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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Применить Всего найдено 8. Отображено 8.
02-06-2023 дата публикации

Ultrahigh copper ion loaded metal etching liquid composition and preparation method thereof

Номер: CN116200748A
Автор: XU SHUAI, MA QIANG, LI CHUANG, ZHANG HONGWEI, HU TIANQI, HUANG HAIDONG, LIU CHANGLE, DING RONG, WEI CHUNLEI, FANG XINJUN, QI YUXIA
Принадлежит:

The invention relates to the technical field of etching solutions (the IPC classification number is C23F1/18), in particular to an ultrahigh copper ion loaded metal etching solution composition and a preparation method thereof.The composition comprises a main agent and an auxiliary agent, and the main agent is prepared from hydrogen peroxide, a fluorine source, organic acid, a butyl ether derivative, a first amino nitrogen azole derivative and a first solvent. The prepared metal etching liquid composition has the copper ion loading capacity far higher than that in the prior art, the loading capacity can reach 25000ppm, the etching performance is good, the etching durability is high, the service life of the etching liquid is long, the economic benefit is high, the cost can be remarkably saved for enterprises in practical application, the finished product effect can be remarkably improved, and the metal etching liquid composition has extremely high application value.

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Номер записи: 1
29-10-2014 дата публикации

Carburizing and manufacturing technology for split down-the-hole drill bit

Номер: CN104120431A
Автор: FANG XINJUN, HU JINGMING
Принадлежит:

The invention relates to a carburizing and manufacturing technology for a split down-the-hole drill bit. The carburizing and manufacturing technology comprises the following steps: thread cutting: carrying out threading cutting on the top of a drill rod and inside a drill bit, wherein the drill rod and the drill bit are split; preheating: heating the separated drill rod and the drill bit to 600-650 DEG C; carburizing: heating to 880-900DEG C and keeping the constant temperature for 1-1.5 hours, and heating to 920-930DEG C and keeping the temperature for 12-14 hours; precooling: cooling furnace temperature to 850-870DEG C and keeping for 0.9-1.1 hours; quenching: quenching the drill rod and the drill bit for 25-35 minutes; tempering: tempering the cooled drill rod and the drill bit, then heating to 170-190 DEG C and keeping for 5.8-6.2 hours, and then naturally cooling; and milling of a carburized layer of the drill bit: rubbing off the carburized part of the drill bit and guaranteeing the ...

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Номер записи: 2
23-12-2015 дата публикации

Novel quick streamlined rock drilling bore bit

Номер: CN0204899784U
Автор: FANG XINJUN, TIAN SHENG, GUO ZHENLIN
Принадлежит:

The utility model discloses a novel quick streamlined rock drilling bore bit, include the steel body and establish the post tooth at steel body up end steel body lower extreme is opened has the blind hole, is equipped with the air vent of slope on the steel body, the air vent with the blind hole link up, many recesses that meet with the air vent are seted up to steel body up end, arbitrary two adjacent it has an at least auxiliary tank all to communicate between the recess, a plurality of wall grooves have been seted up to steel side wall, the upper end in arbitrary wall groove communicates an auxiliary tank at least. The utility model discloses a rock drilling bore bit can reduce the bore bit in tool joint with the resistance of dike, it is unobstructed to arrange the sediment, has reduced repeated breakage, has effectively improved rock drilling speed, and has improved the life of bore bit.

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Номер записи: 3
22-04-2015 дата публикации

High-pressure down-the-hole rock drilling tool steel and preparation method thereof

Номер: CN104532145A
Автор: FANG XINJUN, HU JINGMING
Принадлежит:

The invention provides a high-pressure down-the-hole rock drilling tool steel which comprises the following components in percentage by weight: 0.18-0.28% of C, 0.3-1.7% of Si, 0.4-1.5% of Mn, 0.85-1.45% of Cr, 2.5-3.0% of Ni, 0.15-0.8% of Mo, 0.10-0.20% of V, 1.25-2.35% of Li, 0.45-0.85% of Mg, 0.05-0.15% of Nb, 0.05-0.17% of Al and the balance of Fe. The invention aims to provide a high-pressure down-the-hole rock drilling tool steel with favorable toughness and high strength and a preparation method thereof.

