GB1283463A - A bath and a method for the electrolytic removal of a metal coating of nickel or chromium from a base component made of copper or a copper alloy - Google Patents

A bath and a method for the electrolytic removal of a metal coating of nickel or chromium from a base component made of copper or a copper alloy

Info

Publication number
GB1283463A
GB1283463A GB20693/70A GB2069370A GB1283463A GB 1283463 A GB1283463 A GB 1283463A GB 20693/70 A GB20693/70 A GB 20693/70A GB 2069370 A GB2069370 A GB 2069370A GB 1283463 A GB1283463 A GB 1283463A
Authority
GB
United Kingdom
Prior art keywords
copper
chromium
nickel
bath
base component
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
GB20693/70A
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.)
Dillenberg Bergische Metall
Original Assignee
Dillenberg Bergische Metall
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 Dillenberg Bergische Metall filed Critical Dillenberg Bergische Metall
Publication of GB1283463A publication Critical patent/GB1283463A/en
Expired 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
    • C25F5/00—Electrolytic stripping of metallic layers or coatings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • ing And Chemical Polishing (AREA)
  • Electroplating And Plating Baths Therefor (AREA)
  • Electroplating Methods And Accessories (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)

Abstract

1283463 Electrolytic stripping of nickel and chromium coatings BERGISCHE METALLWARENFABRIK DILLENBERG & CO KG 29 April 1970 [22 May 1969] 20693/70 Heading C7B A bath for the electrolytic stripping of chromium or nickel coatings from a copper or copper alloy base component comprises 50-95 wt% sulphuric acid or a sulphonic acid, e. g. nitrobenzol sulphonic acid, and one or more organic acids or their salts, e. g. citric acid or oxalic acid or the sodium, ammonium or potassium salts thereof, or lactic acid.
GB20693/70A 1969-05-22 1970-04-29 A bath and a method for the electrolytic removal of a metal coating of nickel or chromium from a base component made of copper or a copper alloy Expired GB1283463A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1926228A DE1926228C3 (en) 1969-05-22 1969-05-22 Bath for the electrolytic removal of metal coatings made of nickel or chrome from base bodies made of non-ferrous metal

Publications (1)

Publication Number Publication Date
GB1283463A true GB1283463A (en) 1972-07-26

Family

ID=5734922

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20693/70A Expired GB1283463A (en) 1969-05-22 1970-04-29 A bath and a method for the electrolytic removal of a metal coating of nickel or chromium from a base component made of copper or a copper alloy

Country Status (8)

Country Link
US (1) US3649489A (en)
AT (1) AT290943B (en)
BR (1) BR7019185D0 (en)
CH (1) CH508053A (en)
DE (1) DE1926228C3 (en)
FR (1) FR2043620B1 (en)
GB (1) GB1283463A (en)
NL (1) NL7007038A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2129443A (en) * 1982-10-29 1984-05-16 Latszereszeti Eszkoezoek Gyara Electrolytic removal of nickel chromium or gold layers from the surface base and apparatus therefore

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5479131A (en) * 1977-12-07 1979-06-23 Okuno Chem Ind Co Electrolytic bath for removing electrodeposited metal on stainless steel substrate
US4221648A (en) * 1978-07-14 1980-09-09 Petrolite Corporation Media regeneration in electrofiltration
US4233124A (en) * 1979-10-29 1980-11-11 Oxy Metal Industries Corporation Electrolytic stripping bath and process
US4264420A (en) * 1979-10-29 1981-04-28 Oxy Metal Industries Corporation Electrolytic stripping bath and process
US4324626A (en) * 1979-11-13 1982-04-13 United Technologies Corporation Selective removal of nickel-based braze alloy from nickel-based metals
US4261804A (en) * 1979-11-13 1981-04-14 United Technologies Corporation Selective removal of nickel-based alloys from ferrous-based metals
CA1185152A (en) * 1982-01-22 1985-04-09 Thomas W. Bleeks Selective chemical removal of hard surface coatings from superalloy substrates
US4400248A (en) * 1982-03-08 1983-08-23 Occidental Chemical Corporation Electrolytic stripping process
US4404074A (en) * 1982-05-27 1983-09-13 Occidental Chemical Corporation Electrolytic stripping bath and process
US4668355A (en) * 1985-09-09 1987-05-26 Olin Corporation Solutions for extracting magnetic particles
EP0214644A3 (en) * 1985-09-09 1988-10-05 Olin Corporation Method of producing ferromagnetic particles
US4720332A (en) * 1986-04-21 1988-01-19 Coffey Barry W Nickel strip formulation
US4678552A (en) * 1986-04-22 1987-07-07 Pennwalt Corporation Selective electrolytic stripping of metal coatings from base metal substrates

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2129443A (en) * 1982-10-29 1984-05-16 Latszereszeti Eszkoezoek Gyara Electrolytic removal of nickel chromium or gold layers from the surface base and apparatus therefore

Also Published As

Publication number Publication date
CH508053A (en) 1971-05-31
FR2043620B1 (en) 1974-05-24
AT290943B (en) 1971-06-25
DE1926228B2 (en) 1973-07-05
FR2043620A1 (en) 1971-02-19
DE1926228A1 (en) 1970-11-26
US3649489A (en) 1972-03-14
BR7019185D0 (en) 1973-04-17
DE1926228C3 (en) 1974-02-21
NL7007038A (en) 1970-11-24

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees