GR862069B - Activation process for forminng adherent chromium electrodeposits from high energy efficient chromium baths on metal substrates - Google Patents

Activation process for forminng adherent chromium electrodeposits from high energy efficient chromium baths on metal substrates

Info

Publication number
GR862069B
GR862069B GR862069A GR860102069A GR862069B GR 862069 B GR862069 B GR 862069B GR 862069 A GR862069 A GR 862069A GR 860102069 A GR860102069 A GR 860102069A GR 862069 B GR862069 B GR 862069B
Authority
GR
Greece
Prior art keywords
chromium
forminng
high energy
activation process
energy efficient
Prior art date
Application number
GR862069A
Other languages
Greek (el)
English (en)
Inventor
Chessin Hyman
Mcmullen Warren
Jones Allen
Korbach William
Original Assignee
M & T Chemicals Inc
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
Priority claimed from US06/764,273 external-priority patent/US4585530A/en
Priority claimed from US06/780,469 external-priority patent/US4668348A/en
Priority claimed from US06/787,403 external-priority patent/US4664759A/en
Priority claimed from US06/816,180 external-priority patent/US4717456A/en
Application filed by M & T Chemicals Inc filed Critical M & T Chemicals Inc
Publication of GR862069B publication Critical patent/GR862069B/el

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
    • C25D5/34—Pretreatment of metallic surfaces to be electroplated
    • C25D5/36—Pretreatment of metallic surfaces to be electroplated of iron or steel

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)
  • Electroplating And Plating Baths Therefor (AREA)
GR862069A 1985-08-09 1986-08-05 Activation process for forminng adherent chromium electrodeposits from high energy efficient chromium baths on metal substrates GR862069B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US06/764,273 US4585530A (en) 1985-08-09 1985-08-09 Process for forming adherent chromium electrodeposits from high energy efficient bath on ferrous metal substrates
US06/780,469 US4668348A (en) 1985-09-26 1985-09-26 Method for forming adherent, bright, smooth and hard chromium electrodeposits on ferrous metal substrates from high energy efficient chromium baths
US06/787,403 US4664759A (en) 1985-10-15 1985-10-15 Method for forming adherent, bright, smooth and hard chromium electrodeposits on stainless steel substrates from high energy efficient chromium baths
US06/816,180 US4717456A (en) 1986-01-06 1986-01-06 Two-step electrolytic activation process for chromium electrodeposition

Publications (1)

Publication Number Publication Date
GR862069B true GR862069B (en) 1986-12-24

Family

ID=27505697

Family Applications (1)

Application Number Title Priority Date Filing Date
GR862069A GR862069B (en) 1985-08-09 1986-08-05 Activation process for forminng adherent chromium electrodeposits from high energy efficient chromium baths on metal substrates

Country Status (9)

Country Link
EP (1) EP0235173A1 (es)
AU (1) AU6127486A (es)
BR (1) BR8606816A (es)
DK (1) DK166887A (es)
ES (1) ES2000386A6 (es)
GR (1) GR862069B (es)
IL (1) IL79641A0 (es)
PT (1) PT83165B (es)
WO (1) WO1987000869A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5041138A (en) * 1986-11-20 1991-08-20 Massachusetts Institute Of Technology Neomorphogenesis of cartilage in vivo from cell culture
US5741685A (en) * 1995-06-07 1998-04-21 Children's Medical Center Corporation Parenchymal cells packaged in immunoprotective tissue for implantation
RU2155245C1 (ru) * 1999-08-19 2000-08-27 Степченко Валерий Владимирович Способ финишной подготовки металлической поверхности под нанесение гальванических покрытий (варианты)
US8763173B2 (en) * 2008-09-26 2014-07-01 Kohler Co. Stainless steel plumbing fixtures with resistant coatings
US20200032412A1 (en) * 2018-07-25 2020-01-30 The Boeing Company Compositions and Methods for Activating Titanium Substrates
CN113737239A (zh) * 2021-08-30 2021-12-03 凯瑞电子(诸城)有限公司 一种防止压力传感器金属外壳氧化的液体配方及处理工艺

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2915444A (en) * 1955-12-09 1959-12-01 Enthone Process for cleaning and plating ferrous metals
US3694326A (en) * 1969-11-03 1972-09-26 Allegheny Ludlum Steel Pretreatment of stainless steel for electroplating
BE786737A (fr) * 1971-07-27 1973-01-26 Bayer Rickmann Gmbh Procede de traitement prealable de toles d'acier pour l'emaillage en une couche apres formage
US3726773A (en) * 1971-08-02 1973-04-10 Us Army Surface preparation of maraging steel for electroplating
DE2500730C3 (de) * 1975-01-10 1980-04-24 Bergische Metallwarenfabrik Dillenberg & Co Kg, 5601 Gruiten Galvanisches Chrombad
IT1047584B (it) * 1975-09-26 1980-10-20 Centro Speriment Metallurg Metodo per migliorare la suscetti bilita dell acciaio ai rivestimenti
FR2423556A1 (fr) * 1978-03-08 1979-11-16 Yissum Res Dev Co Procede de revetement electrolytique de chrome sur divers metaux et bains utilises dans ce but
US4412892A (en) * 1981-07-13 1983-11-01 The United States Of America As Represented By The Secretary Of The Army Pretreatment of superalloys and stainless steels for electroplating
JPS6057519B2 (ja) * 1981-08-20 1985-12-16 住友金属工業株式会社 耐焼付性に優れた油井管継手およびその製造方法
US4472249A (en) * 1981-08-24 1984-09-18 M&T Chemicals Inc. Bright chromium plating baths and process
EP0085771B1 (en) * 1982-02-09 1988-04-20 International Business Machines Corporation Electrodeposition of chromium and its alloys
US4450050A (en) * 1983-02-03 1984-05-22 M&T Chemicals Inc. Process for bonding high efficiency chromium electrodeposits

Also Published As

Publication number Publication date
WO1987000869A1 (en) 1987-02-12
AU6127486A (en) 1987-03-05
PT83165B (en) 1988-01-04
BR8606816A (pt) 1987-10-13
EP0235173A1 (en) 1987-09-09
ES2000386A6 (es) 1988-02-16
DK166887D0 (da) 1987-04-01
PT83165A (en) 1986-09-01
IL79641A0 (en) 1986-11-30
DK166887A (da) 1987-04-01
EP0235173A4 (en) 1987-07-13

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