METHOD FOR OPERATING AN ARC FURNACE AND SMELTING SYSTEM HAVING AN ARC FURNACE OPERATED ACCORDING TO THE METHOD

At least one measurement value of a measurement variable characterizing the operating state of each of a plurality of system components that influence the operating conditions of an arc furnace is detected and compared to a respective currently permissible threshold value for the measurement variable. A maximum power that can be supplied to the arc furnace within a time window while satisfying all currently permissible threshold values is determined based on the result of the comparison. 18-. (canceled)9. A method for operating an electric arc furnace , comprising:detecting at least one measured value of a measurement variable which characterizes an operating state, for each of a plurality of plant components which influence operating conditions of the electric arc furnace;comparing the at least one measured value with a currently permissible limiting value for each measurement variable to obtain comparison results;determining, by reference to the comparison results, a maximum power which can be fed to the electric arc furnace within a time window while adhering to each currently permissible limiting value; andoperating the electric arc furnace by supplying no more than the maximum power that was determined.10. The method as claimed in claim 9 , wherein said operating operates the electric arc furnace automatically with the maximum power that was determined.11. The method as claimed in claim 10 , wherein said determining includes at least one of determining the maximum power which can be fed in and a length of the time window based on a prediction of a course over time of at least one of the measurement variables.12. The method as claimed in claim 11 , wherein said detecting detects claim 11 , as the measurement variable claim 11 , at least one of an electric current flowing through claim 11 , an electric voltage across and a current temperature of one of the plant components.13. The method as claimed in claim 12 , further comprising controlling an auxiliary device ...

ARC FURNACE

Provided is an arc furnace, including: a furnace body having a bottomed cylindrical shape; a furnace lid that openably closes an opening of the furnace body; an electrode that is provided at the furnace lid and melts a metal material supplied into the furnace body by electric discharge; a tilting floor that is tiltable within a plane substantially perpendicular to the tilting floor; and a rotation mechanism that is provided on the tilting floor inward from an outer circumference of the furnace body to support a bottom wall of the furnace body, and rotates the furnace body around a cylinder axis thereof. 1. An arc furnace , comprising:a furnace body having a bottomed cylindrical shape;a furnace lid that openably closes an opening of the furnace body;an electrode that is provided at the furnace lid and melts a metal material supplied into the furnace body by electric discharge;a tilting floor that is tillable within a plane substantially perpendicular to the tilting floor; anda rotation mechanism that is provided on the tilting floor inward from an outer circumference of the furnace body to support a bottom wall of the furnace body, and rotates the furnace body around a cylinder axis thereof.2. The arc furnace according to claim 1 , wherein the rotation mechanism comprises:a ring body that is provided at an outer circumferential portion of the bottom wall of the furnace body, and has a connecting portion formed on an inner circumferential surface of the furnace body;a bearing member that is provided at a necessary part of a bottom surface of the ring body to support the ring body rotatably around a center thereof; anda drive mechanism that is provided on the tilting floor inward of the ring body and has an output portion connected to the connecting portion.3. The arc furnace according to claim 2 , further comprising:stopper mechanisms that are provided at a ring body side and a tilting floor side, and are fitted to each other to restrict rotation of the ring body when ...

SMELTING PROCESS AND APPARATUS

A smelting vessel includes a plurality of heat pipes () positioned in a refractory lining of at least a part of the hearth () for cooling at least a part of the refractory lining. At least one of the heat pipes includes (a) a liquid phase of a heat transfer fluid, typically water, in a lower section of the heat pipe and (b) a vapor phase of the heat transfer fluid, typically steam, in an upper section of the heat pipe. The heat pipe also includes a vent to allow vapour phase to escape from the heat pipe to reduce the pressure or the temperature within the heat pipe when the vapour pressure or the temperature in the heat pipe exceeds a predetermined threshold pressure or temperature. 1. A smelting vessel for producing molten metal including a refractory lined hearth that in use is in contact with molten slag or molten metal in the vessel , with the hearth including a plurality of heat pipes positioned in a refractory lining of at least a part of the hearth for cooling at least a part of the refractory lining , with at least one of the heat pipes including:a liquid phase of a heat transfer fluid, typically water, in a lower section of the heat pipe; a vapor phase of the heat transfer fluid, typically steam, in an upper section of the heat pipe; and 'an open end, that is inside the heat pipe, and a closed end, that is outside the heat pipe, wherein, the closed end of the snorkel opens when the vapour pressure or the temperature in the heat pipe exceeds a predetermined threshold pressure or temperature, to allow the vapour phase to escape from the heat pipe to reduce the pressure or the temperature within the heat pipe.', 'a vent includes, a snorkel extending into the heat pipe, the snorkel comprising2. The vessel defined in wherein the vent is adapted to allow vapour phase rather than the liquid phase to escape from the heat pipe and to retain the liquid phase in the heat pipe.3. The vessel defined in wherein the snorkel that extends into the heat pipe and has the open ...

INTEGRAL MELTER AND PUMP SYSTEM FOR THE APPLICATION OF BITUMINOUS ADHESIVES AND HIGHWAY CRACK-SEALING MATERIALS, AND A METHOD OF MAKING THE SAME

An integral melter and pump assembly or system, and a method of making the same, is disclosed wherein the pump assembly comprises a melter housing having a melter container defined within the melter housing. A pump mounting plate is integrally mounted within a side wall portion of the melter container and an output dispensing supply pump is mounted directly upon an external surface portion of the pump mounting plate in a surface-to-surface manner such that heat generated internally within the melter container is effectively transferred by conduction from the melter container and through the pump mounting plate such that the temperature level of the output pump is elevated to, and maintained at, a predeterminedly desired level even when the pump, is not disposed in its output dispensing mode. In addition, since the output dispensing or material supply pump is disposed externally of the melter container and the melter housing, the output dispensing or material supply pump is easily and readily accessible in case maintenance becomes necessary. Optionally, an oil jacket or chamber can surround the melter container so as to more evenly or consistently provide heating of the melter container. 1. An integral melter and pump system , comprising:a melter container for containing melted material to be dispensed, and comprising a floor member and a first annular wall member integrally connected to said floor member and having an inner peripheral surface facing an interior portion of said melter container and an outer peripheral surface external of said melter container;a burner for providing heat to said melter container for melting material charged into said melter container such that the material charged into said melter container is melted by the heat from said burner; andan output dispensing supply pump mounted directly upon said outer peripheral surface of said first annular wall member of said melter container in a surface-to-surface manner such that heat from said ...

DEVICE FOR SUPPLYING ENERGY TO MELTING FURNACES

The invention relates to a coupling device () for electrically connecting a melting furnace, in particular the crucible () of a melting furnace, to an energy source, comprising at least one contact body (), which is connected to the energy source by means of high current cables (), and at least one molded part () as part of an electrical receptacle () on the melting furnace, in particular the crucible (), characterized in that a form-fitted and electrically conductive connection of the contact body () and the molded part () can be established by inserting the contact body () into the molded component (). The invention further relates to a melting furnace, in particular an induction furnace and a vacuum induction melting furnace (VIM), comprising at least one such coupling device. 1. A coupling system for electrically connecting a smelter to an electrical power source , the coupling system comprising:at least one contact connected to the electrical power source by a high-current cableat least one countercontact as part of an electrical receptacle on the smelter,means for interlocking and electrically conducting connecting the contact and the countercontact by sliding the contact into the countercontact; anda traverse system is provided for moving the at least one contact from a parking position with the at least one contacts spaced from the at least one countercontact into a coupling position with the at least one contacts engaging the at least one countercontact.2. The coupling system as claimed in claim 1 , further comprising:a locking system between the at least one contact and the at least one countercontact.3. The coupling system as claimed in claim 2 , wherein the locking system includes at least one latch pawl that engages behind a latch formation and is connected to the contact.4. (canceled)5. The coupling system as claimed in claim 1 , wherein the traverse system has an electromechanical claim 1 , a pneumatic or preferably a hydraulic drive.6. The coupling ...

Metal forming apparatus

A metal forming apparatus includes a smelting device, a molding device, an injection device and a vacuumizing device. The smelting device defines a smelting chamber, and includes a rotatable crucible and a heating unit both disposed within the smelting chamber. The molding device defines a molding chamber sealedly communicated with the smelting chamber. The injection device includes a charging barrel assembly sealedly disposed at a joint between the molding device and the smelting device and an injection unit sealedly connected with the smelting device. The vacuumizing device is sealedly connected with the smelting device and the molding device respectively so as to vacuumize the smelting chamber and the molding chamber.

METHOD AND ARRANGEMENT FOR ADJUSTING CHARACTERISTICS OF A FURNACE PROCESS IN A FURNACE SPACE AND INJECTION UNIT

Provided are a method and an arrangement for adjusting characteristics of a furnace process in a furnace space limited by a furnace shell of a metallurgical furnace. The arrangement comprises an injection unit having a frame mounted by means of a mounting means on the metallurgical furnace outside the furnace space of the furnace shell. Also provided is an injection unit for use in the method and in the arrangement. 116-. (canceled)17. A method for adjusting characteristics of a furnace process in a furnace space limited by a furnace shell of a metallurgical furnace comprising:a first providing step for providing a furnace aperture extending through the furnace shell,a second providing step for providing an injection unit comprising a frame , at least one linearly movable injection device that is configured to move linearly with respect to the frame and that is configured to inject additives, mounting means for mounting the injection unit on the metallurgical furnace outside the furnace space, first moving means for linearly moving said at least one linearly movable injection device with respect to the frame, and second moving means for moving said at least one linearly movable injection device between a first position and a second position with respect to the mounting means,a mounting step for mounting the injection unit by means of the mounting means on the metallurgical furnace outside the furnace space,a first moving step for moving the first moving means by means of the second moving means with respect to the mounting means from the first position into the second position, where the first moving means is able to move said at least one linearly movable injection device linearly through the furnace aperture in the furnace shell,a second moving step for moving said at least one linearly movable injection device by means of the first moving means in said second position linearly through the furnace aperture in the furnace shell at least partly into the furnace ...