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Номер записи: 4
25-07-2023 дата публикации

Low-cost copper-molybdenum etching solution composition and preparation and use methods thereof

Номер: CN116479423A
Автор: LIU CHANGLE, DING RONG, LI CHUANG, ZHANG HONGWEI, HU TIANQI, HUANG HAIDONG, MA QIANG, WEI CHUNLEI, XU SHUAI, FANG XINJUN, QI YUXIA
Принадлежит:

The invention relates to the field of C23F1 of patent IPC classification, in particular to a low-cost copper-molybdenum etching solution composition and a preparation and use method thereof. Comprising the following components in percentage by mass: 6-20% of hydrogen peroxide, 1-15% of organic acid, 1-15% of organic alkali, 0.1-5% of a hydrogen peroxide stabilizer, 0.001-1% of a corrosion inhibitor, 0.1-10% of a surfactant, 0.3-5% of an electrochemical regulator and the balance of ultrapure water; the auxiliary agent comprises 5 to 30 percent of organic acid, 5 to 30 percent of organic alkali, 0.01 to 2 percent of hydrogen peroxide stabilizer, 0.001 to 1 percent of corrosion inhibitor, 0.1 to 10 percent of surfactant, 0.3 to 5 percent of electrochemical regulator and the balance of ultrapure water. The problems of chamfering and etching morphology are solved, the copper ion loading capacity is 14000ppm, and the molybdenum residue lower limit can reach 0.50 mu m.

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Номер записи: 5
25-10-2019 дата публикации

Semi-coke tail gas utilization structure

Номер: CN0209540910U
Автор: WANG LU, FANG XINJUN, ZHANG YUCHENG, YAN SHAOBANG
Принадлежит: SHAANXI COAL IND CHEMICAL GROUP SHENMU ENERGY DEVELOPMENT CO LTD, SHAANXI COAL INDUSTRY CHEMICAL GROUP SHENMU ENERGY DEVELOPMENT CO., LTD.

The utility model relates to the field of industrial machinery, in particular to a semi-coke tail gas utilization structure. The system comprises a power plant gas incoming pipe, the power plant gas incoming pipe is connected with a pipeline leading to a pressurization station, and part of branch pipes of the power plant gas incoming pipe lead to an ammonia pool; partial branch pipes of the powerplant gas incoming pipe lead to the fluidized bed furnace; part of branch pipes of the power plant intake pipe lead to the drying platform. The drying platform is a hollow plate, an air inlet and an air outlet extend out of a cavity of the hollow plate, and the air inlet and the air outlet are connected into part of branch pipes of an air incoming pipe of a power plant respectively. The method hasthe beneficial effects that the semi-coke tail gas can enter the ammonia water tank to perform harmless treatment on substances in the semi-coke tail gas; meanwhile, the semi-coke tail gas can enterthe ...

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Номер записи: 6
30-06-2023 дата публикации

Pure copper metal etching solution and use method thereof

Номер: CN116356324A
Автор: LIU CHANGLE, DING RONG, LI CHUANG, ZHANG HONGWEI, HU TIANQI, HUANG HAIDONG, MA QIANG, WEI CHUNLEI, XU SHUAI, FANG XINJUN, QI YUXIA
Принадлежит:

The invention relates to the field of metal surface chemical treatment, in particular to the field of IPC C23F1, and particularly relates to pure copper metal etching liquid and a using method thereof. The main agent is prepared from the following components in percentage by mass: 3 to 15 percent of oxidizing agent, 1 to 15 percent of strong oxidizing acid, 1 to 15 percent of organic acid, 0.5 to 15 percent of organic alkali, 0.01 to 4.0 percent of hydrogen peroxide stabilizer and 0.01 to 1.0 percent of metal corrosion inhibitor. The auxiliary agent is prepared from the following components in percentage by mass: 1 to 40 percent of organic acid and 0.01 to 1 percent of metal corrosion inhibitor. The method has an excellent etching range, can realize no metal residue on the surface, no chamfer, no crack and high copper loading capacity, and can meet the production requirements of superfine products.

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Номер записи: 7
28-07-2023 дата публикации

ITO (Indium Tin Oxide) etching solution composition and preparation method thereof

Номер: CN116496790A
Автор: XU SHUAI, MA QIANG, LI CHUANG, ZHANG HONGWEI, HU TIANQI, HUANG HAIDONG, LIU CHANGLE, DING RONG, WEI CHUNLEI, FANG XINJUN, QI YUXIA
Принадлежит:

The invention relates to the technical field of chemical etching solutions, in particular to the field of IPC C09K13, and more specifically relates to an ITO etching solution composition and a preparation method thereof. The cleaning agent comprises the following components: 3-10% of oxalic acid and/or oxalate, 0.01-0.1% of inorganic acid and/or inorganic acid salt, 0.5-5% of organic alkali, 0.01-0.5% of a surfactant and the balance of deionized water. The weight ratio of the organic base to the surfactant is (1-2): (0.1-0.5), the utilization rate of ITO equipment can be increased, meanwhile, the In load is increased to 2000ppm, the service life of the liquid medicine is prolonged, and the material cost of an enterprise is saved; the surfactant comprises a naphthalene-based anionic surfactant and can effectively inhibit crystallization of indium oxalate.

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Номер записи: 8