EP0146833A3 - Apparatus for electropolishing the inner surfaces of hollow cylindrical objects - Google Patents

Apparatus for electropolishing the inner surfaces of hollow cylindrical objects Download PDF

Info

Publication number
EP0146833A3
EP0146833A3 EP84114684A EP84114684A EP0146833A3 EP 0146833 A3 EP0146833 A3 EP 0146833A3 EP 84114684 A EP84114684 A EP 84114684A EP 84114684 A EP84114684 A EP 84114684A EP 0146833 A3 EP0146833 A3 EP 0146833A3
Authority
EP
European Patent Office
Prior art keywords
electropolishing
inner surfaces
hollow cylindrical
cylindrical objects
objects
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
EP84114684A
Other languages
German (de)
Other versions
EP0146833B1 (en
EP0146833A2 (en
Inventor
Hermann Dipl.-Ing. Operschall
Klaus-Alfred Steiner
Ludwig Dipl.-Ing. Voggenthaler (Fh)
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 EP0146833A2 publication Critical patent/EP0146833A2/en
Publication of EP0146833A3 publication Critical patent/EP0146833A3/en
Application granted granted Critical
Publication of EP0146833B1 publication Critical patent/EP0146833B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Food Science & Technology (AREA)
  • Physics & Mathematics (AREA)
  • General Chemical & Material Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Electroplating Methods And Accessories (AREA)
  • Cleaning In General (AREA)
EP84114684A 1983-12-14 1984-12-03 Apparatus for electropolishing the inner surfaces of hollow cylindrical objects Expired - Lifetime EP0146833B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19833345278 DE3345278A1 (en) 1983-12-14 1983-12-14 DEVICE FOR ELECTROPOLISHING THE INTERNAL SURFACE OF HOLLOW CYLINDRICAL BODIES
DE3345278 1983-12-14

Publications (3)

Publication Number Publication Date
EP0146833A2 EP0146833A2 (en) 1985-07-03
EP0146833A3 true EP0146833A3 (en) 1987-05-13
EP0146833B1 EP0146833B1 (en) 1990-08-01

Family

ID=6216943

Family Applications (1)

Application Number Title Priority Date Filing Date
EP84114684A Expired - Lifetime EP0146833B1 (en) 1983-12-14 1984-12-03 Apparatus for electropolishing the inner surfaces of hollow cylindrical objects

Country Status (8)

Country Link
US (1) US4634511A (en)
EP (1) EP0146833B1 (en)
JP (1) JPS60146626A (en)
CA (1) CA1229067A (en)
DE (2) DE3345278A1 (en)
ES (1) ES8605873A1 (en)
SU (1) SU1491347A3 (en)
UA (1) UA5973A1 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4690737A (en) * 1986-06-10 1987-09-01 Cation Corporation Electrochemical rifling of gun barrels
FR2607421B1 (en) * 1986-12-01 1989-03-24 Electricite De France DEVICE FOR EXPLORING AND / OR TREATING A CURVED SMOOTH SURFACE
FR2610137B1 (en) * 1987-01-28 1993-09-24 Electricite De France DECONTAMINATION SYSTEM FOR PRIMARY PIPES AND WATER BOX OF A NUCLEAR POWER STATION GENERATOR
FR2610758B1 (en) * 1987-02-09 1992-01-03 Electricite De France DEVICE FOR EXPLORING AND / OR TREATING THE SURFACE OF A CYLINDRICAL SAS WITH LOW RADIUS OF CURVATURE
DE3735840A1 (en) * 1987-10-23 1989-05-03 Hoefer & Bechtel Gmbh Device for cleaning sealing surfaces of a reactor pressure container lid
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
DE3878697D1 (en) * 1988-10-10 1993-04-01 Siemens Ag DEVICE FOR ELECTROPOLISHING SURFACES.
FR2641003B1 (en) * 1988-12-23 1991-04-05 Tech Milieu Ionisant
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
DE4017998A1 (en) * 1990-06-05 1992-01-09 Siemens Ag METHOD AND DEVICE FOR DECONTAMINATING RADIOACTIVELY CONTAMINATED SURFACES
US5409593A (en) * 1993-12-03 1995-04-25 Sifco Industries, Inc. Method and apparatus for selective electroplating using soluble anodes
GB2319259A (en) * 1996-11-15 1998-05-20 Babcock Rosyth Defence Limited reducing radionucleide contamination of a metallic component
US6217726B1 (en) * 1997-05-22 2001-04-17 Therma Corporation, Inc. Tube inner surface electropolishing device with electrolyte dam
US20190177872A1 (en) * 2016-06-21 2019-06-13 Extrude Hone Gmbh Electrolytic polishing method and device and method for producing a cathode
CN113878915B (en) * 2021-10-09 2023-12-08 安徽永正密封件有限公司 Processing technology of rubber sealing rubber ring for multi-angle socket connection of pipeline
CN118461115B (en) * 2024-07-10 2024-09-20 常州容导精密装备有限公司 Electrolysis polishing equipment and method for inner wall of cylinder with special-shaped structure

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4330381A (en) * 1978-09-18 1982-05-18 Jumer John F Method 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

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4001094A (en) * 1974-09-19 1977-01-04 Jumer John F Method for incremental electro-processing of large areas
JPS54153092U (en) * 1978-04-18 1979-10-24
US4190513A (en) * 1978-09-18 1980-02-26 Jumer John F Apparatus for containerless portable electro-polishing
JPS5593447U (en) * 1978-12-22 1980-06-28
US4304654A (en) * 1980-10-24 1981-12-08 Sifco Industries, Inc. Apparatus for electroplating

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4330381A (en) * 1978-09-18 1982-05-18 Jumer John F Method 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

Also Published As

Publication number Publication date
ES538635A0 (en) 1986-01-16
JPH0547327B2 (en) 1993-07-16
SU1491347A3 (en) 1989-06-30
EP0146833B1 (en) 1990-08-01
DE3345278A1 (en) 1985-06-27
EP0146833A2 (en) 1985-07-03
CA1229067A (en) 1987-11-10
DE3482871D1 (en) 1990-09-06
ES8605873A1 (en) 1986-01-16
US4634511A (en) 1987-01-06
UA5973A1 (en) 1994-12-29
JPS60146626A (en) 1985-08-02

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