EP0144036A3 - Process for decontaminating metallic components of a nuclear plant - Google Patents

Process for decontaminating metallic components of a nuclear plant Download PDF

Info

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
Application number
EP84113995A
Other languages
German (de)
Other versions
EP0144036A2 (en
EP0144036B1 (en
Inventor
Hermann Dipl.-Ing. Operschall
Hubert Dipl.-Ing. Stamm
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Kraftwerk Union AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Kraftwerk Union AG filed Critical Kraftwerk Union AG
Publication of EP0144036A2 publication Critical patent/EP0144036A2/en
Publication of EP0144036A3 publication Critical patent/EP0144036A3/en
Application granted granted Critical
Publication of EP0144036B1 publication Critical patent/EP0144036B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
EP84113995A 1983-11-30 1984-11-19 Process for decontaminating metallic components of a nuclear plant Expired - Lifetime EP0144036B1 (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Patent Citations (6)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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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