improved thermal expansion matching/reduced residual stress. A point in the body adjacent the metal rich zone has a metal content that is at least about 3 percent by weight greater than that at a body/substrate interface. The metal depleted zone metal content increases gradually moving from the body, and has a thickness greater than 1.25 mm. Metal depleted zone metal content changes less about 4 percent per millimeter moving along the substrate.

Machining tool component

FIELD: process engineering. SUBSTANCE: machining tool component comprises polycrystalline diamond layer 12 with second phase including metal and working surface 16. Softer layer 20 including metal selected from the group including molybdenum, tantalum and niobium is bonded with working surface 16 of said layer 12. Metal in softer layer 20 exists as metal carbide and minor amount of metal proper at section 22 of polycrystalline diamond layer 12 adjoining phase interface. Machining tool component is characterised by cutting edge self-rounding and self-honing at initial stages of wear. EFFECT: decreased breakoff, improved machining properties. 8 cl, 1 dwg, 2 ex РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2 475 338 (13) C2 (51) МПК B23B 27/14 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (21)(22) Заявка: 2009135865/02, 28.02.2008 (24) Дата начала отсчета срока действия патента: 28.02.2008 (72) Автор(ы): ПРЕТОРИУС Корнелиус Йоханнес (IE), ХАРДЕН Питер Майкл (IE) (43) Дата публикации заявки: 10.04.2011 Бюл. № 10 2 4 7 5 3 3 8 (45) Опубликовано: 20.02.2013 Бюл. № 5 (56) Список документов, цитированных в отчете о поиске: GB 2335682 А, 29.09.1999. WO 93/25795 А1, 23.12.1993. US 5037704 А, 06.08.1991. RU 2104826 С1, 20.02.1998. RU 2066729 С1, 20.09.1996. 2 4 7 5 3 3 8 R U (86) Заявка PCT: IB 2008/050717 (28.02.2008) C 2 C 2 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 28.09.2009 (87) Публикация заявки РСТ: WO 2008/104946 (04.09.2008) Адрес для переписки: 105082, Москва, Спартаковский пер., д. 2, стр. 1, секция 1, этаж 3, "ЕВРОМАРКПАТ" (54) КОМПОНЕНТ ОБРАБАТЫВАЮЩЕГО ИНСТРУМЕНТА (57) Реферат: Описан компонент обрабатывающего инструмента, включающий слой (12) поликристаллического алмаза, имеющий вторую фазу, содержащую металл, и рабочую поверхность (16). С рабочей поверхностью (16) слоя (12) поликристаллического алмаза вдоль поверхности раздела связан более мягкий слой (20), содержащий металл, выбранный из группы, ...

Cemented carbide tool and method of making the same

본 발명은 Co 및/또는 Ni 의 바인더상으로 경질 성분을 포함하며, 표면부 결정립 크기가 내부 결정립 크기 보다 작은 일 이상의 표면영역 및 내부영역을 포함하는 초경 합금 공구에 관한 것이다. 미세한 결정립 크기를 지닌 표면영역은 내부영역 보다 낮은 바인더상 함량을 가진다.

Tungsten Carbide-Based Cemented Carbide Material

다음을 포함하는 텅스텐 카바이드 기반 초경질 재료: 크기가 0.1 - 1.3 ㎛의 평균 입자 크기를 갖는 텅스텐 카바이드; 중량%로 Co/(Co + Ni) 비율이 0.4 ≤ Co/(Co + Ni) ≤ 0.95인 1.0 - 5.0 중량%의 (Co + Ni); 중량%로 Cr 대 (Co + Ni)의 비율이 0.05 ≤ Cr/(Co + Ni) ≤ 0.20인 0.1 - 1.0 중량%의 Cr; 0.01 - 0.3 중량%의 Mo; 및 0.02 - 0.45 중량%의 Me, 여기서 Me = Ta, Nb, Hf 및 Ti로 이루어진 군으로부터의 하나 이상의 원소, 바람직하게는 Ta 및/또는 Nb; 그리고 또한 0.01 ≤ Me/(Co + Ni) ≤ 0.13임.