DEVICE AND METHOD FOR TREATING METALLIC MATERIALS

A device and a method for treating metallic material. In particular, the invention is suitable for treating and/or producing steel and metallic alloys, in particular non-standard grade steels and alloys of particularly high quality. The invention has proved to be particularly successful in the treatment of iron-based metallic materials. 1. A device for treating metallic material , comprising:a mobile melting vessel and at least one treatment station, whereinthe mobile melting vessel comprises a crucible, a heating induction facility with a coil and a housing,the treatment station comprises a cover which is suitable for gas-tightly closing the crucible, andthe mobile melting vessel can be separated from the treatment station and can be moved in a ridable manner independently from the treatment station, whereinthe device comprises a quick-coupling system so that supply lines of the treatment station can be connected to the mobile melting vessel for cooling the heating induction facility and/or for supplying it with electricity,a transport facility is provided which is suitable for moving the melting vessel out of the area of the treatment station, andmeans at or in the transport facility and/or the mobile melting vessel are provided for cooling the heating induction facility during the movement of the melting vessel and/or for supplying it with electricity.2. The device according to claim 1 , wherein the transport facility and/or the melting vessel comprise a cooling unit and/or a power generator for cooling the coil during the transport and/or for supplying it with electricity.3. The device according to claim 1 , wherein the transport facility is a towing vehicle.4. The device according to claim 1 , wherein the heating induction facility claim 1 , at least after coupling to the treatment station claim 1 , is suitable for maintaining metallic material which is located in the crucible in a molten state and/or melting it.5. The device according to claim 1 , wherein the ...

Methods for producing improved steels by injecting iron containing by-products of an iron ore production process into liquid steel

Disclosed herein are methods and compositions for producing improved steels comprising injecting iron containing by-products of an iron ore production process into a liquid steel, wherein the iron containing by-products of an iron ore production process further comprise direct reduced iron (DRI) fines. The resulting improved steel exhibits lower nitrogen content than one measured for a substantially identical reference composition produced in the absence of the direct reduced iron fines.

Method and device for copper slag collection

FIELD: metallurgy. SUBSTANCE: method comprises mixing of copper melted slag in a cleaning device, a reducing agent and a compressed inert gas to obtain a copper-free slag. Copper melted slag containing copper in oxidized state in amount of 10 to 20% by weight is used, the inert gas is fed to the cleaning device at 100 to 800 kPa pressure. EFFECT: boilling of slag and intensified mixing. 9 cl, 1 dwg, 2 ex РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2 633 428 C2 (51) МПК C22B 7/04 (2006.01) C22B 15/00 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (21)(22) Заявка: 2015121634, 21.05.2014 (24) Дата начала отсчета срока действия патента: 21.05.2014 Дата регистрации: (72) Автор(ы): ЧЖОУ, Сунлинь (CN), ЛЮ, Вэйдун (CN), ВАН, Ху (CN) Приоритет(ы): (30) Конвенционный приоритет: (56) Список документов, цитированных в отчете о поиске: CN 101705360 A, 12.05.2010. SU 23.07.2013 CN 201310311055.X 1573963 A1, 20.11.1995. RU 2476611 C2, 27.02.2013. SU 1132550 A1, 27.09.1996. (45) Опубликовано: 12.10.2017 Бюл. № 29 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 24.02.2016 (86) Заявка PCT: CN 2014/077950 (21.05.2014) (87) Публикация заявки PCT: 2 6 3 3 4 2 8 (43) Дата публикации заявки: 29.08.2017 Бюл. № 25 R U (73) Патентообладатель(и): СЯН ГУАН КОППЕР КО., ЛТД. (CN) 12.10.2017 (54) СПОСОБ И УСТРОЙСТВО ДЛЯ ОБЕДНЕНИЯ МЕДЕПЛАВИЛЬНОГО ШЛАКА (57) Реферат: Изобретение относится к очистке от меди шлак, содержащий медь в окисленном состоянии медеплавильного расплавленного шлака. Способ в количестве от 10 до 20 мас.%, при этом включает смешивание в очищающем устройстве инертный газ подают в очищающее устройство медеплавильного расплавленного шлака, под давлением от 100 до 800 кПа. Обеспечивается восстановителя и сжатого инертного газа с кипение шлака и интенсификация перемешивания. получением очищенного от меди шлака. 8 з.п. ф-лы, 1 ил., 2 пр. Используют медеплавильный расплавленный R U 2 6 3 3 4 2 8 Адрес для переписки: 129090, ...

Boiler using crucible furnace

본 고안의 목적은, 물이 분해되어 재결합할 때에 발생되는 가스(브라운가스)의 불꽃이 어느 물질에 접촉되는 순간에 접촉 물질의 용융점 온도에 이르는 특징을 이용하여 용융로 자체를 보일러로 하여 용융로의 용융 직,간접열에 노통, 연관,수관을 가열하는 특징과, 온수와 스팀의 발생원을 별개로하여 각기 동시에 사용할 때 서로의 온도와 압력에 영향을 주지 않는 특징을 갖는 브라운 가스 용융보일러에 관한 것이다. The object of the present invention is to melt the furnace using the furnace itself as a boiler, using the feature that the flame of the gas (brown gas) generated when water is decomposed and recombined reaches a melting point temperature of the contacting substance at the moment when it comes into contact with a substance. The present invention relates to a brown gas melting boiler having a characteristic of heating a furnace, plumbing, and a water pipe in direct and indirect heat, and of separately generating a source of hot water and steam and not affecting each other's temperature and pressure. 이에 본 고안은 상기 보일러 내부에 설치되어 용융물질이 담겨지는 도가니로와, 도가니로의 용융물질을 용해시키기 위한 가열수단이 포함되어, 용해된 용융물질과 용융시 발생되는 열핵반응의 열을 열원으로 스팀과 온수를 생산할 수 있도록 된 것을 특징으로 하는 도가니로를 이용한 보일러를 제공한다. The present invention includes a crucible furnace which is installed inside the boiler to contain molten material, and heating means for dissolving the molten material of the crucible furnace as heat sources. It provides a boiler using a crucible furnace characterized in that it can produce steam and hot water.

A kind of aluminium melting furnace burning and EGR

本发明公开了一种铝熔炼炉燃烧及循环装置,包括母炉主体、熔化室、投料室、蓄热系统与铝水循环泵，所述母炉主体内设立所述熔化室与投料室并将二者分离开，所述熔化室与投料室底部相通，液面上部隔断；所述蓄热系统包括设置在母炉主体上的三个蓄热室及对应的蓄热式火枪及烧嘴。本发明还包括助燃空气管道及助燃风机、烟气排放管道及废气风机与PLC控制系统，所述助燃空气管道与烟气排放管道中均设置多个并联的两通阀，所述助燃机通过助燃空气管道连通对应的蓄热式火枪及烧嘴，所述废气风机通过烟气排放管道连通对应的蓄热式火枪及烧嘴。本发明大大提高了燃烧效率，热量回收完全，单位气耗降低，增加打灰次数，提高了熔化效率，降低烧损。

Manufacturing method of construction block using used glass fiber

본 발명은 폐유리섬유를 재활용한 건축용 블럭의 제조방법에 관한 것으로, 더욱 상세하게는 수집된 폐유리섬유에서 불순물을 제거하는 세척공정(S10); 불순물과 수분이 제거된 폐유리섬유를 일정 규격 이하의 크기로 절단 및 유리섬유조직을 개질시켜 섬유상조직을 복원시키는 개질공정(S20); 개질공정이 완료된 폐유리섬유를 고온상태에서 액상으로 만들기 위해 준비된 용융도가니에 개질된 폐유리섬유를 충진시키는 폐유리섬유 충진공정(S30); 금속열처리가 끝난 가열로의 내부 잔열을 체크하여 적정 온도가 유지되는지 여부를 확인하는 가열로 온도 확인공정(S40); 가열로 내부 온도가 설정된 온도범위에 도달할 경우 폐유리섬유가 충진된 용융도가니를 가열로 내부로 투입하여 폐유리섬유를 액상화시키는 폐유리섬유 용융공정(S50); 일정시간 경과 후 가열로에 투입된 용융도가니를 인출하여 폐유리섬유의 액상물에 무기충전제와 경화제를 일정 비율로 혼합한 후에 주형에 붓고 상기 용융공정에 이용되는 가열로의 내부 온도보다 낮은 가열로에 다시 투입하여 일정 형상의 블럭이 성형되도록 노내에서 냉각시키는 블럭성형 및 노냉공정(S60); 노냉공정이 완료된 후 가열로에서 인출된 주형에서 폐유리섬유블럭을 분리하여 표면 마감처리를 수행하는 후처리공정(S70);을 포함하여 폐유리섬유를 재활용한 건축용 블럭을 제조하는 방법을 제공한다.

Apparatus for melting Ceramic Base Material

세라믹 모재 용융장치를 개시한다. 본 실시예의 일 측면에 의하면, 세라믹 분말을 유입받아 내부로 공급하는 분말 주입구와 상기 분말 주입부로부터 공급되는 공급되는 세라믹 분말을 용융될 때까지 저장하며, 용융된 세라믹 분말을 배출하는 도가니와 상기 도가니와 결합되어 밀폐 공간을 형성하며, 열의 방출을 방지하는 용융부와 상기 도가니로부터 배출되는 용융된 세라믹 분말을 유입받아 외부로 이동시키는 주조부 및 상기 용융부 내부로 열을 공급하는 히터를 포함하는 것을 특징으로 하는 모재 용융장치를 제공한다. Initiate the ceramic base material melting device. According to one aspect of the present embodiment, a powder inlet for receiving and supplying ceramic powder, a crucible for storing ceramic powder supplied from the powder inlet until it is melted, and discharging the molten ceramic powder, and the crucible It is combined with to form an airtight space, and includes a melting unit for preventing the release of heat, a casting unit for receiving the molten ceramic powder discharged from the crucible and moving it to the outside, and a heater for supplying heat to the inside of the melting unit. Provides a base material melting device characterized by.

