IT1047252B - Procedimento per la purificazione di attinidi a basso stato di ossi dazione - Google Patents
Procedimento per la purificazione di attinidi a basso stato di ossi dazioneInfo
- Publication number
- IT1047252B IT1047252B IT69405/75A IT6940575A IT1047252B IT 1047252 B IT1047252 B IT 1047252B IT 69405/75 A IT69405/75 A IT 69405/75A IT 6940575 A IT6940575 A IT 6940575A IT 1047252 B IT1047252 B IT 1047252B
- Authority
- IT
- Italy
- Prior art keywords
- actinides
- purification
- procedure
- low bone
- bone state
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G43/00—Compounds of uranium
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G56/00—Compounds of transuranic elements
- C01G56/004—Compounds of plutonium
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G56/00—Compounds of transuranic elements
- C01G56/007—Compounds of transuranic elements
- C01G56/008—Compounds of neptunium
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G99/00—Subject matter not provided for in other groups of this subclass
- C01G99/006—Compounds containing, besides a metal not provided for elsewhere in this subclass, two or more other elements other than oxygen or hydrogen
-
- 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
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Geology (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Extraction Or Liquid Replacement (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2449590A DE2449590C3 (de) | 1974-10-18 | 1974-10-18 | Verfahren zur Reinigung von in niedrigen Oxidationszuständen befindlichen Aktiniden |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1047252B true IT1047252B (it) | 1980-09-10 |
Family
ID=5928600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT69405/75A IT1047252B (it) | 1974-10-18 | 1975-09-29 | Procedimento per la purificazione di attinidi a basso stato di ossi dazione |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4021313A (it) |
| JP (1) | JPS5632256B2 (it) |
| BE (1) | BE833271A (it) |
| BR (1) | BR7506860A (it) |
| CA (1) | CA1069854A (it) |
| CH (1) | CH615649A5 (it) |
| DE (1) | DE2449590C3 (it) |
| FR (1) | FR2288058A1 (it) |
| GB (1) | GB1472499A (it) |
| IT (1) | IT1047252B (it) |
| NL (1) | NL7509298A (it) |
| SE (1) | SE415249B (it) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1603721A (en) * | 1977-04-15 | 1981-11-25 | Ferodo Sa | Vehicle air conditioning device |
| FR2433587A1 (fr) * | 1978-08-17 | 1980-03-14 | Rhone Poulenc Ind | Procede de recuperation de l'uranium contenu dans une phase organique |
| FR2450233A1 (fr) * | 1979-02-28 | 1980-09-26 | Rhone Poulenc Ind | Procede de recuperation de l'uranium contenu dans un acide phosphorique impur |
| US4297174A (en) * | 1979-03-09 | 1981-10-27 | Agip Nucleare, S.P.A. | Pyroelectrochemical process for reprocessing irradiated nuclear fuels |
| US4686019A (en) * | 1982-03-11 | 1987-08-11 | Exxon Research And Engineering Company | Dissolution of PuO2 or NpO2 using electrolytically regenerated reagents |
| DE3346405A1 (de) * | 1983-12-22 | 1985-07-04 | Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe | Verfahren zur verbesserten abtrennung von die rueckgewinnung der spaltstoffe uran und plutonium stoerenden stoffen und zum verbesserten trennen der rueckzugewinnenden spaltstoffe voneinander in einem wiederaufarbeitungsprozess |
| FR2562314B1 (fr) * | 1984-03-27 | 1989-02-17 | Commissariat Energie Atomique | Procede pour recuperer le plutonium contenu dans des dechets solides |
| GB8719045D0 (en) * | 1987-08-12 | 1987-10-07 | Atomic Energy Authority Uk | Liquid treatment process |
| FR2621578B1 (fr) * | 1987-10-13 | 1990-01-05 | Commissariat Energie Atomique | Procede de dissolution reductrice du puo2, utilisable notamment pour le traitement de dechets organiques contamines par puo2 |
| JP2589886B2 (ja) * | 1991-03-08 | 1997-03-12 | 日本原子力研究所 | ネプツニウムの原子価制御方法 |
| US5135728A (en) * | 1992-01-03 | 1992-08-04 | Karraker David G | Method for dissolving delta-phase plutonium |
| FR2692880B1 (fr) * | 1992-06-29 | 1994-09-02 | Pechiney Uranium | Procédé d'électro-fluoration sélective d'alliages ou de mélanges métalliques à base d'uranium. |
| US5851500A (en) * | 1997-08-22 | 1998-12-22 | United States Enrichment Corporation | Removal of uranium contamination from magnesium fluoride slag |
| US5966584A (en) * | 1997-09-17 | 1999-10-12 | Forschungszentrum Julich Gmbh | Method of separating trivalent actinides from trivalent lanthanides |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1096592A (en) * | 1965-01-22 | 1967-12-29 | Atomic Energy Authority Uk | Electrolytic reduction for solutions containing nuclear fuel material |
| DE2154655C3 (de) * | 1971-11-03 | 1979-07-26 | Hahn-Meitner-Institut Fuer Kernforschung Berlin Gmbh, 1000 Berlin | Verfahren zur Auftrennung von Uran, Transurane und die als Spaltprodukte von Kernbrennstoffen auftretenden Elemente enthaltenden Gemischen durch Gegen- oder Querstromelektrolyse |
-
1974
- 1974-10-18 DE DE2449590A patent/DE2449590C3/de not_active Expired
-
1975
- 1975-08-05 NL NL7509298A patent/NL7509298A/xx not_active Application Discontinuation
- 1975-08-27 FR FR7526443A patent/FR2288058A1/fr active Granted
- 1975-09-05 CH CH1165075A patent/CH615649A5/de not_active IP Right Cessation
- 1975-09-10 BE BE159914A patent/BE833271A/xx not_active IP Right Cessation
- 1975-09-29 IT IT69405/75A patent/IT1047252B/it active
- 1975-10-17 SE SE7511671A patent/SE415249B/sv not_active IP Right Cessation
- 1975-10-17 JP JP12520575A patent/JPS5632256B2/ja not_active Expired
- 1975-10-20 CA CA237,978A patent/CA1069854A/en not_active Expired
- 1975-10-20 US US05/624,106 patent/US4021313A/en not_active Expired - Lifetime
- 1975-10-20 BR BR7506860*A patent/BR7506860A/pt unknown
- 1975-10-20 GB GB4293075A patent/GB1472499A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA1069854A (en) | 1980-01-15 |
| JPS5632256B2 (it) | 1981-07-27 |
| SE415249B (sv) | 1980-09-22 |
| BE833271A (fr) | 1975-12-31 |
| NL7509298A (nl) | 1976-04-21 |
| CH615649A5 (it) | 1980-02-15 |
| DE2449590B2 (de) | 1979-09-27 |
| JPS5164411A (it) | 1976-06-03 |
| GB1472499A (en) | 1977-05-04 |
| FR2288058A1 (fr) | 1976-05-14 |
| DE2449590A1 (de) | 1976-04-22 |
| US4021313A (en) | 1977-05-03 |
| FR2288058B1 (it) | 1980-10-31 |
| DE2449590C3 (de) | 1980-06-12 |
| BR7506860A (pt) | 1976-08-17 |
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