EP0144036A3 - Process for decontaminating metallic components of a nuclear plant - Google Patents
Process for decontaminating metallic components of a nuclear plant Download PDFInfo
- Publication number
- EP0144036A3 EP0144036A3 EP84113995A EP84113995A EP0144036A3 EP 0144036 A3 EP0144036 A3 EP 0144036A3 EP 84113995 A EP84113995 A EP 84113995A EP 84113995 A EP84113995 A EP 84113995A EP 0144036 A3 EP0144036 A3 EP 0144036A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- metallic components
- nuclear plant
- decontaminating
- decontaminating metallic
- nuclear
- 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.)
- Granted
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
-
- 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)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- High Energy & Nuclear Physics (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Food Science & Technology (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Filtering Materials (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Cleaning By Liquid Or Steam (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Removal Of Specific Substances (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3343396 | 1983-11-30 | ||
DE19833343396 DE3343396A1 (en) | 1983-11-30 | 1983-11-30 | METHOD FOR DECONTAMINATING METALLIC COMPONENTS OF A NUCLEAR TECHNICAL PLANT |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0144036A2 EP0144036A2 (en) | 1985-06-12 |
EP0144036A3 true EP0144036A3 (en) | 1985-07-17 |
EP0144036B1 EP0144036B1 (en) | 1990-03-07 |
Family
ID=6215710
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP84113995A Expired - Lifetime EP0144036B1 (en) | 1983-11-30 | 1984-11-19 | Process for decontaminating metallic components of a nuclear plant |
Country Status (4)
Country | Link |
---|---|
US (1) | US4632740A (en) |
EP (1) | EP0144036B1 (en) |
JP (1) | JPS60135799A (en) |
DE (2) | DE3343396A1 (en) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE443002B (en) * | 1984-07-04 | 1986-02-10 | Asea Atom Ab | SET FOR LOCAL CLEANING OF CORROSION PRODUCTS, MAINLY OXIDES, COATED METAL SURFACES ON A NUCLEAR REACTOR IN CONNECTION WITH INSPECTION |
DE3507927A1 (en) * | 1985-03-06 | 1986-09-11 | Dr.Ing.H.C. F. Porsche Ag, 7000 Stuttgart | METHOD AND HAND DEVICE FOR SEMI-MECHANICAL GALVANIZING OF SHEET SURFACES |
JPS6262292A (en) * | 1985-09-12 | 1987-03-18 | 動力炉・核燃料開発事業団 | Method of processing radioactive waste liquor |
JPS62116299A (en) * | 1985-11-15 | 1987-05-27 | 株式会社 原子力代行 | Electrolytical decontaminator for cite |
FR2592895B1 (en) * | 1986-01-16 | 1990-11-16 | Selectrons France | INSTALLATION FOR PERFORMING LOCALIZED ELECTROLYTIC TREATMENTS OF SURFACES. |
ATE54681T1 (en) * | 1986-05-20 | 1990-08-15 | Poligrat Gmbh | APPARATUS AND METHOD FOR ELECTROCHEMICAL POLISHING THE INTERNAL SURFACE OF PIPES. |
FR2609352B1 (en) * | 1987-01-05 | 1992-10-30 | Commissariat Energie Atomique | PROCESS FOR DECONTAMINATION OF THE SURFACE OF A METAL PART CONTAMINATED BY TRITIUM AND DEVICE FOR USE THEREOF |
GB8708945D0 (en) * | 1987-04-14 | 1987-05-20 | Atomic Energy Authority Uk | Electrolytic polishing device |
AT411693B (en) * | 2002-07-01 | 2004-04-26 | Fronius Int Gmbh | ELECTROCHEMICAL METHOD FOR CLEANING SURFACES OF METAL WORKPIECES |
DE58904254D1 (en) * | 1988-07-28 | 1993-06-09 | Siemens Ag | ELECTROPOLISHING METHOD FOR THE PURPOSE OF DECONTAMINATION. |
US5135632A (en) * | 1988-10-10 | 1992-08-04 | Siemens Aktiengesellschaft | Apparatus for electropolishing surfaces |
JPH0794090B2 (en) * | 1989-11-01 | 1995-10-11 | 工業技術院長 | Electro-abrasive grain super-mirror finishing method for inner surface of small diameter tube |
FR2696864B1 (en) * | 1992-10-13 | 1994-12-23 | Gradient Rech Royallieu | Method for anodic electro-decontamination of the interior of metallic hollow bodies, in particular of primary circuit tubes of a nuclear power plant, and installation for implementing said method. |
DE4420139C1 (en) * | 1994-06-09 | 1995-12-07 | Kraftanlagen En Und Industriea | Process for the electrochemical decontamination of radioactive surfaces of metal components from nuclear facilities |
DE19521132C1 (en) * | 1995-06-09 | 1996-10-17 | Poligrat Holding Gmbh | Demetallising used, highly acidic electropolishing baths |
US5776330A (en) * | 1996-05-08 | 1998-07-07 | Corpex Technologies, Inc. | Electrolytic decontamination methods and apparatus |
US5772012A (en) * | 1996-05-08 | 1998-06-30 | Corpex Technologies, Inc. | Flexible decontamination apparatus |
ES2156513B1 (en) * | 1998-12-03 | 2001-12-01 | Nac De Residuos Radioactivos S | PROCEDURE FOR IONIC DECONTAMINATION OF THE CONCRETE IN NUCLEAR FACILITIES. |
