SE450132B - Forfarande for anrikning av ett material innehallande oxid av jern i kombination med oxid av krom - Google Patents
Forfarande for anrikning av ett material innehallande oxid av jern i kombination med oxid av kromInfo
- Publication number
- SE450132B SE450132B SE8001344A SE8001344A SE450132B SE 450132 B SE450132 B SE 450132B SE 8001344 A SE8001344 A SE 8001344A SE 8001344 A SE8001344 A SE 8001344A SE 450132 B SE450132 B SE 450132B
- Authority
- SE
- Sweden
- Prior art keywords
- bed
- carbon
- ferrochloride
- chlorine
- amount
- Prior art date
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
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/02—Roasting processes
- C22B1/08—Chloridising roasting
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB7906157 | 1979-02-21 | ||
| GB7936646 | 1979-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE450132B true SE450132B (sv) | 1987-06-09 |
Family
ID=26270650
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8001344A SE450132B (sv) | 1979-02-21 | 1980-02-20 | Forfarande for anrikning av ett material innehallande oxid av jern i kombination med oxid av krom |
| SE8001344D SE8001344L (sv) | 1979-02-21 | 1980-02-20 | Forfarande for anrikning av jernhaltiga material |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8001344D SE8001344L (sv) | 1979-02-21 | 1980-02-20 | Forfarande for anrikning av jernhaltiga material |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4279640A (fr) |
| EP (1) | EP0016516B1 (fr) |
| BR (1) | BR8001038A (fr) |
| DE (1) | DE3061943D1 (fr) |
| ES (1) | ES488762A0 (fr) |
| FI (1) | FI69114C (fr) |
| IN (1) | IN152431B (fr) |
| PH (1) | PH16365A (fr) |
| PL (1) | PL121564B1 (fr) |
| SE (2) | SE450132B (fr) |
| YU (1) | YU46780A (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ZA81604B (en) * | 1980-02-19 | 1982-02-24 | Laporte Industries Ltd | Process for beneficiating oxidic ores |
| EP0106468B1 (fr) * | 1982-10-09 | 1986-12-30 | Scm Chemicals Limited | Traitement d'oxydes |
| AU5806896A (en) * | 1996-05-31 | 1998-01-05 | Ug Plus International Inc. | Process for obtaining chromium enriched chromite from chromite ores |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE281996C (fr) * | ||||
| US2277220A (en) * | 1939-12-28 | 1942-03-24 | Electro Metallurg Co | Ore treatment |
| US2709131A (en) * | 1949-06-24 | 1955-05-24 | Armeo Steel Corp | Method of producing concentrates of iron and manganese from low-grade ores and slags |
| US2752301A (en) * | 1951-03-07 | 1956-06-26 | Walter M Weil | Recovery of chromium and iron values from chromium-iron ores |
| US2993759A (en) * | 1958-09-15 | 1961-07-25 | Kellogg M W Co | Treatment of iron ore |
| US3216817A (en) * | 1963-03-18 | 1965-11-09 | Allied Chem | Beneficiation of chromium ore |
| US3473916A (en) * | 1966-08-31 | 1969-10-21 | Du Pont | Process for beneficiating chrome ores |
| GB1359882A (en) * | 1971-01-27 | 1974-07-17 | Laporte Industries Ltd | Beneficiation of ores |
-
1980
- 1980-01-31 DE DE8080300279T patent/DE3061943D1/de not_active Expired
- 1980-01-31 US US06/117,068 patent/US4279640A/en not_active Expired - Lifetime
- 1980-01-31 EP EP80300279A patent/EP0016516B1/fr not_active Expired
- 1980-02-07 FI FI800387A patent/FI69114C/fi not_active IP Right Cessation
- 1980-02-18 PH PH23656A patent/PH16365A/en unknown
- 1980-02-19 PL PL1980222103A patent/PL121564B1/pl unknown
- 1980-02-20 ES ES488762A patent/ES488762A0/es active Granted
- 1980-02-20 YU YU00467/80A patent/YU46780A/xx unknown
- 1980-02-20 SE SE8001344A patent/SE450132B/sv not_active IP Right Cessation
- 1980-02-20 SE SE8001344D patent/SE8001344L/xx not_active Application Discontinuation
- 1980-02-21 BR BR8001038A patent/BR8001038A/pt not_active IP Right Cessation
- 1980-02-21 IN IN196/CAL/80A patent/IN152431B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BR8001038A (pt) | 1980-10-29 |
| FI69114B (fi) | 1985-08-30 |
| EP0016516A1 (fr) | 1980-10-01 |
| EP0016516B1 (fr) | 1983-02-16 |
| IN152431B (fr) | 1984-01-14 |
| YU46780A (en) | 1983-01-21 |
| DE3061943D1 (en) | 1983-03-24 |
| PL121564B1 (en) | 1982-05-31 |
| PH16365A (en) | 1983-09-08 |
| SE8001344L (sv) | 1980-08-22 |
| US4279640A (en) | 1981-07-21 |
| ES8101125A1 (es) | 1980-12-01 |
| FI69114C (fi) | 1987-08-05 |
| FI800387A (fi) | 1980-08-22 |
| PL222103A1 (fr) | 1980-11-03 |
| ES488762A0 (es) | 1980-12-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NAL | Patent in force |
Ref document number: 8001344-4 |
|
| NUG | Patent has lapsed |
Ref document number: 8001344-4 |