JPS5731535B2 - - Google Patents
Info
- Publication number
- JPS5731535B2 JPS5731535B2 JP11095276A JP11095276A JPS5731535B2 JP S5731535 B2 JPS5731535 B2 JP S5731535B2 JP 11095276 A JP11095276 A JP 11095276A JP 11095276 A JP11095276 A JP 11095276A JP S5731535 B2 JPS5731535 B2 JP S5731535B2
- Authority
- JP
- Japan
- 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
- 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
- C22B34/32—Obtaining chromium
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G37/00—Compounds of chromium
- C01G37/14—Chromates; Bichromates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Processing Of Solid Wastes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2542054A DE2542054C2 (de) | 1975-09-20 | 1975-09-20 | Verfahren zum Aufschluß von Chromerzen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5239600A JPS5239600A (en) | 1977-03-26 |
| JPS5731535B2 true JPS5731535B2 (US20090163788A1-20090625-C00002.png) | 1982-07-05 |
Family
ID=5957020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP51110952A Granted JPS5239600A (en) | 1975-09-20 | 1976-09-17 | Method of decomposing ferrochrome ore by alkali oxidation |
Country Status (8)
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2557403C2 (de) * | 1975-12-19 | 1983-01-13 | Bayer Ag, 5090 Leverkusen | Verfahren zum Aufschluß Kieselsäure-reicher Chromerze |
| US4162295A (en) * | 1977-11-14 | 1979-07-24 | Allied Chemical Corporation | Method for production of alkali metal chromates from chrome ores |
| US4207295A (en) * | 1979-02-13 | 1980-06-10 | Union Carbide Corporation | Processing of chromium ore |
| DE2935718C2 (de) * | 1979-09-04 | 1982-08-12 | Bayer Ag, 5090 Leverkusen | Verfahren zum oxidativen Aufschluß von chromhaltigen Erzen |
| US4298581A (en) * | 1980-04-15 | 1981-11-03 | Cabot Corporation | Process for recovering chromium, vanadium, molybdenum and tungsten values from a feed material |
| DE4236202C2 (de) * | 1992-10-27 | 1994-07-21 | Bayer Ag | Verfahren zur rückstandsarmen und hochauszehrenden Erzeugung von Natriumdichromat |
| AU2003227163A1 (en) * | 2003-03-19 | 2004-10-11 | Institute Of Process Engineering Chinese Academy Of Sciences | Method for production of alkali metal chromates |
| CN101817561B (zh) * | 2010-04-12 | 2012-05-30 | 湖北振华化学股份有限公司 | 一种铬铁矿加压浸出清洁生产铬酸钠的方法 |
| CN104341004A (zh) * | 2013-07-25 | 2015-02-11 | 中国科学院过程工程研究所 | 一种铬铁矿加压浸出制备铬酸钾的新工艺 |
| CN103614566B (zh) * | 2013-12-13 | 2014-12-10 | 重庆大学 | 一种从转炉钒铬渣中提取钒和铬的方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US442109A (en) * | 1890-12-09 | Ander - donald | ||
| US1752863A (en) * | 1929-04-03 | 1930-04-01 | Mutual Chemical Company | Manufacture of chromates |
| FR692614A (fr) * | 1929-04-03 | 1930-11-07 | Mutual Chemical Company Of Ame | Procédé de fabrication des chromates |
| US1901939A (en) * | 1930-07-03 | 1933-03-21 | Natural Products Refining Co | Process of producing chromates |
| US2381236A (en) * | 1940-08-08 | 1945-08-07 | Marvin J Udy | Chromium recovery |
| DE804479C (de) * | 1948-10-02 | 1951-04-23 | Dr Gerhard Holder | Verfahren zum Aufschliessen von Chromerzen |
| GB1186439A (en) * | 1966-07-12 | 1970-04-02 | Bayer Ag | Alkali Treatment of Chromium Ores |
| US3812234A (en) * | 1969-05-24 | 1974-05-21 | Bayer Ag | Process for the production of alkalichromate |
-
1975
- 1975-09-20 DE DE2542054A patent/DE2542054C2/de not_active Expired
-
1976
- 1976-09-06 MX MX166173A patent/MX143733A/es unknown
- 1976-09-07 US US05/721,129 patent/US4066734A/en not_active Expired - Lifetime
- 1976-09-14 GB GB37995/76A patent/GB1548449A/en not_active Expired
- 1976-09-17 JP JP51110952A patent/JPS5239600A/ja active Granted
- 1976-09-17 IT IT51325/76A patent/IT1066194B/it active
- 1976-09-20 BR BR7606212A patent/BR7606212A/pt unknown
- 1976-09-20 FR FR7628216A patent/FR2324580A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| US4066734A (en) | 1978-01-03 |
| BR7606212A (pt) | 1977-06-21 |
| JPS5239600A (en) | 1977-03-26 |
| MX143733A (es) | 1981-07-02 |
| DE2542054A1 (de) | 1977-03-31 |
| DE2542054C2 (de) | 1982-02-25 |
| IT1066194B (it) | 1985-03-04 |
| GB1548449A (en) | 1979-07-18 |
| FR2324580B1 (US20090163788A1-20090625-C00002.png) | 1980-06-06 |
| FR2324580A1 (fr) | 1977-04-15 |