METHOD AND DEVICE FOR DEPLETING OF COPPER SLAVE

А 2015121634 ко РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) 1] < 3 < < х << 5“ КО “? 2015 121 (50) МПК С22В 7/04 (2006.01) С22В 15/00 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ЗАЯВКА НА ИЗОБРЕТЕНИЕ (21)(22) Заявка: 2015121634, 21.05.2014 (71) Заявитель(и): СЯН ГУАН КОППЕР КО.., ЛТД. (СМ) Приоритет(ы): (30) Конвенционный приоритет: (72) Автор(ы): 23.07.2013 СМ 201310311055.Х ЧЖОУ Сунлинь (СМ), . ЛЮ Вэйдун (СМ), (43) Дата публикации заявки: 29.08.2017 Бюл. № 25 ВАН Ху (СЮ (85) Дата начала рассмотрения заявки РСТ на национальной фазе: 24.02.2016 (86) Заявка РСТ: СМ 2014/077950 (21.05.2014) (87) Публикация заявки РСТ: УГО 2015/010500 (29.01.2015) Адрес для переписки: 129090, Москва, ул. Б. Спасская, 25, стр. 3, ООО "Юридическая фирма Городисский и Партнеры" (54) СПОСОБ И УСТРОЙСТВО ДЛЯ ОБЕДНЕНИЯ МЕДЕПЛАВИЛЬНОГО ШЛАКА (57) Формула изобретения 1. Способ очистки медеплавильного расплавленного шлака, содержащий следующие этапы: в очищающем устройстве смешивают медеплавильный расплавленный шлак, восстановитель и сжатый инертный газ для выполнения очистки, тем самым получая очищенный шлак, причем инертный газ имеет давление от 100 кПа до 800 кПа. 2. Способ по п. 1, отличающийся тем, что очищающее устройство содержит: корпус печи, причем корпус печи содержит внутри себя ванну расплава и снабжен газовым соплом, загрузочным отверстием и отверстием для выпуска шлака; при этом газовое сопло размещено на боковой стенке корпуса печи и ведет в среднюю часть ванны расплава. 3. Способ по п. 2, отличающийся тем, что медеплавильный расплавленный шлак и восстановитель вводят в очищающее устройство через загрузочное отверстие посредством желоба, соответственно; инертный газ вводят в очищающее устройство через газовое сопло. 4. Способ по п. 3, отличающийся тем, что корпус печи снабжен на верху топливной горелкой; в топливную горелку вводят топливо и улучшающую горение присадку. 5. Способ по п. 4, отличающийся тем, что улучшающая горение присадка представляет собой технический ...

Double-smelting furnace system with aluminum scrap furnace and reverberating furnace

本发明公开了一种铝屑炉和反射炉的双熔炉系统。包括反射炉、铝屑炉、回转烘干机和储料箱，所述储料箱处在地面以下，所述储料箱内的铝屑通过第一提升机构输送到离心分离器内，所述离心分离器固定在第一桁架上，所述离心分离器与回转烘干机连接，所述回转烘干机固定在第二桁架上，所述回转烘干机进料口设有铝屑分离机，所述回转烘干机出料口设有磁选分料斗，所述磁选分料斗通过第二提升机构输送到铝屑炉内。本发明为双炉体铝料精炼系统，通过铝屑炉对铝材进行第一步熔炼，再经反射炉进行进一步地精炼，以达到高品质的铝材，并且熔炼过程均不直接在燃烧的火焰之下进行，金属的烧损现象减少。

Arc furnace

Method and device for melting

FIELD: metallurgy. SUBSTANCE: invention relates to melting of metal-containing material in direct melting tank. Melting tank comprises multiple heat pipes (21) arranged in refractory lining of at least part of furnace (9) for cooling at least part of refractory lining. At least one of the heat pipes includes (a) a liquid phase of the heat transfer fluid, preferably water, in the lower section of the heat pipe, and (b) a vapour phase of the heat transfer fluid, preferably steam, in the upper section of the heat pipe. Ventilation valve is provided, which has a tube extending into said heat pipe. Said tube has an open end inside said heat pipe and a closed end located outside said heat pipe. EFFECT: closed end of the tube is configured to open when the steam pressure or temperature in the heat pipe exceeds a predetermined threshold value of pressure or temperature, to provide evaporation of the vapour phase from the heat pipe and to reduce pressure or temperature inside the heat pipe. 16 cl, 5 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2 715 924 C1 (51) МПК C21B 13/00 (2006.01) F27B 1/24 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (52) СПК C21B 13/00 (2019.08); F27B 1/24 (2019.08) (21)(22) Заявка: 2018141095, 02.05.2017 (24) Дата начала отсчета срока действия патента: (73) Патентообладатель(и): ТАТА СТИЛ ЛИМИТЕД (IN) Дата регистрации: 04.03.2020 02.05.2016 AU 2016901601 (45) Опубликовано: 04.03.2020 Бюл. № 7 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 03.12.2018 (86) Заявка PCT: 2 7 1 5 9 2 4 R U (87) Публикация заявки PCT: WO 2017/190185 (09.11.2017) C 1 C 1 AU 2017/050400 (02.05.2017) 2 7 1 5 9 2 4 (56) Список документов, цитированных в отчете о поиске: WO 2015081376 A1, 11.06.2015. US 20080111287 A1, 15.05.2008. US 5379831 A1, 10.01.1995. EP 1170385 A2, 09.01.2002. Приоритет(ы): (30) Конвенционный приоритет: R U 02.05.2017 (72) Автор(ы): ПИЛОТЕ, Жак (AU), ДРИ, Родни Джеймс (AU) Адрес для ...

Melting process that provides stabilization of the operating system through melting furnace data collection

According to an embodiment, the present invention provides a non-ferrous metal melting process for reducing energy consumption inside a melting furnace and, more specifically, provides a melting process that controls melting processes based on a big data-based parameter, which can detect a feed rate of a raw material of non-ferrous metal including aluminum to be supplied to a melting furnace, and measures a temperature, pressure, and an exhaust gas temperature in the melting furnace to provide complete burning in the melting furnace, improve a dissolving speed, and reduce thermal energy.

Impurities extractor for scrap refining system using a non - contact crucible

본 발명은 정련시 도가니에서 발생되는 불순물 가스가 챔버 내부로 확산되는 것을 방지하고 포집판에 집중되도록 유도하여 포집효율을 향상시킬 수 있는 비접촉 도가니를 이용한 스크랩 정련 시스템의 불순물 포집장치를 개시한다. 본 발명은 비접촉 도가니를 이용한 스크랩 정련 시스템의 불순물 포집장치로서, 진공 챔버; 상기 진공 챔버 내부에 위치되며 유도코일의 자기장으로 인하여 용탕과 도가니의 내벽이 접촉하지 않은 상태로 용융이 이루어지는 도가니; 상기 도가니의 상부에 위치하여 용융시 발생하는 불순물 가스를 포집하는 포집판; 및 상기 도가니의 하부에 위치하며 상기 도가니의 내벽과 상기 용탕 사이의 공간으로 반응성 가스 또는 불활성 가스를 분사하여 상기 포집판으로의 기류커튼을 형성하는 가스공급수단을 포함하여 이루어진 것을 특징으로 한다. Disclosed is an impurity trapping apparatus for scrap polishing system using a noncontact crucible capable of preventing impurity gas generated in a crucible from being diffused into a chamber during refining and concentrating on the trapping plate to improve trapping efficiency. The present invention is an impurity trapping apparatus for a scrap polishing system using a noncontact crucible, comprising: a vacuum chamber; A crucible located inside the vacuum chamber and melting due to the magnetic field of the induction coil in a state where the molten metal and the inner wall of the crucible are not in contact with each other; A collecting plate located above the crucible and collecting impurity gas generated during melting; And a gas supply means disposed below the crucible and spraying a reactive gas or an inert gas into a space between the inner wall of the crucible and the molten metal to form an airflow curtain to the trapping plate.

CuMn prepared by vacuum induction melting12Method for Ni alloy

本发明公开了一种采用真空感应熔炼制备CuMn 12 Ni合金的方法，包括配料：分别称取电解铜板、电解锰片和CuNi 3 O中间合金材料；装炉：将配好的合金料装入坩埚内,关闭放气阀；抽真空：开启机械泵，打开低真空挡板阀抽真空，待炉内真空压力р≤0.08MPa时，开启罗茨泵；熔炼：当真空度р≤10Pa时，加热升温，加热功率升至60KW，待坩埚内原料开始熔化，降功率至20KW以下，打开充氩气阀，炉内压力升至约0.08Mpa时，关闭充氩阀，升功率至65KW，精炼2min；浇铸：降功率至40KW±5KW，保持0.2分钟开始浇铸，浇铸时间≦2min；出炉：浇铸完成后，关闭加热，冷却30分钟后出炉；本发明工艺流程设计合理，制备的CuMn 12 Ni合金气体含量低、组织均匀、无偏析缺陷，适宜大量推广。

GLASS MELTING-REFINING OVEN.

Smelting process and apparatus

A smelting vessel includes a plurality of heat pipes (21) positioned in a refractory lining of at least a part of the hearth (9) for cooling at least a part of the refractory lining. At least one of the heat pipes includes (a) a liquid phase of a heat transfer fluid, typically water, in a lower section of the heat pipe and (b) a vapor phase of the heat transfer fluid, typically steam, in an upper section of the heat pipe. The heat pipe also includes a vent to allow vapour phase to escape from the heat pipe to reduce the pressure or the temperature within the heat pipe when the vapour pressure or the temperature in the heat pipe exceeds a predetermined threshold pressure or temperature.

Smelting process and apparatus

A smelting vessel includes a plurality of heat pipes (21) positioned in a refractory lining of at least a part of the hearth (9) for cooling at least a part of the refractory lining. At least one of the heat pipes includes (a) a liquid phase of a heat transfer fluid, typically water, in a lower section of the heat pipe and (b) a vapor phase of the heat transfer fluid, typically steam, in an upper section of the heat pipe. The heat pipe also includes a vent to allow vapour phase to escape from the heat pipe to reduce the pressure or the temperature within the heat pipe when the vapour pressure or the temperature in the heat pipe exceeds a predetermined threshold pressure or temperature.

Manufacturing method of Cr-Al binary alloy powder having excellent oxidation and corrosion resistance, the Cr-Al binary alloy powder, manufacturing method of Cr-Al binary alloy PVD target having excellent oxidation and corrosion resistance and the Cr-Al binary alloy PVD target

The present invention relates to a method for manufacturing Cr-Al binary alloy powder having hot oxidation and corrosion resistance, Cr-Al binary alloy powder, a method for manufacturing a Cr-Al binary alloy PVD target, and a Cr-Al binary alloy PVD target, which can manufacture Cr-Al binary alloy powder capable of being applied to hot oxidation and corrosion resistant 3D printing materials or coating materials. According to an embodiment of the present invention, the method for manufacturing Cr-Al binary alloy powder having hot oxidation and corrosion resistance comprises the following steps of: preparing Cr and Al of a predetermined composition; performing vacuum induction melting on the Cr and Al to manufacture a Cr-Al binary alloy ingot; crushing the Cr-Al binary alloy ingot to generate a Cr-Al binary alloy ingot crushed material for forming powder; and pulverizing the Cr-Al binary alloy crushed material to manufacture Cr-Al binary alloy powder.

