DE3484045D1 - Verfahren und anordnung zum regenerieren eines sauren elektrolyten, der zur dekontaminierung von komponenten mit radioaktiv kontaminierten oberflaechen benutzt wurde. - Google Patents
Verfahren und anordnung zum regenerieren eines sauren elektrolyten, der zur dekontaminierung von komponenten mit radioaktiv kontaminierten oberflaechen benutzt wurde.Info
- Publication number
- DE3484045D1 DE3484045D1 DE8484307185T DE3484045T DE3484045D1 DE 3484045 D1 DE3484045 D1 DE 3484045D1 DE 8484307185 T DE8484307185 T DE 8484307185T DE 3484045 T DE3484045 T DE 3484045T DE 3484045 D1 DE3484045 D1 DE 3484045D1
- Authority
- DE
- Germany
- Prior art keywords
- regenerating
- arrangement
- electrolyte used
- acid electrolyte
- contaminated surfaces
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
- G21F9/001—Decontamination of contaminated objects, apparatus, clothes, food; Preventing contamination thereof
- G21F9/002—Decontamination of the surface of objects with chemical or electrochemical processes
- G21F9/004—Decontamination of the surface of objects with chemical or electrochemical processes of metallic surfaces
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F3/00—Electrolytic etching or polishing
- C25F3/16—Polishing
- C25F3/22—Polishing of heavy metals
- C25F3/24—Polishing of heavy metals of iron or steel
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F7/00—Constructional parts, or assemblies thereof, of cells for electrolytic removal of material from objects; Servicing or operating
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F7/00—Constructional parts, or assemblies thereof, of cells for electrolytic removal of material from objects; Servicing or operating
- C25F7/02—Regeneration of process liquids
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Food Science & Technology (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Electrolytic Production Of Metals (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19811483A JPS6089600A (ja) | 1983-10-21 | 1983-10-21 | 除染電解液の再生方法 |
JP3746684A JPS60179700A (ja) | 1984-02-28 | 1984-02-28 | 除染電解液の連続再生方法 |
JP11784784A JPS60260899A (ja) | 1984-06-07 | 1984-06-07 | リン酸系除染電解液の電着再生方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3484045D1 true DE3484045D1 (de) | 1991-03-07 |
Family
ID=27289477
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8484307185T Expired - Fee Related DE3484045D1 (de) | 1983-10-21 | 1984-10-18 | Verfahren und anordnung zum regenerieren eines sauren elektrolyten, der zur dekontaminierung von komponenten mit radioaktiv kontaminierten oberflaechen benutzt wurde. |
Country Status (3)
Country | Link |
---|---|
US (1) | US4615776A (de) |
EP (1) | EP0141590B1 (de) |
DE (1) | DE3484045D1 (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0734434B2 (ja) * | 1986-06-16 | 1995-04-12 | 日産自動車株式会社 | 半導体基板のエツチング装置 |
US5171409A (en) * | 1986-07-18 | 1992-12-15 | Omya S.A. | Continuous process of separating electrically charged solid, pulverulent particles by electrophoresis and electroosmosis |
EP0261255B1 (de) * | 1986-09-20 | 1989-03-15 | KGB Kernkraftwerke Gundremmingen Betriebsgesellschaft mbH | Verfahren zum Aufbereiten einer wässrigen Phosphorsäurelösung |
US4861444A (en) * | 1988-09-06 | 1989-08-29 | Schoessow Glen J | Process for treating radioactive material to make it safe for disposal |
JPH0427113A (ja) * | 1990-04-23 | 1992-01-30 | Tadahiro Omi | レジスト処理装置、レジスト処理方法及びレジストパターン |
US5078842A (en) * | 1990-08-28 | 1992-01-07 | Electric Power Research Institute | Process for removing radioactive burden from spent nuclear reactor decontamination solutions using electrochemical ion exchange |
FR2696864B1 (fr) * | 1992-10-13 | 1994-12-23 | Gradient Rech Royallieu | Procédé d'électro-décontamination anodique de l'intérieur de corps creux métalliques, notamment de tubes de circuits primaires de centrale nucléaire, et installation de mise en Óoeuvre dudit procédé. |
US5306399A (en) * | 1992-10-23 | 1994-04-26 | Electric Power Research Institute | Electrochemical exchange anions in decontamination solutions |
DE4420139C1 (de) * | 1994-06-09 | 1995-12-07 | Kraftanlagen En Und Industriea | Verfahren zur elektrochemischen Dekontamination von radioaktiv belasteten Oberflächen von Metallkomponenten aus kerntechnischen Anlagen |
