BR8601399A - Processo para a recuperacao de tungstenio de pedacos de material contendo liga de tungstenio - Google Patents

Processo para a recuperacao de tungstenio de pedacos de material contendo liga de tungstenio

Info

Publication number
BR8601399A
BR8601399A BR8601399A BR8601399A BR8601399A BR 8601399 A BR8601399 A BR 8601399A BR 8601399 A BR8601399 A BR 8601399A BR 8601399 A BR8601399 A BR 8601399A BR 8601399 A BR8601399 A BR 8601399A
Authority
BR
Brazil
Prior art keywords
tungsten
hydrogen peroxide
promoters
pieces
material containing
Prior art date
Application number
BR8601399A
Other languages
English (en)
Inventor
Diana Mary Anderson
Original Assignee
Interox Chemicals Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Interox Chemicals Ltd filed Critical Interox Chemicals Ltd
Publication of BR8601399A publication Critical patent/BR8601399A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/16—Extraction of metal compounds from ores or concentrates by wet processes by leaching in organic solutions
    • C22B3/1608—Leaching with acyclic or carbocyclic agents
    • C22B3/1658—Leaching with acyclic or carbocyclic agents of different types in admixture, e.g. with organic acids added to oximes
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B34/00—Obtaining refractory metals
    • C22B34/30—Obtaining chromium, molybdenum or tungsten
    • C22B34/36—Obtaining tungsten
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/006—Wet processes
    • C22B7/007—Wet processes by acid leaching
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Powder Metallurgy (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Aerials With Secondary Devices (AREA)
BR8601399A 1985-03-29 1986-03-26 Processo para a recuperacao de tungstenio de pedacos de material contendo liga de tungstenio BR8601399A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8508335A GB8508335D0 (en) 1985-03-29 1985-03-29 Tungsten recovery

Publications (1)

Publication Number Publication Date
BR8601399A true BR8601399A (pt) 1986-12-09

Family

ID=10576934

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8601399A BR8601399A (pt) 1985-03-29 1986-03-26 Processo para a recuperacao de tungstenio de pedacos de material contendo liga de tungstenio

Country Status (12)

Country Link
US (1) US4784688A (pt)
EP (1) EP0200317B1 (pt)
JP (1) JPH0742117B2 (pt)
AT (1) ATE58756T1 (pt)
AU (1) AU585957B2 (pt)
BR (1) BR8601399A (pt)
CA (1) CA1279994C (pt)
DE (1) DE3675805D1 (pt)
ES (1) ES8706844A1 (pt)
GB (1) GB8508335D0 (pt)
IL (1) IL78311A (pt)
ZA (1) ZA862233B (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3790340T1 (pt) * 1986-06-25 1988-10-27
US5246685A (en) * 1992-08-21 1993-09-21 Akzo N.V. Group VIB metal carbides from metal salicylate precursors
DE19613746A1 (de) * 1996-03-28 1997-10-02 Ufz Leipzighalle Gmbh Verfahren zur Auftrennung sulfidhaltiger Restprodukte des Bergbaus und der Metallverarbeitung
CN100460336C (zh) * 2005-11-30 2009-02-11 中国石油化工股份有限公司 一种用钨粉制备含钨杂多酸的方法
GB2456645B (en) * 2008-01-25 2011-03-02 John William Carson Improved extraction from ores
KR101020704B1 (ko) 2008-08-25 2011-03-09 삼보중공업(주) 폐초경합금을 이용한 고순도 산화텅스텐 분말의 제조방법
CN110564980B (zh) * 2019-10-14 2021-02-05 中南大学 一种白钨矿的联合浸出剂及其处理方法
EP4147294A1 (en) * 2020-05-07 2023-03-15 Form Energy, Inc. Battery recycling

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2125642A (en) * 1934-07-27 1938-08-02 Meyer Mineral Separation Compa Metallurgy of ferroalloy metals
US2704240A (en) * 1951-10-23 1955-03-15 American Brake Shoe Co Process of preparing tungstic oxide from sintered masses containing tungsten carbide
US3438730A (en) * 1966-11-14 1969-04-15 Warren M Shwayder Method of disintegrating sintered hard carbide masses
US3635674A (en) * 1969-03-12 1972-01-18 Warren M Shwayder Process for recovering refractory carbide particles from pieces of cemented carbides
US3607236A (en) * 1969-09-22 1971-09-21 Parkman T Brooks Reclaiming of superalloy scrap
SU833539A1 (ru) * 1979-06-13 1981-05-30 Всесоюзный Научно-Исследовательский Ин-Ститут Минерального Сырья Способ фотометрического определени мо-либдЕНА
US4533527A (en) * 1982-09-04 1985-08-06 Interox Chemicals Limited Tungsten recovery from carbides
GB8508334D0 (en) * 1985-03-29 1985-05-09 Interox Chemicals Ltd Tungsten recovery

Also Published As

Publication number Publication date
ZA862233B (en) 1986-11-26
EP0200317A3 (en) 1987-01-28
AU5505886A (en) 1986-10-02
GB8508335D0 (en) 1985-05-09
US4784688A (en) 1988-11-15
CA1279994C (en) 1991-02-12
DE3675805D1 (de) 1991-01-10
EP0200317A2 (en) 1986-11-05
JPH0742117B2 (ja) 1995-05-10
ES8706844A1 (es) 1987-07-01
IL78311A0 (en) 1986-07-31
EP0200317B1 (en) 1990-11-28
AU585957B2 (en) 1989-06-29
IL78311A (en) 1989-09-28
ES553507A0 (es) 1987-07-01
ATE58756T1 (de) 1990-12-15
JPS61232219A (ja) 1986-10-16

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Legal Events

Date Code Title Description
FF Decision: intention to grant
FG Letter patent granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 26/03/2001