Smelting process and apparatus

熔炼容器包括位于炉膛(9)的至少一部分的耐火衬里中的多于一个的热管(21)，以用于冷却耐火衬里的至少一部分。热管中的至少一个包括(a)在热管的下部区段中的液相的热传递流体，通常是水，和(b)在热管的上部区段中的气相的热传递流体，通常是蒸汽。热管还包括通风口以当热管中的蒸气压力或温度超过预定的阈值压力或阈值温度时允许气相从热管中逸出，以降低热管内的压力或温度。

Smelting apparatus and method of using the same

The present document describes a smelting apparatus for smelting metallic ore. The smelting apparatus comprises a furnace having a continuous curved wall and end walls defining a longitudinal volume having a longitudinal axis in a horizontal direction. The continuous curved wall has a lowermost area. The longitudinal volume is divided in at least three longitudinal layers comprising a top layer within which gasified fuel is combusted for creating a hot gas composition at a temperature sufficient to release, from the metallic ore, at least molten metal and slag, a lowermost layer at the lowermost area for holding molten metal, and a mid layer above the lowermost layer in which the slag accumulates.

Novel smelting device

本发明涉及金属熔炼领域，具体涉及新型熔炼装置，包含进料斗、预热箱、第一腔体、第二腔体、第三腔体、废料回收装置、出料管、第一挡板、第一筛网、第二挡板、第一通孔、第二通孔、第一排气管、过滤装置和第二排气管，通过第一腔体、第二腔体、第三腔体连通结构及筛网的设置，可以实现连续熔炼过程中的装炉、清炉均在腔体内部完成，不会造成热量的大幅损失；通过增加预热箱对原料预先进行加热，可以实现熔炼装置的连续熔炼，大大节省传统装炉过程中的热量流失；增加废气再利用结构，可以有效利用能源，从而节约耗能。

Reduction furnace for reducting gasification treatment of waste and reduction gasification treatment apparatus comprising the same

폐기물의 환원 가스화 처리 장치용 환원로 및 이를 포함하는 환원 가스화 처리 장치를 제공한다. 폐기물의 환원 가스화 처리 장치용 환원로는 내부에 빈 반응공간으로 환원공간이 마련되고, 상기 빈 반응공간을 둘러싸도록 형성되고 복수의 결합된 내화블럭을 포함하는 내화층, 상기 내화층 내측의 상기 빈 반응공간과 마주하는 표면에 코팅되어 형성되고, 산화알루미늄(Al 2 O 3 ) 90중량% 내지 98중량%의 범위 및 잔량의 실리카바인더와 세라믹 섬유를 포함하는 제 1코팅층, 상기 내화층의 외측에 배치된 제 1단열층, 상기 제 1단열층의 외측에 배치된 제 2단열층 및 상기 제 2단열층의 외측에 배치된 케이스를 포함하는 반응로, 상기 반응로의 일 측벽을 통해 유기성 폐기물이 유입되도록 외부와 연통하는 폐기물 투입구, 상기 반응로 내부에 산소와 수소를 포함하는 합성가스를 공급하면서 발화에 의해 열을 가하는 적어도 하나 이상의 가스공급부, 상기 반응로 상단에 배치되고, 상기 반응로 내부에서 폐기물이 환원처리되어 발생된 환원가스를 배출하는 환원가스 배출부, 및 상기 반응로 하단에 배치되고, 상기 반응로 내부에서 용융된 무기물이 용융되어 배출되는 무기물 배출부를 포함하고, 상기 폐기물 투입구의 내측은 상기 내화층이 연장되어 형성되어 있는 것을 특징으로 한다.

Smelting apparatus and method of using the same

The present document describes a smelting apparatus for smelting metallic ore. The smelting apparatus comprises a furnace having a continuous curved wall and end walls defining a longitudinal volume having a longitudinal axis in a horizontal direction. The continuous curved wall has a lowermost area. The longitudinal volume is divided in at least three longitudinal layers comprising a top layer within which gasified fuel is combusted for creating a hot gas composition at a temperature sufficient to release, from the metallic ore, at least molten metal and slag, a lowermost layer at the lowermost area for holding molten metal, and a mid layer above the lowermost layer in which the slag accumulates.

Aluminum melting furnace

Abstract of the Disclosure An electrically energized aluminum melting furnace comprises a vessel for supporting molten aluminum and a roof and upper wall structure cooperating with side walls of the vessel to define a heating chamber above the molten aluminum. A plurality of un-shielded resistance heating elements are supported by the roof and upper wall structure above the molten aluminum. The molten aluminum has access through a submerged opening to a charging well to which unmelted aluminum is periodically charged without danger that molten aluminum will splash upon the heating elements. Heat conducted from the heating chamber through the body of molten aluminum residing in the vessel is utilized to melt in the charging well the aluminum charged thereto. The melted aluminum in the changing well is permitted to flow through the heating chamber and through a submerged opening to a hot metal well from which hot metal may be withdrawn by any of numerous techniques. The heating chamber is so arranged that an oxide skin is preserved at the surface of the molten aluminum residing within the heating chamber, the oxide skin effecting an efficient transfer of radiant energy received from the resistance heating elements to the molten aluminum. The aforementioned roof and upper wall structure is rested upon furnace walls so as to allow a vertical growth of the furnace walls.

Treatment of particulate waste

The present invention provides a process for the treatment of iron- and carbon-containing particulate waste, the process comprising: providing an iron- and carbon-containing particulate waste having a moisture content of less than 80wt%; providing a cyclonic dryer driven by a flow of gases, providing a smelting furnace having a treatment chamber, wherein the treatment chamber comprises an inlet in fluid communication with an outlet of the cyclonic dryer and comprising one or more oxygen inlets, drying the iron- and carbon-containing particulate waste in the cyclonic drying chamber to form a dried iron-containing particulate waste, passing the dried iron-containing particulate waste from the outlet of the cyclonic dryer to the inlet of the treatment chamber, heating the dried iron- and carbon-containing particulate waste in the treatment chamber of the smelting furnace to form a slag and, optionally, a molten iron layer, and wherein the dried iron- and carbon-containing particulate waste is heated by combustion of the carbon to form a CO-containing off-gas by addition of oxygen through the one or more oxygen inlets.

Melting plant and method

가스 보호 후드(20)를 통해 주위환경으로부터 분리되는 용융 챔버(190)를 갖는 용융 설비로서, 가스 보호 후드(20) 또는 용융 챔버 외장의 다른 부분은 용융될 전극(70)을 이동시키기 위한 전극 로드(40)가 밀봉 수단에 의해 기밀 방식으로 안내되는 리드 스루(30)를 구비한다. 용융 챔버 내의 가스 압력과 비례상관관계에 있는 전극 로드(40) 균등화력을 가하기 위한 균등화 수단, 특히 유압 또는 공압 균등화 수단이 전극 로드(40)에 작용하는 가스 압력을 보상하도록 제공된다. 상기 전극 로드(40)를 이송하기 위한 구동 유닛(50)은 전극 로드(40)의 상단에 연결되고, 상기 전극 로드(40)에 맞물린 구동 스핀들(130)을 포함하고, 상기 구동 스핀들(130)은 수나사를 구비하고 대응되는 상기 전극 로드(40)의 암나사에 맞물린다.

A kind of aluminium skimmings smelting system

本发明提出了一种铝屑熔炼系统，包括铝锭熔炼炉和铝屑熔炼炉，铝锭熔炼炉包括第一熔化室、塔部、熔化烧嘴和塔侧排烟道，铝屑熔炼炉包括第二熔化室和一个喷嘴，塔部位于熔化室上端且相互连通，熔化烧嘴朝向熔化室内侧，塔侧排烟道的一端与塔部相互连通，塔侧排烟道的另一端与喷嘴相互连通，喷嘴设置在第二熔化室的上端，喷嘴正对第二熔化室内侧。本发明结构简单，利用铝锭熔炼炉产生的高温炉气对铝屑熔炼炉内的铝屑进行加热，大大降低了能源的消耗，设计更加合理，且具有良好的市场应用价值。

Non-ferrous metal smelting furnace

本发明公开了一种有色金属熔炼炉，其特征在于：包括进料机构、倾斜通道、熔炼机构、回热机构及沉降室，所述倾斜通道上靠近其顶端处与进料机构连通，所述倾斜通道的顶端与沉降室的进气口连通，所述熔炼机构由熔炼室、进气管及喷火枪构成，所述熔炼室的一侧与倾斜通道的底端连通，且其另一侧开设有出渣口及出液口，所述熔炼室的顶部与进气管连通，所述回热机构由鼓风机及蛇形管构成，所述蛇形管固定在沉降室内，且其进气口穿出沉降室后与鼓风机的出风口连通，所述蛇形管的出气口与进气管连通，本发明与现有技术相比的优点在于：避免了较多热能的浪费，减少熔炼中能源的损耗，提高熔炼的整体效率，降低熔炼成本。

A solids injection lance

The disclosure relates to a method for injecting a solid feed material through a solids injection lance. The method includes creating flow conditions in an injection passageway of the lance so that at least a part of the feed material flowing along the passageway forms a buffer zone between a wall of a tube that defines the passageway and feed material flowing along a central section of the passageway. The flow conditions are created such that the buffer zone extends along the required length of the tube to shield sections of the tube that are susceptible to high abrasive wear or thermal shock.

High-toughness corrosion-resistant aluminum alloy section and preparation process thereof

本发明公开了一种高韧性耐蚀铝合金型材及其制备工艺，涉及铝合金技术领域，本发明的铝通过其他金属元素和稀土元素形成铝化物弥散相，产生协同作用，提高铝合金型材的强度、断裂韧性和耐腐蚀性，稀土元素Nd、Yb、Y加入熔液后明显细化合金组织，生成新的稀土相，有效提高铝合金型材的力学性能；制备工艺中的熔炼、精炼、除气、除渣步骤均通过熔炼除渣浇铸设备完成，以提高精炼熔液的纯度和各元素的分散均匀度；氟碳漆在铝合金型材表面喷涂成膜后，含氟侧链和乙烯基集中在涂膜表面，形成疏水疏油的基团，起到良好的防水、防油、耐腐蚀的效果。

Melting of reactive metallic materials

Method and apparatus for melting reactive metallic materials, such as for example titanium base alloys and other reactive alloys, by selective and sequential induction heating of a plurality of solid alloy charge components segregated in a refractory melting vessel in a manner to effect rapid top-to-bottom melting that avoids harmful reaction of the melt with refractory melting vessel material and contamination of the melt.

