FR2567869B1 - Procede de recuperation de composes de tungstene - Google Patents
Procede de recuperation de composes de tungsteneInfo
- Publication number
- FR2567869B1 FR2567869B1 FR8511028A FR8511028A FR2567869B1 FR 2567869 B1 FR2567869 B1 FR 2567869B1 FR 8511028 A FR8511028 A FR 8511028A FR 8511028 A FR8511028 A FR 8511028A FR 2567869 B1 FR2567869 B1 FR 2567869B1
- Authority
- FR
- France
- Prior art keywords
- tungsten compounds
- recovering tungsten
- recovering
- compounds
- tungsten
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G41/00—Compounds of tungsten
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/90—Regeneration or reactivation
- B01J23/92—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
-
- 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
- C22B7/001—Dry processes
-
- 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
-
- 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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/584—Recycling of catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14907984A JPS6126515A (ja) | 1984-07-18 | 1984-07-18 | タングステン化合物の回収方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2567869A1 FR2567869A1 (fr) | 1986-01-24 |
FR2567869B1 true FR2567869B1 (fr) | 1988-11-18 |
Family
ID=15467230
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8511028A Expired FR2567869B1 (fr) | 1984-07-18 | 1985-07-18 | Procede de recuperation de composes de tungstene |
Country Status (4)
Country | Link |
---|---|
US (1) | US4629606A (fr) |
JP (1) | JPS6126515A (fr) |
DE (1) | DE3525524C2 (fr) |
FR (1) | FR2567869B1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4743060B2 (ja) * | 2005-09-21 | 2011-08-10 | 住友化学株式会社 | タングステンの回収方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE495529A (fr) * | ||||
US3510291A (en) * | 1966-11-10 | 1970-05-05 | Westinghouse Electric Corp | Vapor phase conversion of molybdenum or tungsten compound to form the oxide or metal |
US3453068A (en) * | 1967-06-22 | 1969-07-01 | Atlantic Richfield Co | Recovery of molybdenum from organic solutions |
GB1518338A (en) * | 1974-11-18 | 1978-07-19 | Degussa | Process for separating epoxidation and hydroxylation catalysts from distillation residues |
DE2454572C3 (de) * | 1974-11-18 | 1983-05-19 | Degussa Ag, 6000 Frankfurt | Verfahren zur Abtrennung von Epoxidations- und Hydroxylierungskatalysatoren aus Destillationsrückständen |
JPS6047334B2 (ja) * | 1978-11-16 | 1985-10-21 | 日鉄化工機株式会社 | 金属成分の回収方法及びその装置 |
US4342728A (en) * | 1981-01-19 | 1982-08-03 | Amax Inc. | Process for digesting tungsten ores containing organic matter |
-
1984
- 1984-07-18 JP JP14907984A patent/JPS6126515A/ja active Granted
-
1985
- 1985-07-16 US US06/755,402 patent/US4629606A/en not_active Expired - Fee Related
- 1985-07-17 DE DE19853525524 patent/DE3525524C2/de not_active Expired - Fee Related
- 1985-07-18 FR FR8511028A patent/FR2567869B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US4629606A (en) | 1986-12-16 |
JPS6126515A (ja) | 1986-02-05 |
JPH0525813B2 (fr) | 1993-04-14 |
FR2567869A1 (fr) | 1986-01-24 |
DE3525524A1 (de) | 1986-01-23 |
DE3525524C2 (de) | 1995-07-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse | ||
ST | Notification of lapse | ||
ST | Notification of lapse |