Methods of forming earth-boring rotary drill bits

Methods of forming earth-boring rotary drill bits include providing a bit body, providing a shank that is configured for attachment to a drill string, and attaching the shank to the bit body. Providing a bit body includes providing a green powder component having a first region having a first composition and a second region having a second, different composition, and at least partially sintering the green powder component. Other methods include providing a powder mixture, pressing the powder mixture to form a green component, and sintering the green component to a final density. A shank is provided that includes an aperture, and a feature is machined in a surface of the bit body. The aperture is aligned with the feature, and a retaining member is inserted through the aperture. An earth-boring bit includes a bit body comprising a particle-matrix composite material including a plurality of hard particles dispersed throughout a matrix material. A shank is attached to the bit body using a retaining member.

Cemented carbide punch

본 발명은 WC 를 가지는 경질 상 및 바인더 상을 포함하는 초경 합금의 금속 음료 캔을 제조하기 위한 펀치에 관한 것으로서, 상기 초경 합금의 조성은, 중량%로, 50 내지 70 미만의 WC, 15 ~ 30 의 TiC, 및 12 ~ 20 의 Co+Ni 을 포함한다.

Sintered polycrystalline diamond material with extremely fine microstructures

Low-cost friction stir processing tool

A friction stir processing (FSP) tool includes a working material. The working material has a matrix phase and a particulate phase. The matrix phase includes tungsten and an alloy material. The particulate phase is located within the matrix phase, and the particulate phase has an indentation hardness less than 45 GPa.

Matrix drill bits and method of manufacture

A matrix drill bit and method of manufacturing a matrix bit body from a composite of matrix materials is disclosed. Two or more different types of matrix materials may be used to form a composite matrix bit body. A first matrix material may be selected to provide optimum fracture resistance (toughness) and optimum erosion, abrasion and wear resistance for portions of a matrix bit body such as cutter sockets, cutting structures, blades, junk slots and other portions of the bit body associated with engaging and removing formation materials. A second matrix material may be selected to provide desired infiltration of hot, liquid binder material with the first matrix material to form a solid, coherent, composite matrix bit body.

Corrosion and wear resistant alloy

A powder metallurgy corrosion and wear resistant tool steel article, and alloy thereof. The article is manufactured by hot isostatic compaction of nitrogen atomized, prealloyed high-chromium, high-vanadium, high-niobium powder particles. The alloy is characterized by very high wear and corrosion resistance, making it particularly useful for use in the manufacture of components for advanced bearing designs as well as machinery parts exposed to severe abrasive wear and corrosion conditions, as encountered, for example, in the plastic injection molding industry and food industry.

Ceramic grains and method for their production

The invention relates to a method for preparing ceramic grains comprising: - making a slurry comprising inorganic particles and a gelling agent; - making droplets of the slurry; - introducing the droplets in a liquid gelling-reaction medium wherein the droplets are gellified; - deforming the droplets before, during or after gellification; - drying the gellified deformed droplets, thereby obtaining dried grains and sintering the dried grains, thereby obtaining the ceramic grains. The invention further relates to ceramic grains obtainable by a method of the invention.

Articles having improved resistance to thermal cracking

An article includes a working portion including cemented carbide, and a heat sink portion in thermal communication with the working portion. The heat sink portion includes a heat sink material having a thermal conductivity greater than a thermal conductivity of the cemented carbide. Also disclosed are methods of making an article including a working portion comprising cemented carbide, and a heat sink portion in thermal communication with the working portion and including a heat sink material having a thermal conductivity that is greater than a thermal conductivity of the cemented carbide. The heat sink portion conducts heat from the working portion.

Alloy, alloy powder, alloy member, and composite member

The present invention provides an alloy, an alloy powder, an alloy member, and a composite member which are excellent in corrosion resistance and wear resistance, have crack resistance, and are suitable for an additive manufacturing method and the like. An alloy and an alloy powder include, by mass %, Cr: 18 to 22%, Mo: 18 to 28%, Ta: 1.5 to 57%, C: 1.0 to 2.5%, Nb: 0 to 42%, Ti: 0 to 15%, V: 0 to 27%, Zr: 0 to 29%, and a remainder consisting of Ni and unavoidable impurities, where a molar ratio of (Ta+0.7Nb+Ti+0.6V+Zr)/C=0.5 to 1.5 is satisfied. An alloy member is an additively manufactured product or a cast having such a solidification structure, and the solidification structure is a dendrite-like crystal structure having a metal phase having a face-centered cubic structure and carbides.

Mesoscale reinforcement of metal matrix composites

A metal matrix composite (MMC) tool includes a mesoscale-reinforced hard composite portion that comprises reinforcing particles and mesoscale reinforcing structures dispersed in a binder material. The mesoscale reinforcing structures are printed using at least one additive manufacturing technique and are larger than an average powder-size distribution of the reinforcing particles.