Methods for producing improved steels by injecting iron containing by-products of iron ore production process into liquid steel

本文公开了用于生产经改良的钢的方法和组合物，其包括将铁矿石生产过程的含铁副产物注入到钢液中，其中铁矿石生产过程的含铁副产物还包含直接还原铁(DRI)细粉。与对在直接还原铁细粉不存在的情况下生产的基本相同的参考组合物所测量的含氮量相比，得到的经改良的钢表现出更低的含氮量。

Melting furnace for radioactive wastes

Abstract of the Disclosure A buffer layer is interiorly disposed on the bottom of a hollow furnace body, the buffer layer having an upper surface formed with a recessed portion to melt radioactive wastes therein. The radioactive wastes are fallen into the recessed portion through a guide cylinder and heated and melted by a heating means in said portion. The buffer layer is provided to prevent the furnace body from being damaged by a shock which occurs when the radioactive wastes are fallen into the recessed portion.

Furnace for melting-refining glass

A kind of metal smelt additive charging device

本发明涉及一种投料装置，具体是涉及一种金属冶炼添加剂投料装置，包括托架、控制机构、混料筒、混料机构、分控联动机构、添加剂配料机构和旋转投料机构，所述控制机构固定在托架上；所述控制机构传动连接混料机构和旋转投料机构；所述混料机构转动配合在混料筒内；所述混料机构传动连接多个均匀环绕设置的分控联动机构，多个分控联动机构分别固定在一个添加剂配料机构上，多个分控联动机构分别传动连接一个添加剂配料机构；本发明的内部设有可以进行旋转投料的旋转投料机构，便于将添加剂均匀的投入至熔炉的内部，便于更好的提高金属的品质。

Smelting technology and equipment

熔炼容器包括位于炉膛(9)的至少一部分的耐火衬里中的多于一个的热管(21)，以用于冷却耐火衬里的至少一部分。热管中的至少一个包括(a)在热管的下部区段中的液相的热传递流体，通常是水，和(b)在热管的上部区段中的气相的热传递流体，通常是蒸汽。热管还包括通风口以当热管中的蒸气压力或温度超过预定的阈值压力或阈值温度时允许气相从热管中逸出，以降低热管内的压力或温度。

Apparatus for reducing metal oxide with magnesium, and the method for reducing metal oxide using the same

본 발명은 마그네슘을 이용한 금속산화물 환원장치 및 이를 이용한 금속산화물 환원방법에 관한 것으로, 상세하게는 가열로; 상기 가열로 내부에 구비되되, 그 내부에서 마그네슘이 용융될 수 있으며, 상단에 개구부가 구비된 형태인 마그네슘 용융 도가니; 바닥면이 그물망 구조이고, 상하 이동이 가능한 장입봉에 고정됨으로써 상기 마그네슘 용융 도가니의 개구부를 통해 마그네슘 용융 도가니 내부로 장입될 수 있으며, 그 내부에 환원시키고자 하는 산화물 원료가 장입되는 산화물 원료 도가니; 상기 가열로 상부 일면에 구비되는 불활성기체 공급부; 및 상기 가열로 상부 일면에 구비되는 진공 조성부;를 포함하는 마그네슘을 이용한 금속산화물 환원장치를 제공한다. 본 발명에 따른 금속산화물 환원장치는 금속산화물과 마그네슘의 반응량을 도출하여 마그네슘이 반응하는 반응량만큼만 마그네슘 환원제를 제공할 수 있고, 이에 따라 종래기술에서 과량의 마그네슘이 소비되는 문제점을 방지하며 최적량의 마그네슘을 환원재로서 사용할 수 있는 효과가 있다. 또한, 대용량으로 확장이 용이하여 1회의 공정 수행시 대량의 금속산화물을 환원시킬 수 있다. The present invention relates to a metal oxide reduction apparatus using magnesium and a metal oxide reduction method using the same, and more particularly, A magnesium melting crucible provided in the heating furnace and having an opening at an upper end thereof in which magnesium can be melted; An oxide raw material crucible which can be loaded into the magnesium melting crucible through the opening of the magnesium melting crucible by fixing the crucible to a loading rod capable of moving up and down and has a net structure on its bottom surface and charged with an oxide raw material to be reduced therein; An inert gas supply unit provided on one surface of the heating furnace; And a vacuum component provided on one surface of the upper portion of the heating furnace. The metal oxide reduction apparatus according to the present invention can provide the magnesium reducing agent only as much as the amount of reaction of magnesium by deriving the reaction amount of the metal oxide and magnesium, thereby preventing the consumption of an excessive amount of magnesium in the prior art, Magnesium can be used as a reducing agent. Also, since the metal oxide can be easily expanded in a large capacity, a large amount of metal oxide can be reduced in a single process.

Method of operation of arc electric furnace and melting unit equipped with the operated this method of the arc electric furnace

FIELD: metallurgy. SUBSTANCE: invention can be used to control the current operating state of an electric arc furnace during its operation in the melting unit, wherein for each of the plurality of the melting furnace components affecting the operating conditions of an electric arc furnace, is recorded at least one measurement value for characterizing its operative state and the measured value is compared with the respectively current limit value admissible for this measured value and on the basis of the comparison result, the maximum input power supplied to the electric arc furnace during the period (Δ ti ) Time if all the current allowable limits is determined. The maximum input power (P) and/or the length of the period (Δ ti ) Time is determined by predicting the time variation of at least one of the measured values. EFFECT: invention makes it possible to increase the productivity of an electric arc furnace. 10 cl, 2 dwg

METHOD FOR OPERATING AN ARC ELECTRIC FURNACE AND A FUSION UNIT EQUIPPED WITH OPERATED THIS METHOD OF AN ARC ELECTRIC FURNACE

1. Способ эксплуатации дуговой электрической печи (30), в котором для каждого из множества компонентов агрегата, влияющих на условия эксплуатации дуговой электрической печи (30) регистрируют по меньшей мере одно значение (M) измерения для характеризующей его рабочее состояние измеряемой величины и сравнивают с соответственно текущим допустимым предельным значением для этой измеряемой величины, и на основании результата сравнения определяют максимальную подводимую мощность (P), подводимую к дуговой электрической печи (30) в течение некоторого периода (Δt) времени при соблюдении всех текущих допустимых предельных значений.2. Способ по п. 1, в котором дуговую электрическую печь (30) автоматически эксплуатируют с максимально подводимой мощностью (P).3. Способ по п. 1, в котором максимально подводимую мощность (P) и/или длину периода (∆t) времени определяют путем прогнозирования изменения во времени по меньшей мере одной из измеряемых величин.4. Способ по п. 2, в котором максимально подводимую мощность (P) и/или длину периода (∆t) времени определяют путем прогнозирования изменения во времени по меньшей мере одной из измеряемых величин.5. Способ по п. 1, 2, 3 или 4, в котором в качестве измеряемой величины регистрируют текущий через компонентагрегата электрический ток, подаваемое на компонент агрегата электрическое напряжение и/или температуру компонента агрегата.6. Способ по п. 1, 2, 3 или 4, в котором осуществляют управление вспомогательным устройством, опосредствованно влияющим на рабочее состояние компонентов агрегата.7. Способ по п. 5, в котором осуществляют управление вспомогательным устройством, опосредствованно влияющим на рабочее состояние компонентов агрегата.8. Способ по

Smelting process and apparatus

Method of treating molten metal and means for effecting the same

The method and apparatus and injection unit of boiler flow field characteristic in regulating stove space

本发明涉及用于调节在由冶金炉(4)的炉壳(3)限定的炉空间(2)中的炉内过程特性的方法和设备。设备包括注入单元(6)，注入单元具有框架(7)，通过安装器件(9)在炉壳(3)的炉空间(2)外将框架安装在冶金炉(4)上。本发明还涉及应用于该方法和设备中的注入单元(6)。

Melting of reactive metallic materials

Electrically heated melting furnace for mineral materials

Device for electric supply of melting furnaces

FIELD: metallurgy. SUBSTANCE: invention relates to the field of metallurgy and can be used for electric connection of the melting furnace to a current source. The connecting device comprises at least one contact body, which is connected by means of power cables to the current source, and at least one shaped portion as part of electric socket on the melting furnace. A movement device is provided for transporting at least one contact body from the initial position to the connection position, which is configured to provide electrically conducting connection with a geometrical closure of the contact body and a special piece by inserting the contact body into the special piece. One special piece has a seat with a centring function for the contact body. The seat has the shape of a negative truncated cone, and the contact body has an appropriately shaped positive truncated cone shape. EFFECT: automatic connection and disconnection of electrical connection with minimal cost. 8 cl, 3 dwg

Smelting process and apparatus

RADIO-ACTIVE WASTE FUSION FURNACE

Fourneau destiné à réduire le volume de pièces usées ayant été irradiées. Une couche tampon 75 revêtant le fond de la cuve 51 du fourneau comporte une surface supérieure 75b dans laquelle est réalisée une cavité 76 dans laquelle les déchets radio-actifs subissent la fusion. Ces déchets tombent dans cette cavité par un cylindre guide 80 dans ladite cavité et cette couche tampon évite les dégâts pouvant être causés à la cuve par le choc pouvant être produit par les pièces arrivant en chute libre. Application par exemple à la réduction en grenaille ou en petits lingots de pièces ou de revêtements inutilisables provenant de centrales nucléaires.

Furnace for smelting copper for lower blow-through with enriched oxygen

The invention relates to facilities for melting copper for a lower blowthrough with enriched oxygen, comprising a furnace for lower blowthrough, which, in turn, comprises the following characteristics: a furnace body containing a chamber and a partition, at least a supply inlet, a smoke outlet, a matte outlet, a slag outlet, at least one side opening for spray pistols, at least one lower opening for nozzles, and thermometer and level measurement openings; at least one oxygen nozzle, arranged between the lower openings, for injecting oxygen into the chamber; and at least one side spray pistol arranged inside the side openings in order to supply the chamber with coal dust or reductive gas.

