GB1187785A - Chromate-Coated Chromium Plated Steels and Two-Step processes for the preparation thereof by Electrolytic Treatment - Google Patents

Chromate-Coated Chromium Plated Steels and Two-Step processes for the preparation thereof by Electrolytic Treatment

Info

Publication number
GB1187785A
GB1187785A GB1408667A GB1408667A GB1187785A GB 1187785 A GB1187785 A GB 1187785A GB 1408667 A GB1408667 A GB 1408667A GB 1408667 A GB1408667 A GB 1408667A GB 1187785 A GB1187785 A GB 1187785A
Authority
GB
United Kingdom
Prior art keywords
chromium
bath
chromate
amps
current density
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
GB1408667A
Other languages
English (en)
Inventor
Hiromu Uchida
Osamu Yanabu
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.)
Fuji Iron and Steel Co Ltd
Original Assignee
Fuji Iron and Steel Co Ltd
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 Fuji Iron and Steel Co Ltd filed Critical Fuji Iron and Steel Co Ltd
Publication of GB1187785A publication Critical patent/GB1187785A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/38—Chromatising

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electroplating Methods And Accessories (AREA)
  • Chemical Treatment Of Metals (AREA)
GB1408667A 1966-03-26 1967-03-28 Chromate-Coated Chromium Plated Steels and Two-Step processes for the preparation thereof by Electrolytic Treatment Expired GB1187785A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1852266 1966-03-26
JP7414766 1966-11-11

Publications (1)

Publication Number Publication Date
GB1187785A true GB1187785A (en) 1970-04-15

Family

ID=26355198

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1408667A Expired GB1187785A (en) 1966-03-26 1967-03-28 Chromate-Coated Chromium Plated Steels and Two-Step processes for the preparation thereof by Electrolytic Treatment

Country Status (5)

Country Link
BE (1) BE696034A (no)
DE (1) DE1621076B1 (no)
FR (1) FR1575515A (no)
GB (1) GB1187785A (no)
NL (1) NL151142B (no)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3755117A (en) * 1970-05-26 1973-08-28 Int Nickel Co Coating stainless steels
DE2918553A1 (de) * 1978-05-08 1979-11-15 Toyo Seikan Kaisha Ltd Dose aus elektrolytisch verchromtem stahlblech
JPS58177490A (ja) * 1982-04-13 1983-10-18 Kawasaki Steel Corp テインフリ−鋼板の製造方法
US4857436A (en) * 1987-12-28 1989-08-15 Nouel Jean Marie Offset plates with two chromium layers
US4996131A (en) * 1987-12-28 1991-02-26 Nouel Jean Marie Offset plate with thin chromium layer and method of making
US6254652B1 (en) * 1995-04-13 2001-07-03 Marathon Ashland Petroleum Llc At least three-step molten metal decomposition process cycle
CN103122470A (zh) * 2011-11-17 2013-05-29 符士正 汽车铸铁模具镀液

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55134197A (en) * 1979-04-05 1980-10-18 Toyo Kohan Co Ltd Electrolytic chromic acid treating steel sheet for adhesion can

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2733199A (en) * 1956-01-31 Electrolytic treatment of metal

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3755117A (en) * 1970-05-26 1973-08-28 Int Nickel Co Coating stainless steels
DE2918553A1 (de) * 1978-05-08 1979-11-15 Toyo Seikan Kaisha Ltd Dose aus elektrolytisch verchromtem stahlblech
JPS58177490A (ja) * 1982-04-13 1983-10-18 Kawasaki Steel Corp テインフリ−鋼板の製造方法
JPS6123280B2 (no) * 1982-04-13 1986-06-05 Kawasaki Steel Co
US4857436A (en) * 1987-12-28 1989-08-15 Nouel Jean Marie Offset plates with two chromium layers
US4996131A (en) * 1987-12-28 1991-02-26 Nouel Jean Marie Offset plate with thin chromium layer and method of making
US6254652B1 (en) * 1995-04-13 2001-07-03 Marathon Ashland Petroleum Llc At least three-step molten metal decomposition process cycle
CN103122470A (zh) * 2011-11-17 2013-05-29 符士正 汽车铸铁模具镀液

Also Published As

Publication number Publication date
DE1621076B1 (de) 1971-08-26
NL6704414A (no) 1967-09-27
BE696034A (no) 1967-09-01
NL151142B (nl) 1976-10-15
FR1575515A (no) 1969-07-25

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Legal Events

Date Code Title Description
PS Patent sealed
PE Patent expired