Cutting element for subterranean drilling

A drill bit (100) or milling tool includes a bit body on which a plurality of cutting elements (116) are disposed. At least some of the plurality of cutting elements include a diamond table and a superabrasive material non-reactive with iron-based materials disposed over at least a portion of an exterior surface of the diamond table. The diamond table is suitable for drilling through a subterranean formation and the non-reactive superabrasive material is suitable for drilling through a casing or casing-associated component comprising an iron-based material and disposed within the subterranean formation. The diamond table may comprise a PDC and the non-reactive superabrasive material may comprise cubic boron nitride.

Cutting tool

A cutting tool comprised of a cemented carbide is provided. The cemented carbide is consisted of a composition including: a predetermined amount of at least one selected from specific carbide, nitride, and carbon nitride, except for cobalt and niobium; 0.01 to 0.08 mass % of oxygen; and the rest consisted of tungsten carbide and unavoidable impurities. The cemented carbide is further made up of a structure in which a tungsten carbide phase and a B1-type solid solution phase being expressed by M(CNO) or M(CO) where “M” is at least one selected from the group consisting of metals of the group IV, V, and VI in the periodic table, containing niobium as being essential, and containing oxygen at a rate of 1 to 4 atomic % are bound by a binder phase composed mainly of the cobalt. This achieves the cutting tool having a long tool life in high-speed interrupted cutting.

Oilfield tools comprising modified-soldered electronic components and methods of manufacturing same

Oilfield tools, assemblies and methods of manufacturing same are described comprising a modified-soldered electronic component, wherein the modified-solder includes a high-melting metal matrix and from about 0.1 to about 20 weight percent, based on total weight of the modified solder, of a strength-reinforcing additive dispersed in the metal matrix, the additive comprising a polyhedral oligomeric silsesquioxane. Methods of using the oilfield tools and assemblies in oilfield operations are also described.

Drill bit body with stoichiometric, cemented and cast tungsten carbides

A drill bit body 26 made from a matrix powder comprising & 30 weight % stoichiometric tungsten carbide particles with mesh size 325-625, & 40 weight % cemented tungsten carbide particles with mesh size 170-625, & 60 weight %, cast tungsten carbide particles with mesh size 60-325 and optionally nickel, cobalt, iron or alloys thereof. The bit body also comprises an infiltration binder of copper, nickel or alloys thereof. After formation of the bit body it has an erosion rate of less than 0.001 in/hr, a toughness of greater than 20 ksi(in<0.5>), and a transverse rupture strength of greater than 140 ksi. Cutting elements 32 are supported in the body 26.

Matrix drill bits and method of manufacture

A matrix drill bit and method of manufacturing a matrix bit body from a composite of matrix materials is disclosed. Two or more different types of matrix materials may be used to form a composite matrix bit body. A first matrix material may be selected to provide optimum fracture resistance (toughness) and optimum erosion, abrasion and wear resistance for portions of a matrix bit body such as cutter sockets, cutting structures, blades, junk slots and other portions of the bit body associated with engaging and removing formation materials. A second matrix material may be selected to provide desired infiltration of hot, liquid binder material with the first matrix material to form a solid, coherent, composite matrix bit body.

Cemented carbide for high demand applications

Powder metal ultrasonic welding tool and method of manufacture thereof

An ultrasonic welding tool fabricated of powder metal material includes a body and a welding tip extending axially from the body to a working end. The powder metal material can be ferrous-based and admixed with additives, such as alumina, carbide, ferro-molybdenum, ferro-nickel, chrome or tribaloy. An exposed surface of the welding tip can comprise Fe3O4 oxides. The tool is compacted to the desired shape and sintered. The body can include a different second material compacted separately from the welding tip and then joined to the tip and sintered.

