GB1383524A - Bright chromium plating - Google Patents

Bright chromium plating

Info

Publication number
GB1383524A
GB1383524A GB759672A GB759672A GB1383524A GB 1383524 A GB1383524 A GB 1383524A GB 759672 A GB759672 A GB 759672A GB 759672 A GB759672 A GB 759672A GB 1383524 A GB1383524 A GB 1383524A
Authority
GB
United Kingdom
Prior art keywords
bisulphites
bath
complex
chromium
feb
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
GB759672A
Other languages
English (en)
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of GB1383524A publication Critical patent/GB1383524A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00Electroplating: Baths therefor
    • C25D3/02Electroplating: Baths therefor from solutions
    • C25D3/04Electroplating: Baths therefor from solutions of chromium
    • C25D3/06Electroplating: Baths therefor from solutions of chromium from solutions of trivalent chromium
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D21/00Processes for servicing or operating cells for electrolytic coating
    • C25D21/16Regeneration of process solutions
    • C25D21/18Regeneration of process solutions of electrolytes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electroplating And Plating Baths Therefor (AREA)
GB759672A 1971-02-19 1972-02-18 Bright chromium plating Expired GB1383524A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11709171A 1971-02-19 1971-02-19

Publications (1)

Publication Number Publication Date
GB1383524A true GB1383524A (en) 1974-02-12

Family

ID=22370945

Family Applications (1)

Application Number Title Priority Date Filing Date
GB759672A Expired GB1383524A (en) 1971-02-19 1972-02-18 Bright chromium plating

Country Status (6)

Country Link
US (1) US3706639A (enExample)
CA (1) CA1017279A (enExample)
FR (1) FR2125315B1 (enExample)
GB (1) GB1383524A (enExample)
IT (1) IT948644B (enExample)
NL (1) NL7202194A (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2158100A (en) * 1984-05-01 1985-11-06 Nat Res Dev Chromium electroplating bath
US4648947A (en) * 1984-05-01 1987-03-10 National Research Development Corp. Chromium electroplating and bath therefor
US5243320A (en) * 1988-02-26 1993-09-07 Gould Inc. Resistive metal layers and method for making same
RU2139369C1 (ru) * 1999-01-25 1999-10-10 Виноградов Сергей Станиславович Способ электрохимического нанесения хромовых покрытий на металлы и сплавы

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1562188A (en) * 1975-08-27 1980-03-05 Albright & Wilson Chromium electroplating baths

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2158100A (en) * 1984-05-01 1985-11-06 Nat Res Dev Chromium electroplating bath
US4648947A (en) * 1984-05-01 1987-03-10 National Research Development Corp. Chromium electroplating and bath therefor
US5243320A (en) * 1988-02-26 1993-09-07 Gould Inc. Resistive metal layers and method for making same
RU2139369C1 (ru) * 1999-01-25 1999-10-10 Виноградов Сергей Станиславович Способ электрохимического нанесения хромовых покрытий на металлы и сплавы

Also Published As

Publication number Publication date
CA1017279A (en) 1977-09-13
DE2207702B2 (de) 1977-02-03
US3706639A (en) 1972-12-19
DE2207702A1 (de) 1972-08-31
FR2125315B1 (enExample) 1976-12-03
IT948644B (it) 1973-06-11
FR2125315A1 (enExample) 1972-09-29
NL7202194A (enExample) 1972-08-22

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee