DE2963902D1 - Recovery of tungsten values from tungsten-bearing materials - Google Patents

Recovery of tungsten values from tungsten-bearing materials

Info

Publication number
DE2963902D1
DE2963902D1 DE7979302549T DE2963902T DE2963902D1 DE 2963902 D1 DE2963902 D1 DE 2963902D1 DE 7979302549 T DE7979302549 T DE 7979302549T DE 2963902 T DE2963902 T DE 2963902T DE 2963902 D1 DE2963902 D1 DE 2963902D1
Authority
DE
Germany
Prior art keywords
tungsten
recovery
values
bearing materials
bearing
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE7979302549T
Other languages
German (de)
Inventor
George Stephen James
Alfred Murray Harris
Gwilym James Rees
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anglo American Corp of South Africa Ltd
Original Assignee
Anglo American Corp of South Africa 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 Anglo American Corp of South Africa Ltd filed Critical Anglo American Corp of South Africa Ltd
Application granted granted Critical
Publication of DE2963902D1 publication Critical patent/DE2963902D1/en
Expired legal-status Critical Current

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
    • C22B34/00—Obtaining refractory metals
    • C22B34/30—Obtaining chromium, molybdenum or tungsten
    • C22B34/36—Obtaining tungsten

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
DE7979302549T 1978-11-17 1979-11-13 Recovery of tungsten values from tungsten-bearing materials Expired DE2963902D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA786478A ZA786478B (en) 1978-11-17 1978-11-17 Recovery of tungsten values from tungsten-bearing materials

Publications (1)

Publication Number Publication Date
DE2963902D1 true DE2963902D1 (en) 1982-11-25

Family

ID=25573657

Family Applications (1)

Application Number Title Priority Date Filing Date
DE7979302549T Expired DE2963902D1 (en) 1978-11-17 1979-11-13 Recovery of tungsten values from tungsten-bearing materials

Country Status (12)

Country Link
EP (1) EP0011475B1 (en)
JP (1) JPS595657B2 (en)
AR (1) AR224633A1 (en)
AT (1) ATE1681T1 (en)
AU (1) AU525137B2 (en)
BR (1) BR7907441A (en)
CA (1) CA1136422A (en)
DE (1) DE2963902D1 (en)
ES (1) ES486063A1 (en)
PT (1) PT70465A (en)
TR (1) TR21615A (en)
ZA (1) ZA786478B (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6176854U (en) * 1984-10-24 1986-05-23
JP2005015327A (en) * 2003-05-30 2005-01-20 Jfe Mineral Co Ltd Method of manufacturing metal complex oxide
US10607435B2 (en) 2007-04-11 2020-03-31 Cfph, Llc Game of chance display
US8393954B2 (en) 2006-12-29 2013-03-12 Cfph, Llc Top performers
US8764541B2 (en) 2006-09-19 2014-07-01 Cfph, Llc Secondary game
US8216056B2 (en) 2007-02-13 2012-07-10 Cfph, Llc Card picks for progressive prize
US8398489B2 (en) 2007-04-05 2013-03-19 Cfph, Llc Sorting games of chance
US8070582B2 (en) 2007-03-01 2011-12-06 Cfph, Llc Automatic game play
US8932124B2 (en) 2006-08-31 2015-01-13 Cfph, Llc Game of chance systems and methods
US8500533B2 (en) 2007-08-29 2013-08-06 Cfph, Llc Game with chance element and strategy component that can be copied
US8758111B2 (en) 2008-08-20 2014-06-24 Cfph, Llc Game of chance systems and methods
WO2012012721A2 (en) 2010-07-22 2012-01-26 The Procter & Gamble Company Outer cover for an absorbent article
US9078792B2 (en) 2011-06-30 2015-07-14 The Procter & Gamble Company Two-piece wearable absorbent article having advantageous front waist region and landing zone configuration
US9078789B2 (en) 2013-03-08 2015-07-14 The Procter & Gamble Company Outer covers and disposable absorbent inserts for pants
US9060905B2 (en) 2013-03-08 2015-06-23 The Procter & Gamble Company Wearable absorbent articles
CN105969977B (en) * 2016-07-05 2018-06-22 江西理工大学 A kind of method that tungsten is extracted from scheelite
CN109897962B (en) * 2019-03-14 2020-11-17 厦门钨业股份有限公司 Method and device for recovering tungsten in tungsten-containing waste by adopting oxidation smelting method
CN114956181A (en) * 2022-05-19 2022-08-30 崇义章源钨业股份有限公司 Method for removing potassium in scheelite by roasting waste acid liquor
CN115433840B (en) * 2022-08-24 2023-06-02 崇义章源钨业股份有限公司 Method for separating and recovering tungsten and tin in fine-fraction black-white tungsten-tin bulk concentrate
CN115747530B (en) * 2022-11-23 2023-12-01 郑州大学 Method for separating and extracting molybdenum and tungsten from molybdenum-tungsten bulk concentrate

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2187750A (en) * 1936-07-31 1940-01-23 Marvin Metals Inc Treatment of ores
US2394362A (en) * 1943-03-30 1946-02-05 Us Vanadium Corp Treatment of tungsten ores
US2501952A (en) * 1944-08-07 1950-03-28 Bennett Preble Method for the alkaline roasting of an acidic oxide ore
FR992821A (en) * 1949-05-31 1951-10-23 Roechlingsche Eisen & Stahl Process for recovering tungsten and tungsten compounds from slag containing tungsten
US3256057A (en) * 1962-10-26 1966-06-14 Burwell Blair Process of recovering high purity tungsten compositions from tungsten-bearing ores
GB1089913A (en) * 1964-10-23 1967-11-08 Alfred Gordon Evans Robiette Recovery of tungsten values from ores
US3800025A (en) * 1972-03-30 1974-03-26 Union Carbide Corp Recovery of tungsten from low grade tungsten ores

Also Published As

Publication number Publication date
AR224633A1 (en) 1981-12-30
PT70465A (en) 1979-12-01
ES486063A1 (en) 1980-09-01
EP0011475A1 (en) 1980-05-28
ZA786478B (en) 1980-02-27
TR21615A (en) 1984-11-29
JPS5589446A (en) 1980-07-07
AU5291879A (en) 1980-05-22
EP0011475B1 (en) 1982-10-20
BR7907441A (en) 1980-07-08
JPS595657B2 (en) 1984-02-06
AU525137B2 (en) 1982-10-21
ATE1681T1 (en) 1982-11-15
CA1136422A (en) 1982-11-30

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee