GB1286718A - Improvements in or relating to processes of chromium plating - Google Patents

Improvements in or relating to processes of chromium plating

Info

Publication number
GB1286718A
GB1286718A GB27833/70A GB2783370A GB1286718A GB 1286718 A GB1286718 A GB 1286718A GB 27833/70 A GB27833/70 A GB 27833/70A GB 2783370 A GB2783370 A GB 2783370A GB 1286718 A GB1286718 A GB 1286718A
Authority
GB
United Kingdom
Prior art keywords
chromium plating
relating
processes
june
article
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
GB27833/70A
Inventor
Harry Winters Buchanan
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB1286718A publication Critical patent/GB1286718A/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
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/48—After-treatment of electroplated surfaces
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D21/00—Processes for servicing or operating cells for electrolytic coating
    • C25D21/08—Rinsing

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Chemically Coating (AREA)

Abstract

1286718 Chromium plating H W BUCHANAN 9 June 1970[9 June 1969] 27833/70 Headings C7B and C7F An article is chromium plated and thereafter rinsed in an aqueous solution comprising; (a) an alkali metal hydrosulphite as a chromic acid reducing agent, (b) an alkaline buffer, and (c) a surfactant. The article may be of metal or of plastics material having a nickel coating.
GB27833/70A 1969-06-09 1970-06-09 Improvements in or relating to processes of chromium plating Expired GB1286718A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83134669A 1969-06-09 1969-06-09

Publications (1)

Publication Number Publication Date
GB1286718A true GB1286718A (en) 1972-08-23

Family

ID=25258837

Family Applications (1)

Application Number Title Priority Date Filing Date
GB27833/70A Expired GB1286718A (en) 1969-06-09 1970-06-09 Improvements in or relating to processes of chromium plating

Country Status (4)

Country Link
US (1) US3552993A (en)
DE (1) DE2028366B2 (en)
FR (1) FR2050991A5 (en)
GB (1) GB1286718A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3904491A (en) * 1973-10-12 1975-09-09 Nat Steel Corp Controlling electrolyte concentration in electrolytic and rinsing treatment of chrome plated steel strip
CN100371504C (en) * 2005-02-20 2008-02-27 重庆建设摩托车股份有限公司 Method for removing chromic anhydride after muffler being chromeplated
CN110453234A (en) * 2019-09-03 2019-11-15 深圳市文壹科技有限公司 A kind of process of surface treatment for nickel strap needed for making soft-package battery negative lug

Also Published As

Publication number Publication date
DE2028366A1 (en) 1971-02-11
US3552993A (en) 1971-01-05
DE2028366B2 (en) 1973-02-01
FR2050991A5 (en) 1971-04-02

Similar Documents

Publication Publication Date Title
GB912956A (en) Improvements in and relating to chemical nickel plating of magnesium and its alloys
ES382866A1 (en) Electroless plating solution and process
GB1286718A (en) Improvements in or relating to processes of chromium plating
GB1206741A (en) Process for electroplating polyoxymethylene resins
GB939007A (en) Bright gold electroplating
GB932990A (en) Improvements in or relating to chromium plating
GB1346731A (en) Rinse for metal coatings
SE8002598L (en) SILVER AND SILVER / GOLD PLATING BATH
GB1442325A (en) Electroplating with gold and gold alloys
ES315147A1 (en) Method of electrolytically depositing a placement of a tin alloy and bismuto. (Machine-translation by Google Translate, not legally binding)
GB993392A (en) Improvements in production of electrodeposited materials
ES8402368A1 (en) Zinc-nickel electroplated article and method for producing the same.
FR2037988A5 (en) Surface treatment of hydro-phobic plastics - surfaces to make them hydrophilic and plat
ES384248A1 (en) Chromic acid conditioner for treatment of polymeric resin surfaces for electroless plating
GB1329506A (en) Metallizing surfaces of non-conducting articles
GB1087054A (en) Tinning of alumnium
GB1448831A (en) Currentless plating of solid bodies with nickel
GB1214420A (en) Surface-pretreatment of non-metallic articles for chemical nickel-plating
GB1327426A (en) Process for chemically nickel-plating surfaces of artificial plastic materials
GB899020A (en) Electroplating bath and process
GB1043013A (en) Process for producing dyed chromate films on zinc and zinc alloys
GB900825A (en) Solutions and processes for the production of chemical conversion coatings upon zirconium and its alloys
GB1277145A (en) Metal-plated polypropylene plastics materials
GB1125811A (en) Catalysts
GB1328938A (en) Electroless chromium plating process

Legal Events

Date Code Title Description
414F Notice of opposition given (sect. 14/1949)
414A Case decided by the comptroller ** specification amended (sect. 14/1949)
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees