IT8421256A0 - Procedimento di depurazione disoluzioni organiche aminate uranifere e/o molibdenifere contenenti zirconio e/o afnio fra altre impurita'. - Google Patents
Procedimento di depurazione disoluzioni organiche aminate uranifere e/o molibdenifere contenenti zirconio e/o afnio fra altre impurita'.Info
- Publication number
- IT8421256A0 IT8421256A0 IT8421256A IT2125684A IT8421256A0 IT 8421256 A0 IT8421256 A0 IT 8421256A0 IT 8421256 A IT8421256 A IT 8421256A IT 2125684 A IT2125684 A IT 2125684A IT 8421256 A0 IT8421256 A0 IT 8421256A0
- Authority
- IT
- Italy
- Prior art keywords
- molybdeniferous
- aphnium
- uraniferous
- dissolutions
- impurities
- Prior art date
Links
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 title 1
- 239000012535 impurity Substances 0.000 title 1
- 238000000746 purification Methods 0.000 title 1
- 229910052726 zirconium Inorganic materials 0.000 title 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
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
- C22B3/28—Amines
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G25/00—Compounds of zirconium
- C01G25/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0488—Flow sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0492—Applications, solvents used
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G27/00—Compounds of hafnium
- C01G27/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G39/00—Compounds of molybdenum
- C01G39/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
-
- 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
-
- 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)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Environmental & Geological Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Extraction Or Liquid Replacement (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8309934A FR2547208B1 (fr) | 1983-06-07 | 1983-06-07 | Procede de purification de solutions organiques aminees uraniferes et/ou molybdeniferes contenant du zirconium et/ou du hafnium entre autres impuretes |
Publications (3)
Publication Number | Publication Date |
---|---|
IT8421256A0 true IT8421256A0 (it) | 1984-06-05 |
IT8421256A1 IT8421256A1 (it) | 1985-12-05 |
IT1176264B IT1176264B (it) | 1987-08-18 |
Family
ID=9289828
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT21256/84A IT1176264B (it) | 1983-06-07 | 1984-06-05 | Procedimento di depurazione di soluzioni organiche aminate uranifere e/o molibdenifere contenenti zirconio e/o afnio fra altre impurita' |
Country Status (7)
Country | Link |
---|---|
US (1) | US4649030A (it) |
AU (1) | AU565968B2 (it) |
FR (1) | FR2547208B1 (it) |
IT (1) | IT1176264B (it) |
OA (1) | OA07718A (it) |
SE (1) | SE8403076L (it) |
ZA (1) | ZA844210B (it) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2568563B1 (fr) * | 1984-08-02 | 1990-01-12 | Cogema | Procede d'obtention d'un concentre uranifere de grande purete a partir de liqueurs contaminees par du zirconium |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3146064A (en) * | 1952-08-29 | 1964-08-25 | Robert L Moore | Decontamination of uranium |
US3156524A (en) * | 1958-09-22 | 1964-11-10 | Gen Mills Inc | Prevention of insoluble molybdenumamine complexes in the liquid-liquid extraction ofuranium using amine extractants |
US3115388A (en) * | 1959-01-28 | 1963-12-24 | Kerr Mc Gee Oil Ind Inc | Hydrometallurgical process for the recovery of uranium |
US3197274A (en) * | 1962-03-05 | 1965-07-27 | Gen Mills Inc | Liquid-liquid recovery of metal values using hydroxyamine extractants |
US3341305A (en) * | 1962-06-07 | 1967-09-12 | Gen Mills Inc | Recovery of uranium and molybdenum values using certan difatty hydroxyalkyl amines |
US3239565A (en) * | 1962-06-07 | 1966-03-08 | Gen Mills Inc | Fatty hydroxyalkyl amines |
US3223476A (en) * | 1962-07-27 | 1965-12-14 | Phillips Petroleum Co | Extraction of metal values from acid solutions |
US3658466A (en) * | 1967-08-16 | 1972-04-25 | Nippon Mining Co | Process for the separation of zirconium and hafnium |
US4188361A (en) * | 1978-04-12 | 1980-02-12 | Davy International (Oil And Chemicals) Limited | Recovery of uranium values |
FR2451891A1 (fr) * | 1979-03-19 | 1980-10-17 | Pechiney Ugine Kuhlmann Uran | Separation par solvant de l'uranium et du molybdene |
FR2484989A1 (fr) * | 1980-06-19 | 1981-12-24 | Pechiney Ugine Kuhlmann Uran | Procede de separation selective de l'uranium et du molybdene contenus dans un solvant amine |
CA1156047A (en) * | 1980-08-22 | 1983-11-01 | Donald R. Weir | Recovery of uranium from material containing iron, arsenic and siliceous matter |
BR8102429A (pt) * | 1981-04-22 | 1982-07-13 | Brasilia Nucleares | Processo para descontaminacao de zirconio na recuperacao de uranio e do molibdenio contidos em lixivias minerais sulfuricas |
US4381287A (en) * | 1982-03-30 | 1983-04-26 | The United States Of America As Represented By The Secretary Of The Interior | Separation of zirconium and uranium |
-
1983
- 1983-06-07 FR FR8309934A patent/FR2547208B1/fr not_active Expired
-
1984
- 1984-06-01 US US06/616,537 patent/US4649030A/en not_active Expired - Fee Related
- 1984-06-05 ZA ZA844210A patent/ZA844210B/xx unknown
- 1984-06-05 IT IT21256/84A patent/IT1176264B/it active
- 1984-06-06 AU AU29127/84A patent/AU565968B2/en not_active Expired - Fee Related
- 1984-06-07 SE SE8403076A patent/SE8403076L/ not_active Application Discontinuation
- 1984-06-07 OA OA58312A patent/OA07718A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
AU565968B2 (en) | 1987-10-01 |
FR2547208B1 (fr) | 1985-10-04 |
FR2547208A1 (fr) | 1984-12-14 |
US4649030A (en) | 1987-03-10 |
SE8403076L (sv) | 1984-12-08 |
SE8403076D0 (sv) | 1984-06-07 |
ZA844210B (en) | 1985-02-27 |
AU2912784A (en) | 1984-12-13 |
OA07718A (fr) | 1985-08-30 |
IT8421256A1 (it) | 1985-12-05 |
IT1176264B (it) | 1987-08-18 |
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