FR857798A - New coating for the protection of sheets and other metallic parts or objects, in particular of iron or its alloys - Google Patents

New coating for the protection of sheets and other metallic parts or objects, in particular of iron or its alloys

Info

Publication number
FR857798A
FR857798A FR857798DA FR857798A FR 857798 A FR857798 A FR 857798A FR 857798D A FR857798D A FR 857798DA FR 857798 A FR857798 A FR 857798A
Authority
FR
France
Prior art keywords
alloys
sheets
iron
objects
protection
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)
Inventor
Joseph Paul Louis Spiteri
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
Application granted granted Critical
Publication of FR857798A publication Critical patent/FR857798A/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
    • C23C22/22—Orthophosphates containing alkaline earth metal cations

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)
FR857798D 1939-04-07 1939-04-07 New coating for the protection of sheets and other metallic parts or objects, in particular of iron or its alloys Expired FR857798A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR857798T 1939-04-07

Publications (1)

Publication Number Publication Date
FR857798A true FR857798A (en) 1940-09-28

Family

ID=9329644

Family Applications (1)

Application Number Title Priority Date Filing Date
FR857798D Expired FR857798A (en) 1939-04-07 1939-04-07 New coating for the protection of sheets and other metallic parts or objects, in particular of iron or its alloys

Country Status (1)

Country Link
FR (1) FR857798A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1057846B (en) * 1954-09-02 1959-05-21 Metallgesellschaft Ag Process for the production of coatings from alkaline earth phosphate
DE1090048B (en) * 1955-02-02 1960-09-29 Metallgesellschaft Ag Process for the preparation of metallic workpieces for cold forming

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1057846B (en) * 1954-09-02 1959-05-21 Metallgesellschaft Ag Process for the production of coatings from alkaline earth phosphate
DE1090048B (en) * 1955-02-02 1960-09-29 Metallgesellschaft Ag Process for the preparation of metallic workpieces for cold forming

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