BE635431A - Solution de traitement de metaux et procede pour traiter ceux-ci - Google Patents

Solution de traitement de metaux et procede pour traiter ceux-ci

Info

Publication number
BE635431A
BE635431A BE635431DA BE635431A BE 635431 A BE635431 A BE 635431A BE 635431D A BE635431D A BE 635431DA BE 635431 A BE635431 A BE 635431A
Authority
BE
Belgium
Prior art keywords
zinc
metal
solution
sep
panels
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
Rudolf Eldo Svadlenak
Original Assignee
E.I. Du Pont De Nemours & Co.
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 E.I. Du Pont De Nemours & Co. filed Critical E.I. Du Pont De Nemours & Co.
Publication of BE635431A publication Critical patent/BE635431A/fr

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)
BE635431D 1962-07-26 1963-07-25 Solution de traitement de metaux et procede pour traiter ceux-ci BE635431A (fr)

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
BE635431A true BE635431A (fr) 1963-11-18

Family

ID=26907394

Family Applications (1)

Application Number Title Priority Date Filing Date
BE635431D BE635431A (fr) 1962-07-26 1963-07-25 Solution de traitement de metaux et procede pour traiter ceux-ci

Country Status (6)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6167773A (ja) * 1984-09-11 1986-04-07 Nippon Dakuro Shamrock:Kk 金属表面処理法
JP3062763B2 (ja) * 1990-09-18 2000-07-12 株式会社日本ダクロシャムロック リン酸系処理組成物及びその処理物

Also Published As

Publication number Publication date
CH449377A (de) 1967-12-31
DE1521920A1 (de) 1970-08-20
DK103651C (da) 1966-01-31
NL295602A (nl) 1965-05-10
DE1521920B2 (de) 1971-01-21
GB990446A (en) 1965-04-28

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