MA18611A1 - Procede d'extraction - Google Patents
Procede d'extractionInfo
- Publication number
- MA18611A1 MA18611A1 MA18811A MA18811A MA18611A1 MA 18611 A1 MA18611 A1 MA 18611A1 MA 18811 A MA18811 A MA 18811A MA 18811 A MA18811 A MA 18811A MA 18611 A1 MA18611 A1 MA 18611A1
- Authority
- MA
- Morocco
- Prior art keywords
- uranium
- extraction process
- extraction
- diorganophosphate
- nitrate
- Prior art date
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
- C22B60/0252—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries
- C22B60/026—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries liquid-liquid extraction with or without dissolution in organic solvents
Landscapes
- Engineering & Computer Science (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Geology (AREA)
- Materials Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Extraction Or Liquid Replacement (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB7840066 | 1978-10-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
MA18611A1 true MA18611A1 (fr) | 1980-07-01 |
Family
ID=10500244
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MA18811A MA18611A1 (fr) | 1978-10-10 | 1979-10-09 | Procede d'extraction |
Country Status (9)
Country | Link |
---|---|
US (1) | US4382066A (fr) |
EP (1) | EP0010394B2 (fr) |
JP (1) | JPS5550445A (fr) |
AT (1) | ATE1604T1 (fr) |
AU (1) | AU527650B2 (fr) |
CA (1) | CA1139956A (fr) |
DE (1) | DE2963784D1 (fr) |
IL (1) | IL58413A (fr) |
MA (1) | MA18611A1 (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NO801999L (no) * | 1979-07-06 | 1981-01-07 | Lummus Co | Fremgangsmaate til utvinning av uran fra fosfatmalm |
US4323540A (en) * | 1980-01-23 | 1982-04-06 | Westinghouse Electric Corp. | Reduction of iron precipitation in uranium extraction process |
DE3028024C2 (de) * | 1980-07-24 | 1985-07-04 | Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe | Verfahren zum Abtrennen von Plutoniumionen aus wäßrigen, schwefelsauren Lösungen |
US4432945A (en) * | 1981-11-04 | 1984-02-21 | The United States Of America As Represented By The Department Of Energy | Removing oxygen from a solvent extractant in an uranium recovery process |
US4778663A (en) * | 1987-08-27 | 1988-10-18 | American Cyanamid Company | Uranium recovery from wet process phosphoric acid unsymmetrical phosphine oxides |
US5188736A (en) * | 1991-08-27 | 1993-02-23 | Institute Of Nuclear Energy Research | Process for the separation and recovery of extractant from spent solvent |
EP1483579A4 (fr) * | 2002-02-15 | 2006-07-12 | Merckle Gmbh | Conjugues de composes biologiquement actifs, methodes de preparation et d'utilisation des conjugues, formulation et applications pharmaceutiques obtenues a partir desdits conjugues |
KR20040096245A (ko) | 2003-05-07 | 2004-11-16 | 삼성전자주식회사 | 제빵기 |
CA2653010C (fr) * | 2008-02-08 | 2017-04-18 | Ioan Ghesner | Hydrocarbures gelifies pour procedes executes dans les champs petroliferes, composes a base d'ester phosphorique pouvant servir a la gelification d'hydrocarbures et methodes de production et utilisations connexes |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL97909C (fr) * | 1954-02-01 | |||
US2882123A (en) * | 1955-04-18 | 1959-04-14 | Ray S Long | Process for the recovery of uranium from phosphatic ore |
BE561022A (fr) * | 1956-09-25 | 1900-01-01 | ||
US2859094A (en) * | 1957-02-07 | 1958-11-04 | John M Schmitt | Uranium extraction process using synergistic reagents |
US3288568A (en) * | 1960-11-18 | 1966-11-29 | Tokyo Shibaura Electric Co | Direct dissolution of water-insoluble uranium compounds by contact with neutral organic solvents pretreated with nitric acid |
US3243257A (en) * | 1963-09-11 | 1966-03-29 | Charles F Coleman | Recovery of uranium and zirconium from aqueous fluoride solutions |
NL6804015A (fr) | 1968-03-21 | 1969-09-23 | ||
US3737513A (en) * | 1970-07-02 | 1973-06-05 | Freeport Minerals Co | Recovery of uranium from an organic extractant by back extraction with h3po4 or hf |
US3711591A (en) * | 1970-07-08 | 1973-01-16 | Atomic Energy Commission | Reductive stripping process for the recovery of uranium from wet-process phosphoric acid |
US3836476A (en) * | 1971-10-04 | 1974-09-17 | Kerr Mc Gee Chem Corp | Simultaneous recovery of vanadium and uranium from oxidized wet process acid |
GB1436113A (en) | 1972-04-26 | 1976-05-19 | Albright & Wilson | Purification of phosphoric acid |
US3835214A (en) * | 1972-08-15 | 1974-09-10 | Atomic Energy Commission | Oxidative stripping process for the recovery of uranium from wet-process phosphoric acid |
US4002716A (en) | 1973-08-23 | 1977-01-11 | Westinghouse Electric Corporation | Sulfide precipitation method of separating uranium from group II and group III metal ions |
US3966872A (en) * | 1973-11-01 | 1976-06-29 | Westinghouse Electric Corporation | Coupled cationic and anionic method of separating uranium |
US4105741A (en) * | 1976-03-08 | 1978-08-08 | Freeport Minerals Company | Process for recovery of uranium from wet process phosphoric acid |
US4243637A (en) * | 1977-10-11 | 1981-01-06 | Occidental Petroleum Company | Uranium recovery from pre-treated phosphoric acid |
US4323540A (en) * | 1980-01-23 | 1982-04-06 | Westinghouse Electric Corp. | Reduction of iron precipitation in uranium extraction process |
-
1979
- 1979-10-05 CA CA000337123A patent/CA1139956A/fr not_active Expired
- 1979-10-08 IL IL58413A patent/IL58413A/xx unknown
- 1979-10-09 MA MA18811A patent/MA18611A1/fr unknown
- 1979-10-09 DE DE7979302148T patent/DE2963784D1/de not_active Expired
- 1979-10-09 US US06/082,574 patent/US4382066A/en not_active Expired - Lifetime
- 1979-10-09 EP EP79302148A patent/EP0010394B2/fr not_active Expired
- 1979-10-09 AT AT79302148T patent/ATE1604T1/de not_active IP Right Cessation
- 1979-10-09 JP JP12954379A patent/JPS5550445A/ja active Granted
- 1979-10-09 AU AU51602/79A patent/AU527650B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
IL58413A (en) | 1982-11-30 |
EP0010394A1 (fr) | 1980-04-30 |
AU5160279A (en) | 1980-04-17 |
ATE1604T1 (de) | 1982-10-15 |
JPS5550445A (en) | 1980-04-12 |
DE2963784D1 (en) | 1982-11-11 |
JPS625223B2 (fr) | 1987-02-03 |
CA1139956A (fr) | 1983-01-25 |
EP0010394B2 (fr) | 1986-07-02 |
AU527650B2 (en) | 1983-03-17 |
EP0010394B1 (fr) | 1982-09-29 |
US4382066A (en) | 1983-05-03 |
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