FR2176990A1 - Metal extraction - removal of metals whose sulphides are unsatable in strongly acid media - Google Patents
Metal extraction - removal of metals whose sulphides are unsatable in strongly acid mediaInfo
- Publication number
- FR2176990A1 FR2176990A1 FR7310102A FR7310102A FR2176990A1 FR 2176990 A1 FR2176990 A1 FR 2176990A1 FR 7310102 A FR7310102 A FR 7310102A FR 7310102 A FR7310102 A FR 7310102A FR 2176990 A1 FR2176990 A1 FR 2176990A1
- Authority
- FR
- France
- Prior art keywords
- removal
- unsatable
- sulphides
- metal extraction
- strongly acid
- 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.)
- Granted
Links
- 150000003568 thioethers Chemical class 0.000 title abstract 3
- 239000002253 acid Substances 0.000 title abstract 2
- 239000002184 metal Substances 0.000 title 2
- 229910052751 metal Inorganic materials 0.000 title 2
- 238000000605 extraction Methods 0.000 title 1
- 150000002739 metals Chemical class 0.000 title 1
- 229910000881 Cu alloy Inorganic materials 0.000 abstract 1
- 229910002482 Cu–Ni Inorganic materials 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- 229920001021 polysulfide Polymers 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
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
- C22B23/00—Obtaining nickel or cobalt
- C22B23/04—Obtaining nickel or cobalt by wet processes
- C22B23/0407—Leaching processes
- C22B23/0415—Leaching processes with acids or salt solutions except ammonium salts solutions
-
- 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
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
- C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Joints Allowing Movement (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2214332A DE2214332A1 (de) | 1972-03-24 | 1972-03-24 | Verfahren zum loesen von metallen, deren sulfide in starken saeuren instabil sind, in saeuren |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2176990A1 true FR2176990A1 (en) | 1973-11-02 |
| FR2176990B1 FR2176990B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-07-29 |
Family
ID=5840011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7310102A Granted FR2176990A1 (en) | 1972-03-24 | 1973-03-21 | Metal extraction - removal of metals whose sulphides are unsatable in strongly acid media |
Country Status (6)
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR853299A (fr) * | 1938-04-26 | 1940-03-14 | Ig Farbenindustrie Ag | Procédé pour isoler le nickel du cuivre |
-
1972
- 1972-03-24 DE DE2214332A patent/DE2214332A1/de active Pending
-
1973
- 1973-02-26 ZA ZA731344A patent/ZA731344B/xx unknown
- 1973-03-08 AU AU53083/73A patent/AU471824B2/en not_active Expired
- 1973-03-21 NO NO1156/73A patent/NO135257C/no unknown
- 1973-03-21 FR FR7310102A patent/FR2176990A1/fr active Granted
- 1973-03-22 CA CA166,999A patent/CA994110A/en not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR853299A (fr) * | 1938-04-26 | 1940-03-14 | Ig Farbenindustrie Ag | Procédé pour isoler le nickel du cuivre |
Also Published As
| Publication number | Publication date |
|---|---|
| NO135257C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-03-09 |
| AU471824B2 (en) | 1976-05-06 |
| ZA731344B (en) | 1973-11-28 |
| NO135257B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-11-29 |
| CA994110A (en) | 1976-08-03 |
| FR2176990B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-07-29 |
| DE2214332A1 (de) | 1973-10-11 |
| AU5308373A (en) | 1974-09-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |