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RU96114262A - METHOD FOR PROCESSING CARBIDE WASTE OF SOLID ALLOYS - Google Patents

METHOD FOR PROCESSING CARBIDE WASTE OF SOLID ALLOYS

Info

Publication number
RU96114262A
RU96114262A RU96114262/02A RU96114262A RU96114262A RU 96114262 A RU96114262 A RU 96114262A RU 96114262/02 A RU96114262/02 A RU 96114262/02A RU 96114262 A RU96114262 A RU 96114262A RU 96114262 A RU96114262 A RU 96114262A
Authority
RU
Russia
Prior art keywords
carbide waste
processing carbide
solid alloys
processing
alloys
Prior art date
Application number
RU96114262/02A
Other languages
Russian (ru)
Other versions
RU2110590C1 (en
Inventor
А.А. Палант
А.М. Левин
В.А. Брюквин
Original Assignee
Институт металлургии им.А.А.Байкова РАН
Filing date
Publication date
Application filed by Институт металлургии им.А.А.Байкова РАН filed Critical Институт металлургии им.А.А.Байкова РАН
Priority to RU96114262A priority Critical patent/RU2110590C1/en
Priority claimed from RU96114262A external-priority patent/RU2110590C1/en
Application granted granted Critical
Publication of RU2110590C1 publication Critical patent/RU2110590C1/en
Publication of RU96114262A publication Critical patent/RU96114262A/en

Links

Claims (1)

Способ переработки карбидных отходов твердых сплавов селективным электрохимическим растворением в кислых средах с переводом вольфрама в нерастворимый осадок и переходом кобальта в раствор, отличающийся тем, что в качестве электролита используют 5-6 М растворы азотной кислоты, а электролиз проводят при температуре 20-25oC с применением реверсного тока промышленной частоты.A method of processing carbide wastes of hard alloys by selective electrochemical dissolution in acidic media with the conversion of tungsten to an insoluble precipitate and the transition of cobalt into a solution, characterized in that 5-6 M solutions of nitric acid are used as the electrolyte, and the electrolysis is carried out at a temperature of 20-25 o C using reverse current of industrial frequency.
RU96114262A 1996-07-11 1996-07-11 Method of processing carbide waste originated from solid alloys RU2110590C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU96114262A RU2110590C1 (en) 1996-07-11 1996-07-11 Method of processing carbide waste originated from solid alloys

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU96114262A RU2110590C1 (en) 1996-07-11 1996-07-11 Method of processing carbide waste originated from solid alloys

Publications (2)

Publication Number Publication Date
RU2110590C1 RU2110590C1 (en) 1998-05-10
RU96114262A true RU96114262A (en) 1998-10-10

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU96114262A RU2110590C1 (en) 1996-07-11 1996-07-11 Method of processing carbide waste originated from solid alloys

Country Status (1)

Country Link
RU (1) RU2110590C1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10155791C1 (en) * 2001-11-14 2003-07-17 Starck H C Gmbh Process for the electrochemical digestion of superalloys
CN1314818C (en) * 2005-08-31 2007-05-09 段立成 Method for extracting rare metal from waste and old carbide alloy
CN1332045C (en) * 2006-03-22 2007-08-15 成都汉基投资有限公司 Hydrothermal method for recovering metal from waste hard alloy
DE102006030731A1 (en) * 2006-06-30 2008-01-03 H.C. Starck Gmbh Recycling of superalloys
RU2318919C1 (en) * 2006-10-04 2008-03-10 Институт металлургии и материаловедения им. А.А. Байкова РАН Method for electrochemically processing of rhenium or molybdenum metallic waste material
RU2401312C1 (en) * 2009-04-09 2010-10-10 Учреждение Российской академии наук Институт металлургии и материаловедения им. А.А. Байкова РАН (ИМЕТ РАН) Method of electrochemical treatment of heatproof nickel alloy metal wastes that contain rhenium
RU2489504C2 (en) * 2011-10-24 2013-08-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Комсомольский-на-Амуре государственный технический университет" (ФГБОУВПО "КнАГТУ") Utilisation method of wastes of hard alloys containing tungsten carbide and cobalt as binding agent
RU2479652C1 (en) * 2011-12-21 2013-04-20 Учреждение Российской академии наук Институт металлургии и материаловедения им. А.А. Байкова РАН Electrochemical processing method of metal wastes of tungsten-copper alloy wastes
RU2480529C1 (en) * 2012-03-05 2013-04-27 Федеральное государственное бюджетное учреждение науки Институт химии и технологии редких элементов и минерального сырья им. И.В. Тананаева Кольского научного центра Российской академии наук (ИХТРЭМС КНЦ РАН) Processing method of scraps of anodes of tantalum oxide-semiconductor capacitors
RU2484159C1 (en) * 2012-04-12 2013-06-10 Федеральное государственное бюджетное учреждение науки Институт металлургии и материаловедения им. А.А. Байкова Российской академии наук Method of electrochemical processing refractory nickel alloy wastes bearing rhenium, tungsten, tantalum and other valuable metals
CN102808086B (en) * 2012-08-31 2014-07-16 北京工业大学 Method for preparing ultrafine tungsten oxide nanopowder by recovering waste hard alloy with hydrothermal method
RU2542182C1 (en) * 2013-10-11 2015-02-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Московский государственный университет тонких химических технологий имени М.В. Ломоносова" (МИТХТ) Method of nickel recovery at electrochemical processing of heat-resisting nickel alloys

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