FI761922A - - Google Patents
Info
- Publication number
- FI761922A FI761922A FI761922A FI761922A FI761922A FI 761922 A FI761922 A FI 761922A FI 761922 A FI761922 A FI 761922A FI 761922 A FI761922 A FI 761922A FI 761922 A FI761922 A FI 761922A
- Authority
- FI
- Finland
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
- C22B21/00—Obtaining aluminium
- C22B21/0015—Obtaining aluminium by wet processes
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/74—Preparation
- C01B17/76—Preparation by contact processes
-
- 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
- C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
-
- 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
- C22B3/08—Sulfuric acid, other sulfurated acids or salts thereof
-
- 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
- C22B34/20—Obtaining niobium, tantalum or vanadium
- C22B34/22—Obtaining vanadium
-
- 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
- C22B34/34—Obtaining molybdenum
-
- 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
- C22B60/00—Obtaining metals of atomic number 87 or higher, i.e. radioactive metals
- C22B60/02—Obtaining thorium, uranium, or other actinides
- C22B60/0204—Obtaining thorium, uranium, or other actinides obtaining uranium
- C22B60/0208—Obtaining thorium, uranium, or other actinides obtaining uranium preliminary treatment of ores or scrap
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- 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
- C22B60/00—Obtaining metals of atomic number 87 or higher, i.e. radioactive metals
- C22B60/02—Obtaining thorium, uranium, or other actinides
- C22B60/0204—Obtaining thorium, uranium, or other actinides obtaining uranium
- C22B60/0217—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes
- C22B60/0221—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes by leaching
- C22B60/0226—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes by leaching using acidic solutions or liquors
- C22B60/0234—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes by leaching using acidic solutions or liquors sulfurated ion as active agent
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- 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)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7507509A SE396966B (sv) | 1975-07-01 | 1975-07-01 | Forfarande for upparbetning av skiffrar genom rostning och lakning |
Publications (1)
Publication Number | Publication Date |
---|---|
FI761922A true FI761922A (fi) | 1977-01-02 |
Family
ID=20325020
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI761922A FI761922A (fi) | 1975-07-01 | 1976-07-01 |
Country Status (6)
Country | Link |
---|---|
US (1) | US4120934A (fi) |
CA (1) | CA1063776A (fi) |
DE (1) | DE2629241A1 (fi) |
FI (1) | FI761922A (fi) |
FR (1) | FR2316344A1 (fi) |
SE (1) | SE396966B (fi) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0071679A1 (en) * | 1981-08-06 | 1983-02-16 | General Mining Union Corporation Limited | Production of aluminium and uranium products |
US4721606A (en) * | 1982-08-20 | 1988-01-26 | Union Oil Company Of California | Recovery of metal values from spent catalysts |
US4514378A (en) * | 1983-04-07 | 1985-04-30 | Mobil Oil Corporation | Process for recovering uranium from spent shale |
US4946658A (en) * | 1986-11-06 | 1990-08-07 | Florida Institute Of Phosphate Research | Addition of pyritic materials to feed mix for desulfurization of phosphogypsum |
CN102925720B (zh) * | 2012-11-14 | 2015-02-04 | 武汉理工大学 | 一种含钒页岩提钒方法 |
CN105420488A (zh) * | 2015-12-30 | 2016-03-23 | 核工业北京化工冶金研究院 | 一种氧化焙烧预处理包裹型铀钼矿的方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR386634A (fr) * | 1908-01-28 | 1908-06-18 | D E Syndicate Ltd | Procédé de traitement de minerais sulfurés pauvres |
US2954218A (en) * | 1956-12-17 | 1960-09-27 | Continental Oil Co | In situ roasting and leaching of uranium ores |
US2979378A (en) * | 1957-12-18 | 1961-04-11 | Phillips Petroleum Co | Processing of uranium ores |
US3183058A (en) * | 1961-06-30 | 1965-05-11 | Philip W Peter | Process for leaching uraniumbearing ores |
US3273972A (en) * | 1962-12-14 | 1966-09-20 | Rio Algom Mines Ltd | Sulphuric acid leaching of uraniumbearing material |
FR2154300B1 (fi) * | 1971-09-28 | 1974-03-29 | Pechiney Ugine Kuhlmann | |
US3843524A (en) * | 1972-06-06 | 1974-10-22 | Milchem Inc | Process for the inhibition of swelling of shale in aqueous alkaline medium |
CA997565A (en) * | 1973-09-28 | 1976-09-28 | Godefridus M. Swinkels | Production of copper and sulfur from copper-iron sulfides |
-
1975
- 1975-07-01 SE SE7507509A patent/SE396966B/xx unknown
-
1976
- 1976-06-25 CA CA255,691A patent/CA1063776A/en not_active Expired
- 1976-06-25 US US05/700,032 patent/US4120934A/en not_active Expired - Lifetime
- 1976-06-30 DE DE19762629241 patent/DE2629241A1/de not_active Withdrawn
- 1976-06-30 FR FR7620026A patent/FR2316344A1/fr active Granted
- 1976-07-01 FI FI761922A patent/FI761922A/fi not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
CA1063776A (en) | 1979-10-09 |
SE7507509L (sv) | 1977-01-02 |
DE2629241A1 (de) | 1977-02-03 |
FR2316344A1 (fr) | 1977-01-28 |
FR2316344B1 (fi) | 1981-03-06 |
US4120934A (en) | 1978-10-17 |
SE396966B (sv) | 1977-10-10 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |
Owner name: BOLIDEN AKTIEBOLAG |