Brake pad arrangement

Die Erfindung betrifft eine Bremsbelaganordnung (10) für eine Scheibenbremse eines Kraftfahrzeugs, umfassend eine Rückenplatte (12), die mindestens ein erstes Plattenelement (18) und ein zweites Plattenelement (20) aufweist, wobei am ersten Plattenelement (18) ein Reibbelag (14) angeordnet ist, der bei einem Bremsvorgang des Kraftfahrzeugs mit einer Bremsscheibe (15) in Kontakt steht, und wobei das zweite Plattenelement (20) bremssattelseitig angeordnet ist. Die Erfindung zeichnet sich dadurch aus, dass die Plattenelemente (18, 20) mittels eines dreidimensionalen, fachwerkartigen Stabwerks (24) verbunden sind. Ferner wird ein Verfahren zur Herstellung der Bremsbelaganordnung (10) offenbart. The invention relates to a brake pad arrangement (10) for a disc brake of a motor vehicle, comprising a back plate (12) which has at least a first plate element (18) and a second plate element (20), a friction lining (14) on the first plate element (18). is arranged, which is in contact with a brake disc (15) during a braking operation of the motor vehicle, and wherein the second plate element (20) is arranged on the brake caliper side. The invention is characterized in that the plate elements (18, 20) are connected by means of a three-dimensional, lattice-like framework (24). A method for producing the brake pad arrangement (10) is also disclosed.

Hard alloy anvil as well as preparation method and application thereof

本发明公开了一种一种硬质合金顶锤及其制备方法与应用，按照质量百分比，由以下组分组成：11～13wt％的Co、0.85～1.15wt％的Cr 3 C 2 、0.001～0.003wt％Y和余量的碳化钨，其中：所述的WC平均晶粒度为0.50～0.70μm，且WC最大晶粒度≤2.0μm。本发明的硬质合金粘结相重量百分含量在11％～13％，保证了断裂韧性不降低的条件下，可以采用更细0.50～0.70μm WC晶粒，提高合金的抗压强度。本发明的原料采用添加含量为0.85～1.5wt％的Cr 3 C 2 和稀土Y作为复合抑制剂，能够有效抑制WC晶粒的异常长大，从而有效保障合金中WC最大晶粒度≤2.0μm；避免了添加VC对合金晶界的有害影响；从而提高合金性能的稳定性和一致性。本发明中添加0.001～0.003wt％稀土Y可以净化硬质合金晶界，提高顶锤材料的抗剪切能力。

Composite constructions with ordered microstructure

Composite constructions of this invention comprise a first structural phase formed from a hard material selected from the group consisting of cermet materials, polycrystalline diamond, polycrystalline cubic boron nitride, and mixtures thereof, and a second structural phase formed from a material that is relatively softer than that used to form the first structural phase. The material selected to form the second structural phase can be the same or different from that used to form the first structural phase. The second structural phase is positioned into contact with at least a portion of the first structural phase. The composite construction includes repeated structural units that each comprise an ordered microstructure of first and second structural phases. Composite constructions of this invention are prepared by first forming a green-state part into a desired shape having the structural material phases arranged to provide the desired ordered material microstructure, and then consolidating/sintering the part using by using consolidation techniques that are capable of retaining the desired oriented or order material microstructure.

Tungsten carbide based carbide material

MATERIAL DE METAL DURO À BASE DE CARBONETO DE TUNGSTÊNIO. A presente invenção refere-se a um material de metal duro à base de carboneto de tungstênio, que apresenta: carboneto de tungstênio com um tamanho médio de grão de 0,1 - 1,3 µm; 1,0 - 5,0% em peso, de (Co + Ni), com uma relação Co/(CO + Ni) em % em peso, de 0,4 < Co/(Co + Ni) < 0,95; 0,1 - 1,0% em peso, de Cr, com uma relação de Cr para (Co + Ni) em % em peso, de 0,05 < Cr/(Co + Ni) < 0,20; 0,01 - 0,3% em peso, de Mo; e 0,02 - 0,45% em peso, de Me, com Me = um ou mais elementos a partir do grupo Ta, Nb, Hf e Ti, preferivelmente Ta e/ou Nb; assim como 0,01 < Me/(Co + Ni) < 0,13. Tungsten carbide based carbide material. The present invention relates to a tungsten carbide-based carbide material, which has: tungsten carbide with an average grain size of 0.1 - 1.3 µm; 1.0 - 5.0% by weight of (Co + Ni), with a Co/(CO + Ni) ratio in % by weight of 0.4 < Co/(Co + Ni) < 0.95; 0.1 - 1.0% by weight of Cr, with a ratio of Cr to (Co + Ni) in % by weight of 0.05 < Cr/(Co + Ni) < 0.20; 0.01 - 0.3% by weight of Mo; and 0.02 - 0.45% by weight of Me, with Me = one or more elements from the group Ta, Nb, Hf and Ti, preferably Ta and/or Nb; as well as 0.01 < Me/(Co + Ni) < 0.13.