Smelting process and apparatus

A smelting vessel includes a plurality of heat pipes (21) positioned in a refractory lining of at least a part of the hearth (9) for cooling at least a part of the refractory lining. At least one of the heat pipes includes (a) a liquid phase of a heat transfer fluid, typically water, in a lower section of the heat pipe and (b) a vapor phase of the heat transfer fluid, typically steam, in an upper section of the heat pipe. The heat pipe also includes a vent to allow vapour phase to escape from the heat pipe to reduce the pressure or the temperature within the heat pipe when the vapour pressure or the temperature in the heat pipe exceeds a predetermined threshold pressure or temperature.

Process and installation for the microwave melting of a material corrosive at an elevated temperature

Melting of reactive metallic materials

Method and apparatus for melting reactive metallic materials, such as for example titanium base alloys and other reactive alloys, by selective and sequential induction heating of a plurality of solid alloy charge components segregated in a refractory melting vessel in a manner to effect rapid top-to-bottom melting that avoids harmful reaction of the melt with refractory melting vessel material and contamination of the melt.

Electrically heated melting furnace for mineral materials

An electrically heated melting furnace for the melting of mineral materials, such as frits, (vitreous) enamels and the like, wherein a bath of molten material contained in a tank is heated by means of electrodes contacting the molten material and having a current flowing therethrough which heats the molten material by Joule's heat, wherein a batch is fed onto the melt or molten bath, and the molten product is withdrawn from the bottom of the tank wherein the furnace space or tank having the molten bath has a square or almost square cross-section or the cross-section of a regular polygon; that the depth of the furnace space or tank having the molten material therein corresponds almost to the diameter of the tank; and that a plurality of radiator heating rods are arranged above the batch material and said heating electrodes are positioned in the lower portion of the molten bath above the tank bottom and comprising a bottom outlet including a cylindrical portion or element and a further underlying, concentrically disposed, circular disc-shaped or annular portion or element of a refractory material being conductive at high temperature and acting as an electrical conductor, which elements are conductively coupled to a current supply line.

Metal forming apparatus

금속 성형 장치(1000)는 제련 디바이스(5), 몰딩 디바이스(10), 사출 디바이스(8) 및 진공화 디바이스(3)를 포함한다. 제련 디바이스(5)는 제련 챔버(501)를 형성하고, 회전 가능한 도가니(502) 및 가열 유닛(003)을 포함하고 이들 양자는 제련 챔버(501) 내에 배치된다. 몰딩 디바이스(10)는 제련 챔버(501)와 밀봉식으로 연통되는 몰딩 챔버를 형성한다. 사출 디바이스(8)는 몰딩 디바이스(10)와 제련 디바이스(5) 사이의 조인트에 밀봉식으로 배치되는 차징 배럴 조립체(81)를 포함하고 사출 유닛은 제련 디바이스(5)와 밀봉식으로 연결된다. 진공화 디바이스(3)는 제련 챔버(501) 및 몰딩 챔버를 진공화하기 위해 제련 디바이스(5) 및 몰딩 디바이스(10)와 밀봉식으로 연결된다. 진공화될 필요가 있는 공간 체적은 크게 감소되고, 이에 의해 누출 방지 및 진공 공간의 압력 유지 성능을 보장하기에 바람직하다.

新型熔铅炉

本发明公开了一种新型熔铅炉，包括炉筒，所述炉筒中设置有炉膛，还包括设置于炉膛中的除渣筒；所述除渣筒底面或侧面上还设置有连通孔；还包括设置于除渣筒侧面或顶面上的除渣孔；所述连通孔及除渣孔均用于连通除渣筒的内侧与外侧；所述连通孔的顶端位置低于除渣孔的底端位置。该熔铅炉结构简单，使用过程中所产生浮渣少，可有效减少原料损耗。

Corrosion-resistant nickel alloy, preparation method therefor and use thereof

A corrosion-resistant nickel alloy, a preparation method thereof and, and a use thereof are provided. The alloy includes the following components in percentage by mass: 4.68-5.35% of B, 5.69-6.41% of W, 27.68-28.39% of Cr, 12.65-13.42% of Al, and the balance of Ni and inevitable impurities. The alloy disclosed by the present invention is a Ni—W—B ternary alloy with main components of Ni, W and B, wherein the three elements have strong high-temperature corrosion resistance at a temperature of about 600° C., and have the potential of solid solution hardening and precipitate formation because all belong to solid solution forming elements, so that a creep strength of a nickel alloy matrix is improved. Meanwhile, Al and Cr are further added in the alloy formula, so that Al2O3 and Cr2O3 oxide layers can be formed, which play a role as a physical diffusion barrier against chlorine gas and other corrosive gases.

Corrosion-resistant nickel alloy, preparation method therefor and use thereof

A corrosion-resistant nickel alloy, a preparation method thereof and, and a use thereof are provided. The alloy includes the following components in percentage by mass: 4.68-5.35% of B, 5.69-6.41% of W, 27.68-28.39% of Cr, 12.65-13.42% of Al, and the balance of Ni and inevitable impurities. The alloy disclosed by the present invention is a Ni—W—B ternary alloy with main components of Ni, W and B, wherein the three elements have strong high-temperature corrosion resistance at a temperature of about 600° C., and have the potential of solid solution hardening and precipitate formation because all belong to solid solution forming elements, so that a creep strength of a nickel alloy matrix is improved. Meanwhile, Al and Cr are further added in the alloy formula, so that Al2O3 and Cr2O3 oxide layers can be formed, which play a role as a physical diffusion barrier against chlorine gas and other corrosive gases.

金属セラミック基材を製造するための方法及び炉

【課題】増加した熱及び電流伝導率を有する金属セラミック基材が、少なくとも７００℃の融点を有する金属と、７００℃未満の融点を有する金属と、活性金属とを含有するはんだ材料を使用して得られ得る方法を提供する。【解決手段】金属セラミック基材を製造するための方法は、ａ）積層体を準備するステップであって、積層体が、ａ１）セラミック体と、ａ２）金属箔と、ａ３）セラミック体及び金属箔と接触したはんだ材料であって、はんだ材料が、（ｉ）少なくとも７００℃の融点を有する金属と、（ｉｉ）７００℃未満の融点を有する金属と、（ｉｉｉ）活性金属とを含む、はんだ材料とを含有する、積層体を準備するステップと、ｂ）積層体を加熱するステップであって、積層体が加熱のための加熱ゾーンを通過する、積層体を加熱するステップとを含む。【選択図】なし

金属セラミック基材を製造するための方法及び炉

一种岩棉生产窑炉、设备及工艺

本发明提供一种岩棉生产窑炉、设备及工艺。岩棉生产窑炉包括炉体、水冷套、螺旋加料机、振动给料机和燃烧器，所述炉体外壁包设有水冷套，所述燃烧器安装在炉体的底部或炉体下部侧壁。采用浸没式燃烧方式，燃料和助燃气体与原材料充分混合燃烧，燃料直接喷射到原料内部，改善了传热方式并对熔体产生剧烈的对流搅拌作用，能量利用率极高，超传统窑炉过3倍；NOx氮氧化物排放量低，比传统窑炉低2倍；体积小，炉窑面积设计成2‑6m 2 ，启停方便，可以熔化大块物料或粉料，出料量可达30‑100t/d；采用水冷炉体，窑炉寿命长，大大减少了耐火材料的使用，粉尘排放降低10倍；无需CO处理系统，节省大量设备投资和运行成本。

一种耐腐蚀镍合金及其制备方法和应用

本发明属于耐腐蚀合金技术领域，公开了一种耐腐蚀镍合金及其制备方法和应用。该合金包括以下质量含量的组分：B 4.68～5.35％、W 5.69～6.41％、Cr 27.68～28.39％、Al 12.65～13.42％，其余为Ni和不可避免的杂质。本发明的合金为Ni‑W‑B三元合金，主要成分Ni、W、B，这三种元素在600℃左右具有较强的耐高温腐蚀能力，且均属于固溶体形成元素，具有固溶硬化和形成沉淀的潜力，提高了镍合金基体的蠕变强度。同时，在合金配方中还添加了Al和Cr，可以形成Al 2 O 3 和Cr 2 O 3 氧化层，对氯气等腐蚀性气体起到物理扩散阻隔的作用。

一种钛及钛合金加热用熔炼炉

本发明公开一种钛及钛合金加热用熔炼炉，涉及钛合金熔炼技术领域；而本发明包括熔炼炉本体和隔离箱，隔离箱的上表面活动设有箱门，隔离箱的外壁固定安装有U型设备架，箱门远离隔离箱的一面设有设备盘；通过驱动环形推动板往复升降，环形推动板通过连接杆使密封活塞同步升降，密封活塞与进料管脱离进入锥形料罐的过程中，锥形料罐内的熔炼原料通过密封活塞与锥形料罐之间的缝隙处向下掉落，向下掉落的熔炼原料通过下料管、第一下料孔及第二下料孔进入熔炼炉本体内，从而方便的实现了熔炼原料的自动间歇性添加，进而有效的提高了钛合金加热过程中添加熔炼原料的便捷性，避免熔炼原料直接掉落至熔炼炉本体内而产生堆积的情况，提高熔炼效果。

具有辅助炉的铝液高温熔解炉

本发明涉及具有辅助炉的铝液高温熔解炉，包括本体，所述本体设有主腔室和熔解室；所述熔解室通过第一涵洞、第二涵洞与主腔室连通；所述第一涵洞与所述熔解室之间设有侧池，所述侧池中设有循环泵。有益效果是：将熔解室与主腔室分离，通过熔解室中的铝液加热熔解铝块；提高了铝材熔解效率、也保证了熔解质量。

一种钛及钛合金加热用熔炼炉

本发明公开一种钛及钛合金加热用熔炼炉，涉及钛合金熔炼技术领域；而本发明包括熔炼炉本体和隔离箱，隔离箱的上表面活动设有箱门，隔离箱的外壁固定安装有U型设备架，箱门远离隔离箱的一面设有设备盘；通过驱动环形推动板往复升降，环形推动板通过连接杆使密封活塞同步升降，密封活塞与进料管脱离进入锥形料罐的过程中，锥形料罐内的熔炼原料通过密封活塞与锥形料罐之间的缝隙处向下掉落，向下掉落的熔炼原料通过下料管、第一下料孔及第二下料孔进入熔炼炉本体内，从而方便的实现了熔炼原料的自动间歇性添加，进而有效的提高了钛合金加热过程中添加熔炼原料的便捷性，避免熔炼原料直接掉落至熔炼炉本体内而产生堆积的情况，提高熔炼效果。

Fluid dispersion apparatus

A burner for a flash smelting furnace comprises a tubular lance enclosing a first gas flow passage and having a lower end portion which includes one or more gas outlet passages. The lower end portion has upper and lower annular sealing surfaces facing one another, with an annular nozzle portion located between the upper and lower annular sealing surfaces. The gas outlet passages are at least partly defined by the annular nozzle portion, and extend between the first gas flow passage and the outer surface of the lance. The annular nozzle portion may comprise a plurality of arcuate segments which are separable from each other and from the upper and lower sealing surfaces, such that the annular nozzle portion can be removed for service upon separation of the upper and lower annular sealing surfaces from one another.

