DE69933997D1 - Verfahren und anlage zur dekontamination metallischer oberflächen - Google Patents

Verfahren und anlage zur dekontamination metallischer oberflächen

Info

Publication number
DE69933997D1
DE69933997D1 DE69933997T DE69933997T DE69933997D1 DE 69933997 D1 DE69933997 D1 DE 69933997D1 DE 69933997 T DE69933997 T DE 69933997T DE 69933997 T DE69933997 T DE 69933997T DE 69933997 D1 DE69933997 D1 DE 69933997D1
Authority
DE
Germany
Prior art keywords
cerium
valence
decontaminating
ozone
acid solution
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 - Lifetime
Application number
DE69933997T
Other languages
English (en)
Other versions
DE69933997T2 (de
Inventor
Michel Klein
Marie Ponnet
Henri Rahier
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.)
Centre dEtude de lEnergie Nucleaire CEN
Original Assignee
CENTRE D'ETUDE DE L'ENERGIE NUCLEAIRE D'UTILITE PUBLIQUE Ets
CT D ETUDE de l EN NUCLEAIRE E
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 CENTRE D'ETUDE DE L'ENERGIE NUCLEAIRE D'UTILITE PUBLIQUE Ets, CT D ETUDE de l EN NUCLEAIRE E filed Critical CENTRE D'ETUDE DE L'ENERGIE NUCLEAIRE D'UTILITE PUBLIQUE Ets
Application granted granted Critical
Publication of DE69933997D1 publication Critical patent/DE69933997D1/de
Publication of DE69933997T2 publication Critical patent/DE69933997T2/de
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
DE69933997T 1998-02-20 1999-02-16 Verfahren und anlage zur dekontaminierung von metallischen oberflächen Expired - Lifetime DE69933997T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
BE9800132A BE1011754A3 (fr) 1998-02-20 1998-02-20 Procede et installation de decontamination de surfaces metalliques.
BE9800132 1998-02-20
PCT/BE1999/000019 WO1999043006A1 (fr) 1998-02-20 1999-02-16 Procede et installation de decontamination de surfaces metalliques

Publications (2)

Publication Number Publication Date
DE69933997D1 true DE69933997D1 (de) 2006-12-28
DE69933997T2 DE69933997T2 (de) 2007-05-10

Family

ID=3891111

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69933997T Expired - Lifetime DE69933997T2 (de) 1998-02-20 1999-02-16 Verfahren und anlage zur dekontaminierung von metallischen oberflächen

Country Status (6)

Country Link
EP (1) EP1060476B1 (de)
AT (1) ATE345571T1 (de)
BE (1) BE1011754A3 (de)
DE (1) DE69933997T2 (de)
ES (1) ES2277425T3 (de)
WO (1) WO1999043006A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2792763B1 (fr) 1999-04-26 2004-05-28 Commissariat Energie Atomique Procede de decontamination radioactive d'une paroi en acier et dispositif de decontamination radioactive
JP2003098294A (ja) * 2001-09-27 2003-04-03 Hitachi Ltd オゾンを用いた除染方法及びその装置
US8440876B2 (en) * 2006-02-09 2013-05-14 Kabushiki Kaisha Toshiba Chemical decontamination apparatus and decontamination method therein

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH619807A5 (de) * 1976-04-07 1980-10-15 Foerderung Forschung Gmbh
CA1229480A (en) * 1983-07-12 1987-11-24 Alexander P. Murray Ozone oxidation of deposits in cooling systems of nuclear reactors
SE451915B (sv) * 1984-03-09 1987-11-02 Studsvik Energiteknik Ab Forfarande for dekontaminering av tryckvattenreaktorer
FR2565021B1 (fr) * 1984-05-25 1992-03-06 Toshiba Kk Appareil de decontamination de dechets metalliques radioactifs
ZA853531B (en) * 1984-05-29 1985-12-24 Westinghouse Electric Corp Ceric acid decontamination of nuclear reactors
DE3578635D1 (de) * 1984-10-31 1990-08-16 Kraftwerk Union Ag Verfahren zur chemischen dekontamination von grosskomponenten und systemen aus metallischen werkstoffen von kernreaktoren.
FR2590716B1 (fr) * 1985-11-26 1992-05-15 Electricite De France Procede de decontamination de parois de reacteurs nucleaires, en particulier des parois du circuit primaire des reacteurs nucleaires a circuit d'eau pressurisee
SE465142B (sv) * 1988-08-11 1991-07-29 Studsvik Ab Foerfarande foer dekontaminering av korrosionsprodukter i kaernkraftsreaktorer
JPH0727073B2 (ja) * 1990-03-20 1995-03-29 森川産業株式会社 放射能に汚染された物体の除染方法及び除染装置、並びに同除染に用いられた材料の除染方法及び除染装置
FR2687005B1 (fr) * 1992-02-03 1994-10-21 Framatome Sa Procede et installation de decontamination de la partie primaire d'un generateur de vapeur usage d'un reacteur nucleaire a eau ordinaire sous pression.
FR2701155B1 (fr) * 1993-02-02 1995-04-21 Framatome Sa Procédé et installation de décontamination de couvercles usagés de cuves de réacteurs nucléaires à eau légère.
FR2706217A1 (fr) * 1993-06-08 1994-12-16 Framatome Sa Procédé de remise en état d'un échangeur de chaleur de centrale nucléaire, notamment d'un échangeur de chaleur de circuit auxiliaire de refroidissement d'un réacteur nucléaire à l'arrêt.

Also Published As

Publication number Publication date
DE69933997T2 (de) 2007-05-10
ES2277425T3 (es) 2007-07-01
ATE345571T1 (de) 2006-12-15
BE1011754A3 (fr) 1999-12-07
EP1060476B1 (de) 2006-11-15
EP1060476A1 (de) 2000-12-20
WO1999043006A1 (fr) 1999-08-26

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: CENTRE D'ETUDE DE L'ENERGIE NUCLEAIRE, FONDATI, BE

8364 No opposition during term of opposition