Earth-boring rotary drill bits including bit bodies comprising reinforced titanium or titanium-based alloy matrix materials, and methods for forming such bits

Earth-boring rotary drill bits include bit bodies comprising a composite material including a plurality of hard phase regions or particles dispersed throughout a titanium or titanium-based, alloy matrix material. The bits further include a cutting structure disposed on a face of ' the bit body. Methods for forming such drill bits include at least partially sintering a plurality of hard particles and a plurality of particles comprising titanium or a titanium-based alloy material to form a bit body comprising a particle-matrix composite material. A.shank may be attached directly to the bit body.

Matrix drill bits and method of manufacture

A matrix drill bit and method of manufacturing a matrix bit body from a composite of matrix materials is disclosed. Two or more different types of matrix materials may be used to form a composite matrix bit body. A first matrix material may be selected to provide optimum fracture resistance (toughness) and optimum erosion, abrasion and wear resistance for portions of a matrix bit body such as cutter sockets, cutting structures, blades, junk slots and other portions of the bit body associated with engaging and removing formation materials. A second matrix material may be selected to provide desired infiltration of hot, liquid binder material with the first matrix material to form a solid, coherent, composite matrix bit body.

Composite constructions with oriented microstructure

In one embodiment, composite constructions of the invention are in the form of a plurality of coated fibers bundled together to produce a fibrous composite construction in the form of a rod. Each fiber has a core formed from a hard phase material, that is surrounded by a shell formed from a binder phase material. In another embodiment of the invention, monolithic sheets of the hard phase material and the binder phase material are stacked and arranged to produce a swirled composite in the form of a rod. In still another embodiment of the invention, sheets formed from coated fibers are arranged to produce a swirled composite. Inserts for use in such drilling applications as roller cone rock bits and percussion hammer bits, and shear cutters for use in such drilling applications as drag bits, that are manufactured using conventional methods from these composite constructions exhibit increased fracture toughness due to the continuous binder phase around the hard phase of the composites. These binder phases increase the overall fracture toughness of the composite by blunting or deflecting the tip of a propagating crack.

Methods of making metal bond abrasive articles and metal bond abrasive articles

Methods of making metal bond abrasive articles via powder bed jetting are disclosed. Metal bond abrasive articles prepared by the method include abrasive articles having arcuate or tortuous cooling channels, abrasive segments, abrasive wheels, and rotary dental tools.

Friction Stir Welding Using PCBN-Based Tools Containing Superalloys

本開示は、立方晶窒化ホウ素（ｃＢＮ）粒子と、ｃＢＮ粒子が分散されているバインダーマトリックス材料と、を含む多結晶立方晶窒化ホウ素（ＰＣＢＮ）複合材料に関する。バインダーマトリックス材料は、１つ又は複数の超合金を含む。【選択図】なし

Low-cost friction stir processing tool

A friction stir processing (FSP) tool includes a working material. The working material has a matrix phase and a particulate phase. The matrix phase includes tungsten and an alloy material. The particulate phase is located within the matrix phase, and the particulate phase has an indentation hardness less than 45 GPa.

A kind of iron nickel Al-based agent diamond tool and preparation method thereof

本发明公开了一种铁镍铝基结合剂金刚石工具及其制备方法。这种金刚石工具包括金属结合剂、烧结助剂和磨料；金属结合剂由35～45质量份Fe 3 Al粉和35～45质量份Ni 3 Al粉组成；烧结助剂由5～20质量份Cu‑Sn预合金粉，0.5～2质量份Si粉，0.5～2质量份B粉和0.5～2质量份TiH 2 粉组成；磨料为金刚石，金刚石磨料占磨削层的体积分数为5～25％。同时公开了这种铁镍铝基结合剂金刚石工具的制备方法。本发明将Fe 3 Al和Ni 3 Al充分混合后作为干式加工金刚石工具的结合剂可以充分利用其高温蠕变强度，中温强度，获得磨削中抵抗微尺度高温蠕变的性能，与基体能够更好地结合，以改变传统金属结合剂的低蠕变强度特征。

Corrosion resistant tool

There is disclosed a cemented carbide tool containing tungsten carbide, titanium carbide, nickel and cobalt, molybdenum and chromium. The composition of the materials provides a good resistance to corrosion as well as high hardness and wear resistance. These properties are particularly interesting for the manufacture of tools for coldforming operations. Cold forming tools made with these materials have steady performance over a long period of time.

Earth-boring rotary drill bits and methods of manufacturing earth-boring rotary drill bits having particle-matrix composite bit bodies