RU2009114114A - METHOD FOR RE-EXTRACTION OF PLUTONIUM FROM ORGANIC SOLUTION OF TRIBUTYL PHOSPHATE - Google Patents
METHOD FOR RE-EXTRACTION OF PLUTONIUM FROM ORGANIC SOLUTION OF TRIBUTYL PHOSPHATE Download PDFInfo
- Publication number
- RU2009114114A RU2009114114A RU2009114114/07A RU2009114114A RU2009114114A RU 2009114114 A RU2009114114 A RU 2009114114A RU 2009114114/07 A RU2009114114/07 A RU 2009114114/07A RU 2009114114 A RU2009114114 A RU 2009114114A RU 2009114114 A RU2009114114 A RU 2009114114A
- Authority
- RU
- Russia
- Prior art keywords
- plutonium
- extraction
- solution
- carried out
- organic solution
- Prior art date
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Classifications
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
Landscapes
- Inorganic Compounds Of Heavy Metals (AREA)
- Removal Of Specific Substances (AREA)
- Extraction Or Liquid Replacement (AREA)
Abstract
1. Способ реэкстракции плутония из органического раствора трибутилфосфата (ТБФ), содержащего плутоний в четырехвалентном состоянии, в водный азотнокислый раствор путем контактирования указанного органического раствора с водным раствором, содержащим восстановитель, переводящий плутоний в трехвалентное состояние, отличающийся тем, что в качестве восстановителя плутония используют карбогидразид, причем процесс проводят при концентрации карбогидразида в реэкстрагирующем растворе от 0,2 до 1,0 моль/л. ! 2. Способ по п.1, отличающийся тем, что реэкстракцию плутония проводят при концентрации азотной кислоты в водном растворе от 0,25 до 1,0 моль/л. ! 3. Способ по п.1, отличающийся тем, что реэкстракцию плутония проводят при температуре от 25 до 35°С. 1. A method of re-extraction of plutonium from an organic solution of tributyl phosphate (TBP) containing plutonium in a tetravalent state into an aqueous nitric acid solution by contacting the specified organic solution with an aqueous solution containing a reducing agent that converts plutonium into a trivalent state, characterized in that plutonium is used as a reducing agent carbohydrazide, and the process is carried out at a concentration of carbohydrazide in the stripping solution from 0.2 to 1.0 mol / l. ! 2. The method according to claim 1, characterized in that the stripping of plutonium is carried out at a concentration of nitric acid in the aqueous solution from 0.25 to 1.0 mol / l. ! 3. The method according to claim 1, characterized in that the stripping of plutonium is carried out at a temperature of 25 to 35 ° C.
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2009114114A RU2410774C2 (en) | 2009-04-13 | 2009-04-13 | Method for re-extracting plutonium from organic tributyl phosphate solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2009114114A RU2410774C2 (en) | 2009-04-13 | 2009-04-13 | Method for re-extracting plutonium from organic tributyl phosphate solution |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2009114114A true RU2009114114A (en) | 2010-10-20 |
| RU2410774C2 RU2410774C2 (en) | 2011-01-27 |
Family
ID=44023731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2009114114A RU2410774C2 (en) | 2009-04-13 | 2009-04-13 | Method for re-extracting plutonium from organic tributyl phosphate solution |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2410774C2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20200232067A1 (en) * | 2017-03-02 | 2020-07-23 | China Institute Of Atomic Energy | Method for recycling plutonium from spent radioactive fuel |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2540342C2 (en) * | 2013-07-01 | 2015-02-10 | Открытое акционерное общество "Радиевый институт имени В.Г. Хлопина" | Method of processing irradiated nuclear fuel |
| RU2765790C1 (en) * | 2021-04-15 | 2022-02-03 | Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" | Method for separation of neptunium and plutonium in nitric acid solutions (variants) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2221751C1 (en) * | 2002-05-18 | 2004-01-20 | Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт неорганических материалов им. акад. А.А.Бочвара" | Method of fixing plutonium in tetravalent state (options) |
| RU2270172C2 (en) * | 2004-02-24 | 2006-02-20 | Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт неорганических материалов имени академика А.А. Бочвара" | Tetravalent plutonium stabilization in nitric acid solutions |
-
2009
- 2009-04-13 RU RU2009114114A patent/RU2410774C2/en active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20200232067A1 (en) * | 2017-03-02 | 2020-07-23 | China Institute Of Atomic Energy | Method for recycling plutonium from spent radioactive fuel |
| US11834730B2 (en) * | 2017-03-02 | 2023-12-05 | China Institute Of Atomic Energy | Method for recycling plutonium from spent radioactive fuel |
Also Published As
| Publication number | Publication date |
|---|---|
| RU2410774C2 (en) | 2011-01-27 |
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