DK103651C - Chromating bath and method of treating metals with this bath. - Google Patents

Chromating bath and method of treating metals with this bath.

Info

Publication number
DK103651C
DK103651C DK356263AA DK356263A DK103651C DK 103651 C DK103651 C DK 103651C DK 356263A A DK356263A A DK 356263AA DK 356263 A DK356263 A DK 356263A DK 103651 C DK103651 C DK 103651C
Authority
DK
Denmark
Prior art keywords
bath
chromating
treating metals
metals
treating
Prior art date
Application number
DK356263AA
Other languages
Danish (da)
Original Assignee
Du Pont
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 US287774A external-priority patent/US3285788A/en
Application filed by Du Pont filed Critical Du Pont
Application granted granted Critical
Publication of DK103651C publication Critical patent/DK103651C/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/02—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using non-aqueous solutions
    • C23C22/04—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using non-aqueous solutions containing hexavalent chromium compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
DK356263AA 1962-07-26 1963-07-25 Chromating bath and method of treating metals with this bath. DK103651C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US21271262A 1962-07-26 1962-07-26
US287774A US3285788A (en) 1963-06-14 1963-06-14 Anhydrous chromic acid solution and process of treating metal therewith

Publications (1)

Publication Number Publication Date
DK103651C true DK103651C (en) 1966-01-31

Family

ID=26907394

Family Applications (1)

Application Number Title Priority Date Filing Date
DK356263AA DK103651C (en) 1962-07-26 1963-07-25 Chromating bath and method of treating metals with this bath.

Country Status (6)

Country Link
BE (1) BE635431A (en)
CH (1) CH449377A (en)
DE (1) DE1521920B2 (en)
DK (1) DK103651C (en)
GB (1) GB990446A (en)
NL (1) NL295602A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6167773A (en) * 1984-09-11 1986-04-07 Nippon Dakuro Shamrock:Kk Surface treatment of metal
JP3062763B2 (en) * 1990-09-18 2000-07-12 株式会社日本ダクロシャムロック Phosphate-based treatment composition and treated product

Also Published As

Publication number Publication date
BE635431A (en) 1963-11-18
GB990446A (en) 1965-04-28
DE1521920B2 (en) 1971-01-21
DE1521920A1 (en) 1970-08-20
NL295602A (en) 1965-05-10
CH449377A (en) 1967-12-31

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