SE415249B - Forfarande for rening av aktinoider i lagt oxidationstillstand varvid aktinoiderna extraheras ur vattenhaltiga losningar - Google Patents
Forfarande for rening av aktinoider i lagt oxidationstillstand varvid aktinoiderna extraheras ur vattenhaltiga losningarInfo
- Publication number
- SE415249B SE415249B SE7511671A SE7511671A SE415249B SE 415249 B SE415249 B SE 415249B SE 7511671 A SE7511671 A SE 7511671A SE 7511671 A SE7511671 A SE 7511671A SE 415249 B SE415249 B SE 415249B
- Authority
- SE
- Sweden
- Prior art keywords
- actinoids
- anodic oxidation
- anode
- uranium
- nitrate
- 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)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (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 |
---|---|
SE415249B true SE415249B (sv) | 1980-09-22 |
Family
ID=5928600
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7511671A SE415249B (sv) | 1974-10-18 | 1975-10-17 | Forfarande for rening av aktinoider i lagt oxidationstillstand varvid aktinoiderna extraheras ur vattenhaltiga losningar |
Country Status (12)
Country | Link |
---|---|
US (1) | US4021313A (fr) |
JP (1) | JPS5632256B2 (fr) |
BE (1) | BE833271A (fr) |
BR (1) | BR7506860A (fr) |
CA (1) | CA1069854A (fr) |
CH (1) | CH615649A5 (fr) |
DE (1) | DE2449590C3 (fr) |
FR (1) | FR2288058A1 (fr) |
GB (1) | GB1472499A (fr) |
IT (1) | IT1047252B (fr) |
NL (1) | NL7509298A (fr) |
SE (1) | SE415249B (fr) |
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/fr not_active IP Right Cessation
- 1975-09-29 IT IT69405/75A patent/IT1047252B/it active
- 1975-10-17 JP JP12520575A patent/JPS5632256B2/ja not_active Expired
- 1975-10-17 SE SE7511671A patent/SE415249B/sv not_active IP Right Cessation
- 1975-10-20 BR BR7506860*A patent/BR7506860A/pt unknown
- 1975-10-20 GB GB4293075A patent/GB1472499A/en not_active Expired
- 1975-10-20 CA CA237,978A patent/CA1069854A/fr not_active Expired
- 1975-10-20 US US05/624,106 patent/US4021313A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE2449590C3 (de) | 1980-06-12 |
IT1047252B (it) | 1980-09-10 |
FR2288058B1 (fr) | 1980-10-31 |
DE2449590B2 (de) | 1979-09-27 |
US4021313A (en) | 1977-05-03 |
CA1069854A (fr) | 1980-01-15 |
DE2449590A1 (de) | 1976-04-22 |
JPS5164411A (fr) | 1976-06-03 |
FR2288058A1 (fr) | 1976-05-14 |
BR7506860A (pt) | 1976-08-17 |
NL7509298A (nl) | 1976-04-21 |
GB1472499A (en) | 1977-05-04 |
CH615649A5 (fr) | 1980-02-15 |
BE833271A (fr) | 1975-12-31 |
JPS5632256B2 (fr) | 1981-07-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7749469B2 (en) | Process for recovering isolated uranium from spent nuclear fuel using a highly alkaline carbonate solution | |
SE415249B (sv) | Forfarande for rening av aktinoider i lagt oxidationstillstand varvid aktinoiderna extraheras ur vattenhaltiga losningar | |
US4056482A (en) | Method for preparing aqueous, radioactive waste solutions from nuclear plants for solidification | |
US3891741A (en) | Recovery of fission products from acidic waste solutions thereof | |
CN110656247B (zh) | 一种从含钚硝酸溶液中萃取回收钚的方法 | |
DE2912271A1 (de) | Verfahren und vorrichtung zur ueberfuehrung und reinigung von halogen und halogenwasserstoffsaeure in einem elektrochemischen system | |
US3361651A (en) | Electrolytic reduction of uranyl solutions | |
JP2726375B2 (ja) | PuおよびNp含有硝酸溶液からのPuとNpの分離回収方法 | |
JPH0611649B2 (ja) | 四弗化ウラニウムの製造方法 | |
FI78324B (fi) | Foerfarande foer separering av cerium och saellsynta jordmetaller. | |
CN1039321A (zh) | 电解还原-萃取从放射性废液中回收镎的方法 | |
JPS5940490B2 (ja) | ウラニウムアイソト−プ濃縮法 | |
US4741810A (en) | Process for reductive plutonium stripping from an organic reprocessing solution into an aqueous, nitric acid solution by use of an electrolytic current | |
JP2556221B2 (ja) | 三価プルトニウムの四価プルトニウムへの酸化方法 | |
JP2997266B1 (ja) | 白金族元素、テクネチウム、テルル及びセレンの分離回収方法 | |
US3038844A (en) | Separations by electrodialysis | |
US3857763A (en) | Recovery of electrolytic deposits of rhodium | |
CN112071461A (zh) | 一种高燃耗高放废液的处理方法 | |
US2950166A (en) | Method for separation of plutonium from uranium and fission products by solvent extraction | |
SE444185B (sv) | Forfarande for utvinning av zirkonium ur en betningslosning | |
KR840001196B1 (ko) | 습식 인산으로부터 우라늄을 회수하는 방법 | |
DE3876509T2 (de) | Verfahren zur herstellung von urantetrafluorid. | |
JP2019015533A (ja) | マイナーアクチノイドの分離方法 | |
Skripchenko et al. | Electroreduction of uranium (VI) to uranium (IV) in strip product solutions | |
JPH07140293A (ja) | 高レベル放射性廃液からの超ウラン元素回収方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 7511671-5 Effective date: 19910507 Format of ref document f/p: F |