FR1300825A - Phosphochromization of ferrous metals - Google Patents

Phosphochromization of ferrous metals

Info

Publication number
FR1300825A
FR1300825A FR7337A FR33007337A FR1300825A FR 1300825 A FR1300825 A FR 1300825A FR 7337 A FR7337 A FR 7337A FR 33007337 A FR33007337 A FR 33007337A FR 1300825 A FR1300825 A FR 1300825A
Authority
FR
France
Prior art keywords
phosphochromization
ferrous metals
ferrous
metals
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
FR7337A
Other languages
French (fr)
Inventor
Georges Leblanc
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 filed Critical
Priority to FR7337A priority Critical patent/FR1300825A/en
Application granted granted Critical
Publication of FR1300825A publication Critical patent/FR1300825A/en
Expired legal-status Critical Current

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
    • C23C22/05—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 aqueous solutions
    • C23C22/06—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 aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/24—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 aqueous solutions using aqueous acidic solutions with pH less than 6 containing hexavalent chromium compounds
    • C23C22/33—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 aqueous solutions using aqueous acidic solutions with pH less than 6 containing hexavalent chromium compounds containing also phosphates

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)
FR7337A 1961-06-26 1961-06-26 Phosphochromization of ferrous metals Expired FR1300825A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7337A FR1300825A (en) 1961-06-26 1961-06-26 Phosphochromization of ferrous metals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7337A FR1300825A (en) 1961-06-26 1961-06-26 Phosphochromization of ferrous metals

Publications (1)

Publication Number Publication Date
FR1300825A true FR1300825A (en) 1962-08-10

Family

ID=8572253

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7337A Expired FR1300825A (en) 1961-06-26 1961-06-26 Phosphochromization of ferrous metals

Country Status (1)

Country Link
FR (1) FR1300825A (en)

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