FR969195A - Process for the production of phosphating layers on steel or sintered articles - Google Patents

Process for the production of phosphating layers on steel or sintered articles

Info

Publication number
FR969195A
FR969195A FR969195DA FR969195A FR 969195 A FR969195 A FR 969195A FR 969195D A FR969195D A FR 969195DA FR 969195 A FR969195 A FR 969195A
Authority
FR
France
Prior art keywords
steel
production
sintered articles
phosphating layers
phosphating
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
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gebrueder Boehler and Co AG
Original Assignee
Gebrueder Boehler and Co AG
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 by Gebrueder Boehler and Co AG filed Critical Gebrueder Boehler and Co AG
Application granted granted Critical
Publication of FR969195A publication Critical patent/FR969195A/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
    • C23C22/07—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 phosphates
    • C23C22/08—Orthophosphates

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)
FR969195D 1948-07-15 1948-07-15 Process for the production of phosphating layers on steel or sintered articles Expired FR969195A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR969195T 1948-07-15

Publications (1)

Publication Number Publication Date
FR969195A true FR969195A (en) 1950-12-15

Family

ID=9501792

Family Applications (1)

Application Number Title Priority Date Filing Date
FR969195D Expired FR969195A (en) 1948-07-15 1948-07-15 Process for the production of phosphating layers on steel or sintered articles

Country Status (1)

Country Link
FR (1) FR969195A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1192487B (en) * 1960-07-23 1965-05-06 Agep Gnacke & Co Chem Fab Process for producing or increasing the corrosion resistance of metals or alloys, in particular iron or zinc, by phosphating
FR2451394A1 (en) * 1979-03-16 1980-10-10 Parker Italiana COMPOSITIONS FOR PROTECTING STEEL SURFACES AND PROCESS FOR THEIR PREPARATION
WO1982004444A1 (en) * 1981-06-10 1982-12-23 Treharne Timothy John Mingay Corrosion inhibition in sintered stainless steel

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1192487B (en) * 1960-07-23 1965-05-06 Agep Gnacke & Co Chem Fab Process for producing or increasing the corrosion resistance of metals or alloys, in particular iron or zinc, by phosphating
FR2451394A1 (en) * 1979-03-16 1980-10-10 Parker Italiana COMPOSITIONS FOR PROTECTING STEEL SURFACES AND PROCESS FOR THEIR PREPARATION
WO1982004444A1 (en) * 1981-06-10 1982-12-23 Treharne Timothy John Mingay Corrosion inhibition in sintered stainless steel

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