DE2804910B2 - - Google Patents
Info
- Publication number
- DE2804910B2 DE2804910B2 DE2804910A DE2804910A DE2804910B2 DE 2804910 B2 DE2804910 B2 DE 2804910B2 DE 2804910 A DE2804910 A DE 2804910A DE 2804910 A DE2804910 A DE 2804910A DE 2804910 B2 DE2804910 B2 DE 2804910B2
- Authority
- DE
- Germany
- 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
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
- 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
- C22B60/0247—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes by leaching using basic solutions or liquors
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacturing & Machinery (AREA)
- Environmental & Geological Engineering (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic 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 |
|---|---|---|---|
| FR7703486A FR2379612A1 (fr) | 1977-02-08 | 1977-02-08 | Procede de traitement chimique de minerais uraniferes contenant des composes du souffre et/ou des matieres organiques, par lixiviation alcaline |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2804910A1 DE2804910A1 (de) | 1978-08-10 |
| DE2804910B2 true DE2804910B2 (US07321065-20080122-C00160.png) | 1980-05-29 |
| DE2804910C3 DE2804910C3 (de) | 1981-02-05 |
Family
ID=9186444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2804910A Expired DE2804910C3 (de) | 1977-02-08 | 1978-02-06 | Verfahren zur Behandlung von uranhaltigen Erzen |
Country Status (9)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| OA06179A (fr) * | 1978-02-09 | 1981-06-30 | Pechiney Aluminium | Attaque à haute température de minerais par une liqueur contenant pour l'essentiel un bicarbonate soluble. |
| FR2462482A1 (fr) * | 1979-07-27 | 1981-02-13 | Pechiney Aluminium | Procede d'attaque oxydante d'un minerai uranifere par une liqueur carbonatee |
| FR2475065A2 (fr) * | 1979-07-27 | 1981-08-07 | Pechiney Aluminium | Procede d'attaque oxydante d'un minerai uranifere par une liqueur carbonatee |
| US4489042A (en) * | 1981-12-28 | 1984-12-18 | Mobil Oil Corporation | Process for recovery of mineral values from subterranean formations |
| US4438077A (en) | 1982-04-27 | 1984-03-20 | Mobil Oil Corporation | Two stage selective oxidative leach method to separately recover uranium and refractory uranium-mineral complexes |
| US4454097A (en) * | 1982-10-21 | 1984-06-12 | Inderjit Nirdosh | Process of extracting both uranium and radium from uranium-containing ores |
| FR2545105A1 (fr) * | 1983-04-27 | 1984-11-02 | Pechiney Uranium | Pretraitement a haute temperature de minerais uranifere, vanadifere ou molybdenifere a gangue argileuse au moyen d'une solution aqueuse alcaline |
| PH20901A (en) * | 1983-04-27 | 1987-05-27 | Pechiney Uranium | High-temperature pretreatment by means of an alkaline aqueous solution of ores having an argillaceous gangue containg at least one usable element |
| FR2632657B1 (fr) * | 1988-06-10 | 1990-09-28 | Cogema | Procede de traitement d'un minerai uranifere en limitant les pertes de reactifs |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2654653A (en) * | 1949-08-08 | 1953-10-06 | Ralph D Nye | Method of producing concentrates of uranium and vanadium from lowbearing ores |
| US2992887A (en) * | 1952-09-25 | 1961-07-18 | Thunaes Arvid | Leaching of uranium ores using alkaline carbonates and bicarbonates at atmospheric pressure |
| US2964380A (en) * | 1955-01-14 | 1960-12-13 | Nuclear Dev Corp Of America | Recovery of uranium and vanadium values from ores |
| US2979378A (en) * | 1957-12-18 | 1961-04-11 | Phillips Petroleum Co | Processing of uranium ores |
| US3022135A (en) * | 1958-02-26 | 1962-02-20 | Phillips Petroleum Co | Uranium recovery process |
| US2950951A (en) * | 1958-07-28 | 1960-08-30 | Phillips Petroleum Co | Carbonate leach uranium milling process |
| US3081147A (en) * | 1959-12-18 | 1963-03-12 | Phillips Petroleum Co | Control of carbonate concentration in carbonate leaching of uranium-bearing ores by calcium sulfate addition |
| US3105734A (en) * | 1960-04-18 | 1963-10-01 | Phillips Petroleum Co | Removal of silica from uranium-containing solution |
| US3210151A (en) * | 1961-07-20 | 1965-10-05 | Phillips Petroleum Co | Recovery of uranium and vanadium |
| US3708206A (en) * | 1970-07-20 | 1973-01-02 | Union Carbide Corp | Process for leaching base elements, such as uranium ore, in situ |
| US3792903A (en) * | 1971-08-30 | 1974-02-19 | Dalco Oil Co | Uranium solution mining process |
-
1977
- 1977-02-08 FR FR7703486A patent/FR2379612A1/fr active Granted
-
1978
- 1978-01-27 PT PT67590A patent/PT67590B/pt unknown
- 1978-02-06 ZA ZA00780693A patent/ZA78693B/xx unknown
- 1978-02-06 DE DE2804910A patent/DE2804910C3/de not_active Expired
- 1978-02-07 AU AU33080/78A patent/AU516093B2/en not_active Expired
- 1978-02-07 CA CA296,398A patent/CA1099927A/en not_active Expired
- 1978-02-08 OA OA56399A patent/OA05877A/xx unknown
- 1978-02-08 US US05/876,156 patent/US4206182A/en not_active Expired - Lifetime
- 1978-02-08 ES ES466804A patent/ES466804A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| PT67590B (fr) | 1979-06-22 |
| PT67590A (fr) | 1978-02-01 |
| ES466804A1 (es) | 1979-02-01 |
| DE2804910A1 (de) | 1978-08-10 |
| OA05877A (fr) | 1981-05-31 |
| FR2379612A1 (fr) | 1978-09-01 |
| FR2379612B1 (US07321065-20080122-C00160.png) | 1980-02-08 |
| CA1099927A (en) | 1981-04-28 |
| US4206182A (en) | 1980-06-03 |
| AU516093B2 (en) | 1981-05-14 |
| AU3308078A (en) | 1979-08-16 |
| DE2804910C3 (de) | 1981-02-05 |
| ZA78693B (en) | 1979-03-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OAP | Request for examination filed | ||
| OD | Request for examination | ||
| C3 | Grant after two publication steps (3rd publication) | ||
| 8340 | Patent of addition ceased/non-payment of fee of main patent |