ZA733774B - A process for the extraction of chromium from chromium ore - Google Patents
A process for the extraction of chromium from chromium oreInfo
- Publication number
- ZA733774B ZA733774B ZA733774A ZA733774A ZA733774B ZA 733774 B ZA733774 B ZA 733774B ZA 733774 A ZA733774 A ZA 733774A ZA 733774 A ZA733774 A ZA 733774A ZA 733774 B ZA733774 B ZA 733774B
- Authority
- ZA
- South Africa
- Prior art keywords
- chromium
- extraction
- ore
- chromium ore
- Prior art date
Links
Classifications
-
- 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
-
- 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
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7221356A FR2187929B1 (xx) | 1972-06-14 | 1972-06-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA733774B true ZA733774B (en) | 1974-11-27 |
Family
ID=9100180
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA733774A ZA733774B (en) | 1972-06-14 | 1973-06-05 | A process for the extraction of chromium from chromium ore |
Country Status (11)
Country | Link |
---|---|
JP (1) | JPS5313570B2 (xx) |
AR (1) | AR195005A1 (xx) |
BR (1) | BR7304460D0 (xx) |
DE (1) | DE2329925B2 (xx) |
ES (1) | ES415808A1 (xx) |
FR (1) | FR2187929B1 (xx) |
GB (1) | GB1443202A (xx) |
IN (1) | IN141955B (xx) |
IT (1) | IT991626B (xx) |
RO (1) | RO62807A (xx) |
ZA (1) | ZA733774B (xx) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS504388U (xx) * | 1973-05-07 | 1975-01-17 | ||
JPS52150316A (en) * | 1976-06-10 | 1977-12-14 | Asahi Chem Ind Co Ltd | Treatment of water containing chromium ion and recovery of chromium |
JPS5357112A (en) * | 1976-11-02 | 1978-05-24 | Nakamichi Yamazaki | Metallurgy of chronium |
JPS5547153A (en) * | 1978-08-14 | 1980-04-03 | Honda Motor Co Ltd | Automatic control system of riceecleaning device |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE171089C (xx) * | ||||
GB103696A (en) * | 1916-02-09 | 1917-02-08 | Gerhard Nicolaas | Improvements in the Manufacture of Chromates. |
-
1972
- 1972-06-14 FR FR7221356A patent/FR2187929B1/fr not_active Expired
-
1973
- 1973-02-21 JP JP2030073A patent/JPS5313570B2/ja not_active Expired
- 1973-05-28 AR AR248242A patent/AR195005A1/es active
- 1973-06-05 ZA ZA733774A patent/ZA733774B/xx unknown
- 1973-06-05 RO RO75036A patent/RO62807A/ro unknown
- 1973-06-11 ES ES415808A patent/ES415808A1/es not_active Expired
- 1973-06-11 GB GB2761673A patent/GB1443202A/en not_active Expired
- 1973-06-13 IT IT68735/73A patent/IT991626B/it active
- 1973-06-13 DE DE2329925A patent/DE2329925B2/de not_active Ceased
- 1973-06-14 BR BR4460/73A patent/BR7304460D0/pt unknown
-
1974
- 1974-03-25 IN IN650/CAL/74A patent/IN141955B/en unknown
Also Published As
Publication number | Publication date |
---|---|
DE2329925A1 (de) | 1974-01-03 |
JPS4931514A (xx) | 1974-03-22 |
RO62807A (xx) | 1977-08-15 |
IN141955B (xx) | 1977-05-14 |
DE2329925B2 (de) | 1974-05-02 |
JPS5313570B2 (xx) | 1978-05-11 |
FR2187929A1 (xx) | 1974-01-18 |
GB1443202A (en) | 1976-07-21 |
BR7304460D0 (pt) | 1974-08-15 |
ES415808A1 (es) | 1976-02-01 |
FR2187929B1 (xx) | 1975-03-28 |
IT991626B (it) | 1975-08-30 |
AR195005A1 (es) | 1973-08-30 |
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