CH449377A - Agent for treating metals and using this agent - Google Patents

Agent for treating metals and using this agent

Info

Publication number
CH449377A
CH449377A CH927763A CH927763A CH449377A CH 449377 A CH449377 A CH 449377A CH 927763 A CH927763 A CH 927763A CH 927763 A CH927763 A CH 927763A CH 449377 A CH449377 A CH 449377A
Authority
CH
Switzerland
Prior art keywords
agent
treating metals
metals
treating
Prior art date
Application number
CH927763A
Other languages
German (de)
Inventor
Eldo Svadlenak Rudolf
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
Publication of CH449377A publication Critical patent/CH449377A/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)
CH927763A 1962-07-26 1963-07-25 Agent for treating metals and using this agent CH449377A (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
CH449377A true CH449377A (en) 1967-12-31

Family

ID=26907394

Family Applications (1)

Application Number Title Priority Date Filing Date
CH927763A CH449377A (en) 1962-07-26 1963-07-25 Agent for treating metals and using this agent

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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0177786A1 (en) * 1984-09-11 1986-04-16 Nippon Dacro Shamrock Co. Ltd. Anti-corrosion treatment process for iron materials

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0177786A1 (en) * 1984-09-11 1986-04-16 Nippon Dacro Shamrock Co. Ltd. Anti-corrosion treatment process for iron materials

Also Published As

Publication number Publication date
DE1521920B2 (en) 1971-01-21
GB990446A (en) 1965-04-28
NL295602A (en) 1965-05-10
BE635431A (en) 1963-11-18
DK103651C (en) 1966-01-31
DE1521920A1 (en) 1970-08-20

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