CA1062590A - Methode de decontamination des reacteurs - Google Patents

Methode de decontamination des reacteurs

Info

Publication number
CA1062590A
CA1062590A CA244,084A CA244084A CA1062590A CA 1062590 A CA1062590 A CA 1062590A CA 244084 A CA244084 A CA 244084A CA 1062590 A CA1062590 A CA 1062590A
Authority
CA
Canada
Prior art keywords
acid
reagent
edta
decontaminating
hydroxylamine
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
Application number
CA244,084A
Other languages
English (en)
Inventor
Stanley R. Hatcher
Robert E. Hollies
Paul J. Pettit
Donald H. Charlesworth
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.)
Atomic Energy of Canada Ltd AECL
Original Assignee
Atomic Energy of Canada Ltd AECL
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 Atomic Energy of Canada Ltd AECL filed Critical Atomic Energy of Canada Ltd AECL
Priority to CA244,084A priority Critical patent/CA1062590A/fr
Application granted granted Critical
Publication of CA1062590A publication Critical patent/CA1062590A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/36—Regeneration of waste pickling liquors
    • 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
    • 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)
  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Electrochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Food Science & Technology (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
CA244,084A 1976-01-22 1976-01-22 Methode de decontamination des reacteurs Expired CA1062590A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA244,084A CA1062590A (fr) 1976-01-22 1976-01-22 Methode de decontamination des reacteurs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA244,084A CA1062590A (fr) 1976-01-22 1976-01-22 Methode de decontamination des reacteurs

Publications (1)

Publication Number Publication Date
CA1062590A true CA1062590A (fr) 1979-09-18

Family

ID=4105036

Family Applications (1)

Application Number Title Priority Date Filing Date
CA244,084A Expired CA1062590A (fr) 1976-01-22 1976-01-22 Methode de decontamination des reacteurs

Country Status (1)

Country Link
CA (1) CA1062590A (fr)

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2471655A1 (fr) * 1979-12-10 1981-06-19 Ca Atomic Energy Ltd Reactif et procede pour la decontamination de systemes radioactifs
EP0075882A2 (fr) * 1981-09-25 1983-04-06 Hitachi, Ltd. Procédé pour régénérer des solutions de nettoyage
EP0090512A1 (fr) * 1982-03-22 1983-10-05 London Nuclear Limited Procédé de traitement de couches d'oxydes avant le nettoyage chimique
FR2547450A1 (fr) * 1983-06-07 1984-12-14 Westinghouse Electric Corp Procede et appareillage pour le perfectionnement dans ou en ce qui concerne la decontamination de surfaces metalliques dans des reacteurs de centrale nucleaire et solution oxydante utilisee
US4512921A (en) * 1980-06-06 1985-04-23 The United States Of America As Represented By The United States Department Of Energy Nuclear reactor cooling system decontamination reagent regeneration
US4729855A (en) * 1985-11-29 1988-03-08 Westinghouse Electric Corp. Method of decontaminating radioactive metal surfaces
EP0273182A1 (fr) * 1986-12-01 1988-07-06 Siemens Aktiengesellschaft Procédé de nettoyage d'un réservoir
EP0355477A1 (fr) * 1988-08-12 1990-02-28 Siemens Aktiengesellschaft Procédé et dispositif pour la décontamination du système primaire d'une centrale nucléaire
US4913849A (en) * 1988-07-07 1990-04-03 Aamir Husain Process for pretreatment of chromium-rich oxide surfaces prior to decontamination
US5264041A (en) * 1986-12-01 1993-11-23 Siemens Aktiengesellschaft Method for cleaning a vessel
WO2012009781A1 (fr) * 2010-07-21 2012-01-26 Atomic Energy Of Canada Limited Processus et réactif de décontamination de réacteurs
WO2017076431A1 (fr) * 2015-11-03 2017-05-11 Areva Gmbh Procédé de décontamination de surfaces métalliques dans un réacteur nucléaire refroidi et modéré par eau lourde
CN113881513A (zh) * 2021-09-08 2022-01-04 中国辐射防护研究院 一种用于核电站反应堆部件去污的去污剂及其使用方法

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2471655A1 (fr) * 1979-12-10 1981-06-19 Ca Atomic Energy Ltd Reactif et procede pour la decontamination de systemes radioactifs
US4512921A (en) * 1980-06-06 1985-04-23 The United States Of America As Represented By The United States Department Of Energy Nuclear reactor cooling system decontamination reagent regeneration
EP0075882A2 (fr) * 1981-09-25 1983-04-06 Hitachi, Ltd. Procédé pour régénérer des solutions de nettoyage
EP0075882A3 (en) * 1981-09-25 1983-08-31 Hitachi, Ltd. Process for regenerating cleaning fluid
EP0090512A1 (fr) * 1982-03-22 1983-10-05 London Nuclear Limited Procédé de traitement de couches d'oxydes avant le nettoyage chimique
US4476047A (en) * 1982-03-22 1984-10-09 London Nuclear Limited Process for treatment of oxide films prior to chemical cleaning
FR2547450A1 (fr) * 1983-06-07 1984-12-14 Westinghouse Electric Corp Procede et appareillage pour le perfectionnement dans ou en ce qui concerne la decontamination de surfaces metalliques dans des reacteurs de centrale nucleaire et solution oxydante utilisee
EP0138289A1 (fr) * 1983-06-07 1985-04-24 Westinghouse Electric Corporation Décontamination des surfaces métalliques dans les réacteurs nucléaires de puissance
US4729855A (en) * 1985-11-29 1988-03-08 Westinghouse Electric Corp. Method of decontaminating radioactive metal surfaces
EP0273182A1 (fr) * 1986-12-01 1988-07-06 Siemens Aktiengesellschaft Procédé de nettoyage d'un réservoir
US5264041A (en) * 1986-12-01 1993-11-23 Siemens Aktiengesellschaft Method for cleaning a vessel
US5164015A (en) * 1986-12-01 1992-11-17 Siemens Aktiengesellschaft Method for cleaning a vessel
US4913849A (en) * 1988-07-07 1990-04-03 Aamir Husain Process for pretreatment of chromium-rich oxide surfaces prior to decontamination
EP0355477A1 (fr) * 1988-08-12 1990-02-28 Siemens Aktiengesellschaft Procédé et dispositif pour la décontamination du système primaire d'une centrale nucléaire
WO2012009781A1 (fr) * 2010-07-21 2012-01-26 Atomic Energy Of Canada Limited Processus et réactif de décontamination de réacteurs
CN103155047A (zh) * 2010-07-21 2013-06-12 加拿大原子能有限公司 反应堆去污方法和试剂
JP2013538336A (ja) * 2010-07-21 2013-10-10 アトミック エナジー オブ カナダ リミテッド 原子炉除染方法および除染薬剤
EP2596502A4 (fr) * 2010-07-21 2015-09-30 Atomic Energy Of Canada Ltd Processus et réactif de décontamination de réacteurs
WO2017076431A1 (fr) * 2015-11-03 2017-05-11 Areva Gmbh Procédé de décontamination de surfaces métalliques dans un réacteur nucléaire refroidi et modéré par eau lourde
CN113881513A (zh) * 2021-09-08 2022-01-04 中国辐射防护研究院 一种用于核电站反应堆部件去污的去污剂及其使用方法

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