US5614077A (en) * | 1995-04-10 | 1997-03-25 | Electro-Petroleum, Inc. | Electrochemical system and method for the removal of charged species from contaminated liquid and solid wastes |
US7384529B1 (en) | 2000-09-29 | 2008-06-10 | The United States Of America As Represented By The United States Department Of Energy | Method for electrochemical decontamination of radioactive metal |
KR100371564B1 (ko) * | 2000-10-27 | 2003-02-07 | 삼성테크윈 주식회사 | 금속표면처리장치와 이를 이용한 금속표면처리방법 |
JP4462146B2 (ja) * | 2004-09-17 | 2010-05-12 | 栗田工業株式会社 | 硫酸リサイクル型洗浄システムおよび硫酸リサイクル型過硫酸供給装置 |
FR2937054B1 (fr) * | 2008-10-13 | 2010-12-10 | Commissariat Energie Atomique | Procede et dispositif de decontamination d'une surface metallique. |
US9359687B1 (en) | 2015-11-24 | 2016-06-07 | International Business Machines Corporation | Separation of alpha emitting species from plating baths |
US9546433B1 (en) | 2015-11-24 | 2017-01-17 | International Business Machines Corporation | Separation of alpha emitting species from plating baths |
US11469006B2 (en) * | 2016-08-04 | 2022-10-11 | Dominion Engineering, Inc. | Suppression of radionuclide deposition on nuclear power plant components |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1590596A (en) * | 1920-10-08 | 1926-06-29 | Taylor Lab Inc | Production of colloidal material |
US3320175A (en) * | 1961-07-05 | 1967-05-16 | Gen Dynamics Corp | Processing of radioactive liquids |
US3515655A (en) * | 1967-09-15 | 1970-06-02 | Israel Defence | Electrolytic decontamination of radioactively contaminated equipment |
GB1142776A (en) * | 1967-09-29 | 1969-02-12 | Szmuel Raviv | Decontamination of radioactively contaminated equipment |
US3764503A (en) * | 1972-01-19 | 1973-10-09 | Dart Ind Inc | Electrodialysis regeneration of metal containing acid solutions |
US3922231A (en) * | 1972-11-24 | 1975-11-25 | Ppg Industries Inc | Process for the recovery of fission products from waste solutions utilizing controlled cathodic potential electrolysis |
US3905885A (en) * | 1973-06-13 | 1975-09-16 | United States Steel Corp | Method for the electrolytic conditioning of metal tubes |
DE2449588C2 (de) * | 1974-10-18 | 1985-03-28 | Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe | Verfahren zur Zersetzung einer wäßrigen, radioaktiven Abfallösung mit gelösten, anorganischen und organischen Inhaltsstoffen |
DD128122A1 (de) * | 1976-10-21 | 1977-11-02 | Juergen Bosholm | Verfahren zur aenderung der borsaeurekonzentration in kreislaufwaessern kerntechnischer anlagen |
US4226695A (en) * | 1978-10-20 | 1980-10-07 | Environmental Sciences Associates, Inc. | Electrochemical processing system |
FR2456371A1 (fr) * | 1979-05-07 | 1980-12-05 | Commissariat Energie Atomique | Procede de decontamination en ruthenium d'effluents radio-actifs liquides et dispositif pour la mise en oeuvre de ce procede |
US4468305A (en) * | 1979-05-08 | 1984-08-28 | The Electricity Council | Method for the electrolytic regeneration of etchants for metals |
US4193853A (en) * | 1979-05-15 | 1980-03-18 | The United States Of America As Represented By The United States Department Of Energy | Decontaminating metal surfaces |
US4318786A (en) * | 1980-03-10 | 1982-03-09 | Westinghouse Electric Corp. | Electrolytic decontamination |
US4401532A (en) * | 1981-05-28 | 1983-08-30 | Jackson Opha L | Radioactive decontamination apparatus and process |
JPS5851977A (ja) * | 1981-09-25 | 1983-03-26 | Hitachi Ltd | 化学除染液の再生方法 |
JPS59154400A (ja) * | 1983-02-23 | 1984-09-03 | 株式会社日立製作所 | 放射性汚染金属の除染方法 |
US4481090A (en) * | 1984-01-23 | 1984-11-06 | The United States Of America As Represented By The United States Department Of Energy | Decontaminating metal surfaces |
-
1984
- 1984-10-17 US US06/661,696 patent/US4615776A/en not_active Expired - Fee Related
- 1984-10-18 EP EP84307185A patent/EP0141590B1/de not_active Expired - Lifetime
- 1984-10-18 DE DE8484307185T patent/DE3484045D1/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0141590B1 (de) | 1991-01-30 |
EP0141590A2 (de) | 1985-05-15 |
US4615776A (en) | 1986-10-07 |
EP0141590A3 (en) | 1987-04-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |