IT991626B - Procedimento per l estrazione del cromo da minerali cromiferi - Google Patents
Procedimento per l estrazione del cromo da minerali cromiferiInfo
- Publication number
- IT991626B IT991626B IT68735/73A IT6873573A IT991626B IT 991626 B IT991626 B IT 991626B IT 68735/73 A IT68735/73 A IT 68735/73A IT 6873573 A IT6873573 A IT 6873573A IT 991626 B IT991626 B IT 991626B
- Authority
- IT
- Italy
- Prior art keywords
- chromifer
- chrome
- minerals
- extraction
- procedure
- Prior art date
Links
- 238000000605 extraction Methods 0.000 title 1
- 229910052500 inorganic mineral Inorganic materials 0.000 title 1
- 239000011707 mineral Substances 0.000 title 1
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 (cs) | 1972-06-14 | 1972-06-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT991626B true IT991626B (it) | 1975-08-30 |
Family
ID=9100180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT68735/73A IT991626B (it) | 1972-06-14 | 1973-06-13 | Procedimento per l estrazione del cromo da minerali cromiferi |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS5313570B2 (cs) |
| AR (1) | AR195005A1 (cs) |
| BR (1) | BR7304460D0 (cs) |
| DE (1) | DE2329925B2 (cs) |
| ES (1) | ES415808A1 (cs) |
| FR (1) | FR2187929B1 (cs) |
| GB (1) | GB1443202A (cs) |
| IN (1) | IN141955B (cs) |
| IT (1) | IT991626B (cs) |
| RO (1) | RO62807A (cs) |
| ZA (1) | ZA733774B (cs) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS504388U (cs) * | 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 (cs) * | ||||
| 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 RO RO75036A patent/RO62807A/ro unknown
- 1973-06-05 ZA ZA733774A patent/ZA733774B/xx 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 DE DE2329925A patent/DE2329925B2/de not_active Ceased
- 1973-06-13 IT IT68735/73A patent/IT991626B/it active
- 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 |
|---|---|
| RO62807A (cs) | 1977-08-15 |
| DE2329925A1 (de) | 1974-01-03 |
| BR7304460D0 (pt) | 1974-08-15 |
| ES415808A1 (es) | 1976-02-01 |
| ZA733774B (en) | 1974-11-27 |
| JPS4931514A (cs) | 1974-03-22 |
| FR2187929B1 (cs) | 1975-03-28 |
| IN141955B (cs) | 1977-05-14 |
| AR195005A1 (es) | 1973-08-30 |
| GB1443202A (en) | 1976-07-21 |
| FR2187929A1 (cs) | 1974-01-18 |
| JPS5313570B2 (cs) | 1978-05-11 |
| DE2329925B2 (de) | 1974-05-02 |
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