DE10128507B4 (en) * | 2001-06-14 | 2008-07-17 | Mtu Aero Engines Gmbh | Use of a device for the chemical or electrochemical machining of components |
US20050230267A1 (en) * | 2003-07-10 | 2005-10-20 | Veatch Bradley D | Electro-decontamination of contaminated surfaces |
DE102008048691A1 (en) * | 2008-07-07 | 2010-01-14 | Areva Np Gmbh | Process for conditioning a waste solution containing organic substances and metals in ionic form in wet-chemical cleaning of conventional or nuclear-engineering plants |
US20100072059A1 (en) * | 2008-09-25 | 2010-03-25 | Peters Michael J | Electrolytic System and Method for Enhanced Radiological, Nuclear, and Industrial Decontamination |
WO2011121291A1 (en) * | 2010-04-01 | 2011-10-06 | University Of Dundee | Decontamination method |
JP6633836B2 (en) * | 2015-04-28 | 2020-01-22 | 日立造船株式会社 | Electrochemical processing equipment |
GB201901560D0 (en) | 2019-02-05 | 2019-03-27 | Magnesium Elektron Ltd | Zirconium based dispersion for use in coating filters |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3007814A (en) * | 1956-10-04 | 1961-11-07 | Bendix Corp | Method of cleaning radioactive articles |
DE1192522B (en) * | 1960-05-17 | 1965-05-06 | Chemische Maschb Werke Veb | Method and device for the decontamination of radioactively contaminated objects and surfaces |
DD136982A1 (en) * | 1978-06-08 | 1979-08-08 | Schwanzara Bennoit Rolf | DEVICE FOR ELECTROLYTICIZING THE INTERNAL WALL OF METALLIC HOLLOW CYLINDERS |
US4190513A (en) * | 1978-09-18 | 1980-02-26 | Jumer John F | Apparatus for containerless portable electro-polishing |
EP0074463A1 (en) * | 1981-09-12 | 1983-03-23 | Kernforschungszentrum Karlsruhe Gmbh | Method and apparatus for cleaning the inner walls of metallic tubular systems by electropolishing by means of moving electrodes |
US4401532A (en) * | 1981-05-28 | 1983-08-30 | Jackson Opha L | Radioactive decontamination apparatus and process |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2539455A (en) * | 1944-01-27 | 1951-01-30 | Mazia Joseph | Electrolytic polishing of metals |
NL132059C (en) * | 1962-09-17 | |||
US3751343A (en) * | 1971-06-14 | 1973-08-07 | A Macula | Brush electroplating metal at increased rates of deposition |
US4318786A (en) * | 1980-03-10 | 1982-03-09 | Westinghouse Electric Corp. | Electrolytic decontamination |
FI802444A (en) * | 1980-08-05 | 1982-02-06 | Outokumpu Oy | APPARAT FOER ELEKTROLYTISK POLERING |
JPS5915900A (en) * | 1982-07-19 | 1984-01-26 | 株式会社日立製作所 | Method of decontaminating radioactive metal waste |
-
1983
- 1983-11-30 DE DE19833343396 patent/DE3343396A1/en not_active Withdrawn
-
1984
- 1984-11-19 EP EP84113995A patent/EP0144036B1/en not_active Expired - Lifetime
- 1984-11-19 DE DE8484113995T patent/DE3481530D1/en not_active Expired - Fee Related
- 1984-11-30 JP JP59253913A patent/JPS60135799A/en active Granted
- 1984-11-30 US US06/676,717 patent/US4632740A/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3007814A (en) * | 1956-10-04 | 1961-11-07 | Bendix Corp | Method of cleaning radioactive articles |
DE1192522B (en) * | 1960-05-17 | 1965-05-06 | Chemische Maschb Werke Veb | Method and device for the decontamination of radioactively contaminated objects and surfaces |
DD136982A1 (en) * | 1978-06-08 | 1979-08-08 | Schwanzara Bennoit Rolf | DEVICE FOR ELECTROLYTICIZING THE INTERNAL WALL OF METALLIC HOLLOW CYLINDERS |
US4190513A (en) * | 1978-09-18 | 1980-02-26 | Jumer John F | Apparatus for containerless portable electro-polishing |
US4401532A (en) * | 1981-05-28 | 1983-08-30 | Jackson Opha L | Radioactive decontamination apparatus and process |
EP0074463A1 (en) * | 1981-09-12 | 1983-03-23 | Kernforschungszentrum Karlsruhe Gmbh | Method and apparatus for cleaning the inner walls of metallic tubular systems by electropolishing by means of moving electrodes |
Non-Patent Citations (2)
Title |
---|
CHEMICAL ABSTRACTS, Band 96, Nr. 15, 12. April 1982, Seite 530, Zusammenfassung Nr. 112077u COLUMBUS, OHIO, (US). J.T. McVEY et al.:"Tools and equipment: from nuclear waste to reusable items". * |
H.W. DETTNER et al.:"Handbuch der Galvanotechnik", Band 1, Teil 1, 1963, Seite 557 Carl Hanser Verlag, MUNCHEN, (DE) * |
Also Published As
Publication number | Publication date |
---|---|
DE3343396A1 (en) | 1985-06-05 |
US4632740A (en) | 1986-12-30 |
EP0144036A2 (en) | 1985-06-12 |
JPS60135799A (en) | 1985-07-19 |
JPH0458919B2 (en) | 1992-09-18 |
EP0144036B1 (en) | 1990-03-07 |
DE3481530D1 (en) | 1990-04-12 |
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