FR1487140A - Procédé pour améliorer la protection contre la corrosion de surfaces en fer et acier, et notamment de tôles embouties - Google Patents

Procédé pour améliorer la protection contre la corrosion de surfaces en fer et acier, et notamment de tôles embouties

Info

Publication number
FR1487140A
FR1487140A FR70162A FR70162A FR1487140A FR 1487140 A FR1487140 A FR 1487140A FR 70162 A FR70162 A FR 70162A FR 70162 A FR70162 A FR 70162A FR 1487140 A FR1487140 A FR 1487140A
Authority
FR
France
Prior art keywords
iron
improving
protection against
against corrosion
steel surfaces
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
FR70162A
Other languages
English (en)
Inventor
Adolf Schwedhelm
Werner Schlosser
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 FR70162A priority Critical patent/FR1487140A/fr
Application granted granted Critical
Publication of FR1487140A publication Critical patent/FR1487140A/fr
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
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D13/00—Electrophoretic coating characterised by the process
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D13/00—Electrophoretic coating characterised by the process
    • C25D13/20—Pretreatment
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/48—After-treatment of electroplated surfaces

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
FR70162A 1965-07-20 1966-07-20 Procédé pour améliorer la protection contre la corrosion de surfaces en fer et acier, et notamment de tôles embouties Expired FR1487140A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR70162A FR1487140A (fr) 1965-07-20 1966-07-20 Procédé pour améliorer la protection contre la corrosion de surfaces en fer et acier, et notamment de tôles embouties

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DESC037411 1965-07-20
FR70162A FR1487140A (fr) 1965-07-20 1966-07-20 Procédé pour améliorer la protection contre la corrosion de surfaces en fer et acier, et notamment de tôles embouties

Publications (1)

Publication Number Publication Date
FR1487140A true FR1487140A (fr) 1967-06-30

Family

ID=25993293

Family Applications (1)

Application Number Title Priority Date Filing Date
FR70162A Expired FR1487140A (fr) 1965-07-20 1966-07-20 Procédé pour améliorer la protection contre la corrosion de surfaces en fer et acier, et notamment de tôles embouties

Country Status (1)

Country Link
FR (1) FR1487140A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2765891A1 (fr) * 1997-07-10 1999-01-15 Lorraine Laminage Procede de traitement de surface de toles d'acier revetu au trempe d'alliage comprenant essentiellement du zinc et du fer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2765891A1 (fr) * 1997-07-10 1999-01-15 Lorraine Laminage Procede de traitement de surface de toles d'acier revetu au trempe d'alliage comprenant essentiellement du zinc et du fer

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