一种合金的冶炼方法

本发明是关于一种合金的冶炼方法，涉及合金冶炼技术领域。主要采用的技术方案为：一种合金的冶炼方法，包括如下步骤：打结步骤，将坩埚本体打结在真空炉上；制备坩埚步骤，在坩埚本体的内壁上制备出多个第一凹槽结构，得到坩埚；冶炼步骤，采用所述坩埚冶炼合金；其中，在所述坩埚冶炼多次后，需对所述坩埚进行清杂处理；清杂处理后，继续采用所述坩埚进行冶炼。本发明主要通过增加合金液与坩埚的接触面积，来有效提高坩埚对所冶炼合金液中的杂质的捕获能力，从而提高坩埚的脱杂效率、降低合金中的夹杂含量，最终提高合金的纯净度。本发明的方法操作简单、成本低廉，有利于实现大规模批量生产高洁净高温合金。

초박 알루미늄의 재사용을 위한 용융장치

본 발명은 내부에 히터가 마련되며 알루미늄 용탕이 형성할 수 있도록 용해공간이 형성된 용해로와 상기 용해공간으로 진입할 수 있도록 형성된 누림치구와 상기 누름치구를 통해 상기 용해공간으로 비활성 가스를 공급하는 가스공급부 및 상기 용해공간으로 상기 누름치구가 진입할 경우, 해당 누름치구가 초박 알루미늄 용탕의 표면에 부유할 수 있도록 상기 누름치구에 마련되어 부력을 제공하는 부력제공부;를 구비하는 것을 특징으로 한다. 본 발명에 따르면, 초박 알루미늄의 재사용을 위한 용융장치는 부력제공부에 의하여 용탕의 표면에 부유되는 누름치구에 의하여 용탕계면에 부유하는 초박 알루미늄을 용탕내부에 용해하여 초박 알루미늄의 산화됨을 저감하여 알루미늄 회수율 감소를 최소화하는데 그 목적이 있다.

一种带有预热装置和精炼室的熔化炉

本发明公开了一种带有预热装置和精炼室的熔化炉，包括炉外壳、炉内壳、电加热层，炉内壳内部设置有挡板，挡板将炉内壳的内部空间分为熔化室和精炼室，炉外壳的外侧设置有连接管、排料管、进气管、排气管和输送管，输送管内设置有输送轴，所述输送轴贯穿输送管端面至外部空间且连接有驱动装置，围绕输送轴设置有螺旋叶片。本发明改进了加料方式，能够一边向熔化室中加料一边对工件进行预热，节约了热能，提高了生产效率。设置了精炼室，通过往精炼室中的铝液中通入混合气体，达到除去铝液中的氧化铝和氢气，提高了铝液的质量，有利于后续工艺，并且还设置有尾气净化装置，改善了工作环境。

一种用于高熵合金的电子束熔炼装置及其操作方法

本发明涉及一种用于高熵合金的电子束熔炼装置及其操作方法，电子束熔炼装置包括原料供给机构，输料机构，熔炼室以及电子束枪组件，输料机构设置在原料供给机构的一侧并与原料供给机构连接，熔炼室安装在输料机构的一端，熔炼室内设有冷床，冷床的一侧设有结晶器；电子束枪组件安装在熔炼室的顶部，熔炼室的顶部设有安装口，电子束枪通过弹性密封组件与安装口的内壁连接；熔炼室的顶部设有推杆电机，推杆电机的电机杆与电子束枪铰接，电子束枪的表面设有角度传感器，熔炼室的内腔顶部设有第一摄像头和第二摄像头，推杆电机、角度传感器、第一摄像头以及第二摄像头均连接控制系统，控制系统可以对各个电子束枪的使用状态和使用时长进行精准调节。

一种新型工业炉窖装置

本发明公开了一种新型工业炉窖装置，包括装置主体、点燃装置和输送装置，其中所述装置主体包括固设于支架的箱体A，所述箱体A内设置有开口朝上的隔腔，所述隔腔下端壁内固设有电机A，所述电机A的输出轴上端面动力连接设置有减速器，所述减速器的上端面动力连接设置有向上延伸的连接轴，所述隔腔内壁外表面固设有传热箱，所述传热箱内设置有开口朝上的传热腔，所述传热腔下端壁内固设有隔热块，所述连接轴可转动的贯穿所述隔热块并向上延伸进所述传热腔内，所述传热腔内壁外表面相抵设置有转动箱，本发明装置结构简单，使用方便，此装置采用自动化式上下料并利用先进的油雾点燃技术，实现了利用天然气加热炼铁的技术，有效提高了安全性与高效性。

再生金属回炉熔炼设备

本发明公开了一种再生金属回炉熔炼设备，包括：加料室，容置待熔炼原料；燃烧室；烟气循环装置，承接在所述加料室和所述燃烧室之间，并将所述加料室中的烟气输入所述燃烧室；以及金属液循环装置，承接在所述加料室和所述燃烧室之间，并将所述燃烧室中的金属液输入所述加料室；其中，所述燃烧室和所述加料室相通，所述燃烧室可将高温烟气输入所述加料室，所述加料室可将熔融后的金属液输入所述燃烧室。本发明能够适应不同规格的原料，且熔炼过程中节能减排，有效提升回收率。

Forno a riscaldamento elettrico per la fusione di minerali.

一种高性能铝材的生产设备及其制备工艺

本发明公开了一种高性能铝材的生产设备及其制备工艺，包括：外炉体和内炉体，且内炉体固定连接在外炉体的中部；加压牵引组件，设置在外炉体的顶部且用于带动内炉体内部的铝熔液涌动搅拌。本发明通过第一电磁感应器和第三电磁感应器内通入正向电流，第三电磁感应器和第一电磁感应器产生行波磁场推动铝熔液向下移动，同时活塞环向下移动增大内炉体内部的压强，当压强达到目标值后，活塞环快速向上移动，同时第一电磁感应器和第三电磁感应器内通入反向电流，使得铝熔液向上翻涌的过程，配合第二电磁感应器带动铝熔液水平旋转，可以快速打碎熔体中先凝固的枝晶，进而可以提高对铝熔液的搅拌效果。

一种冶金设备及其冶金方法

本发明涉及工业冶金技术领域，公开了一种冶金设备及其冶金方法，包括：废金属原料进入清洗部中，被清洗，清洗后掉落的锈皮、污渍，被倾斜螺旋输送机输送至容器中，清洗后的废金属原料进入干燥部，被干燥部干燥后进入冶炼炉，被冶炼炉冶炼形成废金属原料熔化液，废金属原料熔化液进入浇注成型部，被浇注成型部成型为坯块；从而克服了废金属原料上的锈皮、污渍，会随着废金属原料一起进入冶炼炉，造成了坯块中的杂质较多，坯块质量相对较差的技术问题。

Metal forming apparatus

A metal forming apparatus (1000) includes a smelting device (5), a molding device (10), an injection device (8) and a vacuumizing device (3). The smelting device (5) defines a smelting chamber (501), and includes a rotatable crucible (502) and a heating unit (003) both disposed within the smelting chamber (501). The molding device (10) defines a molding chamber sealedly communicated with the smelting chamber (501). The injection device (8) includes a charging barrel assembly (81) sealedly disposed at a joint between the molding device (10) and the smelting device (5) and an injection unit sealedly connected with the smelting device (5). The vacuumizing device (3) is sealedly connected with the smelting device (5) and the molding device (10) respectively so as to vacuumize the smelting chamber (501) and the molding chamber. The space volume which needs to be vacuumized is greatly reduced, thereby being favorable for guaranteeing the leakproofness and the pressure maintaining performance of a vacuum space.

금속 성형 장치

금속 성형 장치(1000)는 제련 디바이스(5), 몰딩 디바이스(10), 사출 디바이스(8) 및 진공화 디바이스(3)를 포함한다. 제련 디바이스(5)는 제련 챔버(501)를 형성하고, 회전 가능한 도가니(502) 및 가열 유닛(003)을 포함하고 이들 양자는 제련 챔버(501) 내에 배치된다. 몰딩 디바이스(10)는 제련 챔버(501)와 밀봉식으로 연통되는 몰딩 챔버를 형성한다. 사출 디바이스(8)는 몰딩 디바이스(10)와 제련 디바이스(5) 사이의 조인트에 밀봉식으로 배치되는 차징 배럴 조립체(81)를 포함하고 사출 유닛은 제련 디바이스(5)와 밀봉식으로 연결된다. 진공화 디바이스(3)는 제련 챔버(501) 및 몰딩 챔버를 진공화하기 위해 제련 디바이스(5) 및 몰딩 디바이스(10)와 밀봉식으로 연결된다. 진공화될 필요가 있는 공간 체적은 크게 감소되고, 이에 의해 누출 방지 및 진공 공간의 압력 유지 성능을 보장하기에 바람직하다.

