DE69302290T2 - Process and device for decontaminating a used nuclear steam generator - Google Patents

Process and device for decontaminating a used nuclear steam generator

Info

Publication number
DE69302290T2
DE69302290T2 DE1993602290 DE69302290T DE69302290T2 DE 69302290 T2 DE69302290 T2 DE 69302290T2 DE 1993602290 DE1993602290 DE 1993602290 DE 69302290 T DE69302290 T DE 69302290T DE 69302290 T2 DE69302290 T2 DE 69302290T2
Authority
DE
Germany
Prior art keywords
decontaminating
steam generator
nuclear steam
used nuclear
generator
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 - Fee Related
Application number
DE1993602290
Other languages
German (de)
Other versions
DE69302290D1 (en
Inventor
Michel Dubourg
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.)
Areva NP SAS
Original Assignee
Framatome SA
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9426269&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69302290(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Framatome SA filed Critical Framatome SA
Publication of DE69302290D1 publication Critical patent/DE69302290D1/en
Application granted granted Critical
Publication of DE69302290T2 publication Critical patent/DE69302290T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/08—Iron or steel
    • C23G1/085—Iron or steel solutions containing HNO3
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B37/00—Component parts or details of steam boilers
    • F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
    • F22B37/48—Devices for removing water, salt, or sludge from boilers; Arrangements of cleaning apparatus in boilers; Combinations thereof with boilers
    • F22B37/483—Devices for removing water, salt, or sludge from boilers; Arrangements of cleaning apparatus in boilers; Combinations thereof with boilers specially adapted for nuclear steam generators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
DE1993602290 1992-02-03 1993-01-28 Process and device for decontaminating a used nuclear steam generator Expired - Fee Related DE69302290T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9201171A FR2687005B1 (en) 1992-02-03 1992-02-03 PROCESS AND INSTALLATION FOR DECONTAMINATION OF THE PRIMARY PART OF A STEAM GENERATOR USING A NUCLEAR REACTOR WITH REGULAR WATER UNDER PRESSURE.

Publications (2)

Publication Number Publication Date
DE69302290D1 DE69302290D1 (en) 1996-05-30
DE69302290T2 true DE69302290T2 (en) 1996-09-19

Family

ID=9426269

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1993602290 Expired - Fee Related DE69302290T2 (en) 1992-02-03 1993-01-28 Process and device for decontaminating a used nuclear steam generator

Country Status (7)

Country Link
EP (1) EP0555127B1 (en)
BG (1) BG97390A (en)
CZ (1) CZ11093A3 (en)
DE (1) DE69302290T2 (en)
FR (1) FR2687005B1 (en)
HU (1) HU213081B (en)
SK (1) SK5693A3 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016122513B3 (en) * 2016-11-22 2017-03-16 Areva Gmbh Method for dismantling a steam generator or heat exchanger, in particular a steam generator or heat exchanger of a nuclear power plant

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2706217A1 (en) * 1993-06-08 1994-12-16 Framatome Sa Method for rehabilitating a heat exchanger in a nuclear power plant, in particular a heat exchanger in the auxiliary cooling circuit of a shutdown nuclear reactor.
FR2710182B1 (en) * 1993-09-16 1995-12-08 Framatome Sa Process for dismantling a used steam generator from a pressurized water nuclear reactor.
FR2711898B1 (en) * 1993-11-05 1995-12-29 Oreal Brush for applying nail polish, or the like.
FR2730641B1 (en) * 1995-02-20 1997-03-14 Commissariat Energie Atomique OZONE DECONTAMINATION FOAM, AND DECONTAMINATION METHOD USING THE SAME
DE19541501A1 (en) * 1995-11-07 1997-05-15 Siemens Ag Method and device for disposing of a nuclear steam generator
BE1011754A3 (en) * 1998-02-20 1999-12-07 En Nucleaire Etabilissement D Method and metal surfaces decontamination installation.
CN112481624B (en) * 2019-09-11 2024-03-22 中冶南方工程技术有限公司 Automatic purification device for concentrated acid pipeline of acid regeneration system and use method of automatic purification device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4217192A (en) * 1979-06-11 1980-08-12 The United States Of America As Represented By The United States Department Of Energy Decontamination of metals using chemical etching
US4963293A (en) * 1983-06-07 1990-10-16 Westinghouse Electric Corp. Flow control method for decontaminating radioactively contaminated nuclear steam generator
SE451915B (en) * 1984-03-09 1987-11-02 Studsvik Energiteknik Ab PROCEDURE FOR DECOMPOSITION OF PRESSURE WATER REACTORS
ZA853531B (en) * 1984-05-29 1985-12-24 Westinghouse Electric Corp Ceric acid decontamination of nuclear reactors
US4676201A (en) * 1984-07-25 1987-06-30 Westinghouse Electric Corp. Method and apparatus for removal of residual sludge from a nuclear steam generator
SE465142B (en) * 1988-08-11 1991-07-29 Studsvik Ab PROCEDURES DISCONTINUATE CORROSION PRODUCTS IN NUCLEAR POWER REACTORS

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016122513B3 (en) * 2016-11-22 2017-03-16 Areva Gmbh Method for dismantling a steam generator or heat exchanger, in particular a steam generator or heat exchanger of a nuclear power plant
US11328828B2 (en) 2016-11-22 2022-05-10 Framatome Gmbh Method for dismantling a steam generator or heat exchanger, in particular a steam generator or heat exchanger of a nuclear power plant

Also Published As

Publication number Publication date
FR2687005A1 (en) 1993-08-06
EP0555127A1 (en) 1993-08-11
HU213081B (en) 1997-02-28
HUT66988A (en) 1995-01-30
DE69302290D1 (en) 1996-05-30
SK5693A3 (en) 1993-09-09
BG97390A (en) 1994-03-24
HU9300267D0 (en) 1993-06-28
FR2687005B1 (en) 1994-10-21
CZ11093A3 (en) 1993-08-11
EP0555127B1 (en) 1996-04-24

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8339 Ceased/non-payment of the annual fee