FR2440601A2 - Procede pour la decontamination chimique des parties constitutives des reacteurs nucleaires - Google Patents

Procede pour la decontamination chimique des parties constitutives des reacteurs nucleaires

Info

Publication number
FR2440601A2
FR2440601A2 FR7926533A FR7926533A FR2440601A2 FR 2440601 A2 FR2440601 A2 FR 2440601A2 FR 7926533 A FR7926533 A FR 7926533A FR 7926533 A FR7926533 A FR 7926533A FR 2440601 A2 FR2440601 A2 FR 2440601A2
Authority
FR
France
Prior art keywords
nuclear reactors
constituent parts
chemical decontamination
decontamination
treated
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
FR7926533A
Other languages
English (en)
Other versions
FR2440601B2 (fr
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.)
Kraftwerk Union 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 FR2440601A2 publication Critical patent/FR2440601A2/fr
Application granted granted Critical
Publication of FR2440601B2 publication Critical patent/FR2440601B2/fr
Granted 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)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Cleaning By Liquid Or Steam (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

LA PRESENTE INVENTION DECRIT UN PROCEDE DE DECONTAMINATION DANS LEQUEL LES PARTIES DES REACTEURS NUCLEAIRES SONT D'ABORD TRAITEES PENDANT ENVIRON 1HEURE, PAR VOIE OXYDANTE AVEC UNE SOLUTION ALCALINE DE PERMANGANATE ET SOUMISES PENDANT 5 A 20HEURES A L'ATTAQUE D'UNE SOLUTION INHIBEE DE DECONTAMINATION CITRATE-OXALATE ET ENSUITE ELLES SONT TRAITEES AVEC UNE SOLUTION ACIDE CITRIQUEHO QUI CONTIENT DES PARTICULES DE FIBRES POUVANT ETRE MISES EN SUSPENSION. UTILISATION DE CE PROCEDE POUR DECONTAMINER LES PARTIES FIXES ET LES PARTIES MOBILES DES REACTEURS NUCLEAIRES.
FR7926533A 1978-11-03 1979-10-25 Procede pour la decontamination chimique des parties constitutives des reacteurs nucleaires Granted FR2440601A2 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782847780 DE2847780C2 (de) 1978-11-03 1978-11-03 Verfahren zur chemischen Dekontamination von metallischen Bauteilen von Kernreaktoranlagen

Publications (2)

Publication Number Publication Date
FR2440601A2 true FR2440601A2 (fr) 1980-05-30
FR2440601B2 FR2440601B2 (fr) 1983-01-21

Family

ID=6053822

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7926533A Granted FR2440601A2 (fr) 1978-11-03 1979-10-25 Procede pour la decontamination chimique des parties constitutives des reacteurs nucleaires

Country Status (5)

Country Link
JP (1) JPS601600B2 (fr)
CH (1) CH642475A5 (fr)
DE (1) DE2847780C2 (fr)
FR (1) FR2440601A2 (fr)
GB (1) GB2044982B (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2599885A1 (fr) * 1986-06-04 1987-12-11 British Nuclear Fuels Plc Procede pour enlever une espece radioactive contaminante d'une surface d'un composant solide et pour traiter l'effluent liquide obtenu
BE1002593A3 (nl) * 1988-11-09 1991-04-02 Lemmens Godfried Werkwijze voor de dekontaminatie van radioaktief besmette materialen.
US7476646B1 (en) 2004-09-27 2009-01-13 Cjb Industries, Inc. Agricultural promoters/active ingredients
US8481458B2 (en) 2002-05-31 2013-07-09 Cjb Industries Adjuvant for pesticides

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1136398A (fr) * 1979-12-10 1982-11-30 William A. Seddon Reactifs de decontamination pour systemes radioactifs
US4587043A (en) * 1983-06-07 1986-05-06 Westinghouse Electric Corp. Decontamination of metal surfaces in nuclear power reactors
US4654170A (en) * 1984-06-05 1987-03-31 Westinghouse Electric Corp. Hypohalite oxidation in decontaminating nuclear reactors
DE3735119A1 (de) * 1987-04-08 1988-10-20 Genji Okabe Verfahren zum reinigen biologischer materie
JP2655325B2 (ja) * 1987-06-04 1997-09-17 動力炉・核燃料開発事業団 原子炉プラント機器の除染方法
DE4131766A1 (de) * 1991-09-24 1993-03-25 Siemens Ag Verfahren zur dekontamination des primaerkreises eines kernkraftwerkes
JP3977963B2 (ja) 1999-09-09 2007-09-19 株式会社日立製作所 化学除染方法
DE102009047524A1 (de) * 2009-12-04 2011-06-09 Areva Np Gmbh Verfahren zur Oberflächen-Dekontamination
RU2474895C1 (ru) * 2011-10-18 2013-02-10 Федеральное государственное унитарное предприятие "Горно-химический комбинат" Способ экстракционной переработки высокоактивных отходов с фракционированием радионуклидов
JP5675733B2 (ja) * 2012-09-03 2015-02-25 三菱重工業株式会社 化学除染方法
ES2767087T3 (es) * 2015-02-05 2020-06-16 Framatome Gmbh Método de descontaminación de superficies metálicas en un sistema de refrigeración de un reactor nuclear
DE102017115122B4 (de) 2017-07-06 2019-03-07 Framatome Gmbh Verfahren zum Dekontaminieren einer Metalloberfläche in einem Kernkraftwerk

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE292609C (fr) *
DE2613351C3 (de) * 1976-03-29 1982-03-25 Kraftwerk Union AG, 4330 Mülheim Verfahren zur chemischen Dekontamination von metallischen Bauteilen von Kernreaktoranlagen

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2599885A1 (fr) * 1986-06-04 1987-12-11 British Nuclear Fuels Plc Procede pour enlever une espece radioactive contaminante d'une surface d'un composant solide et pour traiter l'effluent liquide obtenu
US4839100A (en) * 1986-06-04 1989-06-13 British Nuclear Fuels Plc Decontamination of surfaces
BE1002593A3 (nl) * 1988-11-09 1991-04-02 Lemmens Godfried Werkwijze voor de dekontaminatie van radioaktief besmette materialen.
US8481458B2 (en) 2002-05-31 2013-07-09 Cjb Industries Adjuvant for pesticides
US7476646B1 (en) 2004-09-27 2009-01-13 Cjb Industries, Inc. Agricultural promoters/active ingredients

Also Published As

Publication number Publication date
DE2847780A1 (de) 1980-05-14
GB2044982B (en) 1982-10-13
DE2847780C2 (de) 1984-08-30
CH642475A5 (de) 1984-04-13
JPS5566800A (en) 1980-05-20
FR2440601B2 (fr) 1983-01-21
JPS601600B2 (ja) 1985-01-16
GB2044982A (en) 1980-10-22

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