一种高性能铝材的生产设备及其制备工艺

本发明公开了一种高性能铝材的生产设备及其制备工艺，包括：外炉体和内炉体，且内炉体固定连接在外炉体的中部；加压牵引组件，设置在外炉体的顶部且用于带动内炉体内部的铝熔液涌动搅拌。本发明通过第一电磁感应器和第三电磁感应器内通入正向电流，第三电磁感应器和第一电磁感应器产生行波磁场推动铝熔液向下移动，同时活塞环向下移动增大内炉体内部的压强，当压强达到目标值后，活塞环快速向上移动，同时第一电磁感应器和第三电磁感应器内通入反向电流，使得铝熔液向上翻涌的过程，配合第二电磁感应器带动铝熔液水平旋转，使得可快速打碎熔体中先凝固的枝晶，进而可以提高对铝熔液的搅拌效果。

一种耐腐蚀镍合金及其制备方法和应用

本发明属于耐腐蚀合金技术领域，公开了一种耐腐蚀镍合金及其制备方法和应用。该合金包括以下质量含量的组分：B 4.68～5.35％、W 5.69～6.41％、Cr 27.68～28.39％、Al 12.65～13.42％，其余为Ni和不可避免的杂质。本发明的合金为Ni‑W‑B三元合金，主要成分Ni、W、B，这三种元素在600℃左右具有较强的耐高温腐蚀能力，且均属于固溶体形成元素，具有固溶硬化和形成沉淀的潜力，提高了镍合金基体的蠕变强度。同时，在合金配方中还添加了Al和Cr，可以形成Al 2 O 3 和Cr 2 O 3 氧化层，对氯气等腐蚀性气体起到物理扩散阻隔的作用。

Corrosion-resistant nickel alloy

A corrosion-resistant nickel alloy is provided. The alloy includes the following components in percentage by mass: 4.68-5.35% of B, 5.69-6.41% of W, 27.68-28.39% of Cr, 12.65-13.42% of Al, and the balance of Ni and inevitable impurities. The corrosion-resistant nickel alloy is a Ni—W—B ternary alloy with main components of Ni, W and B, wherein the three elements have strong high-temperature corrosion resistance at a temperature of about 600° C., and have the potential of solid solution hardening and precipitate formation because all belong to solid solution forming elements, so that a creep strength of a nickel alloy matrix is improved. Meanwhile, Al and Cr are further added in the alloy formula, so that Al2O3 and Cr2O3 oxide layers can be formed, which play a role as a physical diffusion barrier against chlorine gas and other corrosive gases.

用于产生金属-陶瓷基板的方法和加热炉

本发明涉及一种用于产生金属‑陶瓷基板的方法和一种适于实施该方法的加热炉。利用该方法，可以获得热传导性和电流传导性增加的金属‑陶瓷基板。该方法包括以下步骤：a)提供叠堆，该叠堆包含a1)陶瓷体，a2)金属箔，以及a3)与该陶瓷体和该金属箔接触的焊料材料，该焊料材料包含：(i)熔点为至少700℃的金属，(ii)熔点小于700℃的金属，以及(iii)活性金属；以及b)加热该叠堆，该叠堆穿过用于加热的加热区。

Method for producing a metal-ceramic substrate and furnace

The invention relates to a method for producing a metal-ceramic substrate and to a furnace suitable for carrying out the method. With the method, a metal-ceramic substrate with increased thermal and current conductivity can be obtained. The method comprises the steps of providing a stack containing a ceramic body, a metal foil, and a solder material in contact with the ceramic body and the metal foil, the solder material comprising a metal having a melting point of at least 700° C., a metal having a melting point of less than 700° C., and an active metal, and heating the stack, the stack passing through a heating zone for heating.

用于物料投料的自动化装置

本发明公开了一种用于物料投料的自动化装置，属于自动化设备技术领域，包括：用于熔炼物料的冶炼炉主体；混流组件，用于聚集可燃性气体一氧化碳以及实现物料混流效果的混流组件安装于冶炼炉主体的顶部，所述混流组件的顶部通过气流引入管与分流组件的顶部相连通。本发明中，通过设计的单向调控组件、扰流组件、驱动组件以及混流组件等结构的互相配合下，不仅降低了一氧化碳的污染，还提高了能源的利用率，且离散度较高的少量小颗粒物料在进入到浆液的内部后也会发生燃烧并释放热能，随着温度的不断升高，混合物料与反应气体不断碰撞而快速反应，为大颗粒物料的炼化提供部分能量，能够适应投料量大范围波动的需要，令产能得到了显著提升。

3d 프린터용 금속 합금 분말 스크랩의 재생 기술

본 발명은 3D 프린팅 공정에 사용된 금속 합금 분말의 재생 기술 관한 것으로, 보다 상세하게는 금속 3D 프린터에 이용된 폐 금속 합금 분말을 재 사용하기 위해 소재의 장입 방법 및 용융 조건을 최적화하여 금속 3D 프린터에 적합한 금속 합금의 재생 기술에 관한 것이다.

一种合金的冶炼方法

本发明是关于一种合金的冶炼方法，涉及合金冶炼技术领域。主要采用的技术方案为：一种合金的冶炼方法，包括如下步骤：打结步骤，将坩埚本体打结在真空炉上；制备坩埚步骤，在坩埚本体的内壁上制备出多个第一凹槽结构，得到坩埚；冶炼步骤，采用所述坩埚冶炼合金；其中，在所述坩埚冶炼多次后，需对所述坩埚进行清杂处理；清杂处理后，继续采用所述坩埚进行冶炼。本发明主要通过增加合金液与坩埚的接触面积，来有效提高坩埚对所冶炼合金液中的杂质的捕获能力，从而提高坩埚的脱杂效率、降低合金中的夹杂含量，最终提高合金的纯净度。本发明的方法操作简单、成本低廉，有利于实现大规模批量生产高洁净高温合金。

一种基于磁性材料的可调控熔炼装置

本发明公开了一种基于磁性材料的可调控熔炼装置，本发明涉及磁性材料技术领域，一种基于磁性材料的可调控熔炼装置，包括底座，所述底座的顶部转动连接有罐体，所述罐体的顶部固定连接有调控组件，所述调控组件的底部固定连接有检测组件，所述罐体内侧面的底部固定连接有加料机构，所述加料机构包括坩埚，所述坩埚内侧面的底部固定连接有隔热壁，所述隔热壁的底部固定连接有节能电机，所述节能电机输出端的转轴贯穿隔热壁的顶部，所述转轴的顶端固定连接有隔块。该基于磁性材料的可调控熔炼装置，通过调控组件、检测组件以及加料机构等机构的配合使用，解决了如何向熔融金属材料的内部均匀加入还原剂粉末的问题。

一种气流冲击式有色金属冶炼装置

本发明公开了一种气流冲击式有色金属冶炼装置，包括炉体、旋转驱动机构、冶炼机构、气流管体；本发明提高热气流对内层环形网体、中间环形网体、外层环形网体内的原料的冲击，当外层环形网体旋转时带动外部气流进入气流管体的另一端，如此热气流从气流管体的另一端进入内层环形网体、中间环形网体、外层环形网体内部，配合旋转进而产生极强的热气流旋涡，从而极大的加强了原料受到热气流的冲击程度，提高了受热效果。

一种分离浮动式有色金属冶炼装置

本发明公开了一种分离浮动式有色金属冶炼装置，包括炉体、旋转驱动机构、冶炼机构；本发明使得内部入料腔体的外侧原料逐步依次向外侧的中间入料环槽和外层入料环槽移动，如此使得内层环形网体中位于内侧以及中间的原料依次得到向四周分散的空间，如此加速了内层环形网体内侧和中间的原料的受热熔化效率，形成了逐步分散和热气流不断冲击的作业模式，极大的提高了熔化效率。

一种铜熔化炉连续真空加料装置

本发明提供一种铜熔化炉连续真空加料装置，属于铜熔化炉技术领域，本发明是由熔化炉本体、破碎箱和支撑腿构成，所述熔化炉本体的底部和支撑腿固定连接，所述熔化炉本体的顶端和破碎箱相连通，所述破碎箱的内部设置有破碎辊，所述熔化炉本体的侧壁固定安装有连接板，所述熔化炉本体靠近连接板的一侧设置有盛放盒，所述盛放盒的侧壁转动连接有转板，所述盛放盒的两个侧壁均滑动贯穿有移动块，所述盛放盒的两侧均固定安装有气缸，两个所述气缸的输出端分别和两个移动块固定连接。本发明解决了熔化炉一般体积较大，人工手动投料不方便操作，而且需要浪费较多的劳动力，使工作效率低下不利于工业生产的问题。

一种合金钢的高效冶炼装置及其应用

本发明公开了一种合金钢的高效冶炼装置及其应用，涉及金属冶炼技术领域，包括两个真空罐和一个底座，底座的顶部固定安装有旋转装置，旋转装置的顶部通过竖直支撑结构、第一水平支撑结构和第一驱动装置吊挂有开口向下的钢包水冷炉盖，竖直支撑结构上还安装有安装架，安装架上安装有升降液压缸，且其顶部通过可升降支撑结构和第二水平支撑结构吊装有竖直设置的石墨电极，石墨电极通过水冷软电缆与变压器站电源连接；每个真空罐的两侧分别设置有一个导轨，同一个真空罐两侧的两个导轨架设一个可在其上滑行的框架导轨车，每个框架导轨车顶部横梁的中心处分别通过一个第二驱动装置吊挂有一个真空罐盖；本发明能够有效提高冶炼效率。

3d 프린터용 금속 합금 분말 스크랩의 재생 기술

본 발명은 3D 프린팅 공정에 사용된 금속 합금 분말의 재생 기술 관한 것으로, 보다 상세하게는 금속 3D 프린터에 이용된 폐 금속 합금 분말을 재 사용하기 위해 소재의 장입 방법 및 용융 조건을 최적화하여 금속 3D 프린터에 적합한 금속 합금의 재생 기술에 관한 것이다.

Procédé et installation pour le traitement métallurgique de métaux et alliages métalliques liquides

一种混合熔炼装置

本发明公开一种混合熔炼装置，包括机壳，机壳内设有外筒与内筒，外筒通过固定杆固定连接在机壳内，内筒转动连接在外筒内，外筒内壁上设有多个加热管；外筒其中一个端面上设有驱动箱，驱动箱内设有驱动机构，内筒的两个端面上分别固定连接有转轴，外筒的上端设有进料管，进料管穿过机壳伸出至机壳外侧，外筒的下端设有出料管，出料管穿过机壳伸出至机壳外侧，内筒上设有进出料管，进出料管上设有电动开关阀。该装置通过驱动机构带动整个内筒转动，从而对内筒内的物料进行搅拌，比起传统的通过搅拌叶片对物料进行搅拌的方式来说，对驱动机构材质的要求更低，并且能够节省内筒内的空间，能够装更多的物料。

Vorrichtung und verfahren zum behandeln von metallischem material

Die vorliegende Erfindung betrifft eine Vorrichtung und ein Verfahren zum Behandeln von metallischem Material. Die Erfindung ist insbesondere geeignet zur Behandlung bzw. zum Herstellen von Stahl und metallischen Legierungen, insbesondere von besonders hochwertigen Sonderstählen und -legierungen. Besonders bewährt hat sich die Erfindung bei der Behandlung von Eisen-basierten metallischen Materialien.