FR830839A - Process for protecting magnesium and its alloys against corrosion - Google Patents

Process for protecting magnesium and its alloys against corrosion

Info

Publication number
FR830839A
FR830839A FR830839DA FR830839A FR 830839 A FR830839 A FR 830839A FR 830839D A FR830839D A FR 830839DA FR 830839 A FR830839 A FR 830839A
Authority
FR
France
Prior art keywords
against corrosion
alloys against
protecting magnesium
protecting
magnesium
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.)
Trefileries et Laminoirs Du Havre
Original Assignee
Trefileries et Laminoirs Du Havre
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 Trefileries et Laminoirs Du Havre filed Critical Trefileries et Laminoirs Du Havre
Application granted granted Critical
Publication of FR830839A publication Critical patent/FR830839A/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)
FR830839D 1937-12-15 1937-12-15 Process for protecting magnesium and its alloys against corrosion Expired FR830839A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR830839T 1937-12-15

Publications (1)

Publication Number Publication Date
FR830839A true FR830839A (en) 1938-08-10

Family

ID=9289032

Family Applications (1)

Application Number Title Priority Date Filing Date
FR830839D Expired FR830839A (en) 1937-12-15 1937-12-15 Process for protecting magnesium and its alloys against corrosion

Country Status (1)

Country Link
FR (1) FR830839A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE745042C (en) * 1940-08-03 1944-02-24 Ig Farbenindustrie Ag Surface protection of magnesium alloys
US3284319A (en) * 1965-01-08 1966-11-08 Inland Steel Co Composition for treating metal surfaces

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE745042C (en) * 1940-08-03 1944-02-24 Ig Farbenindustrie Ag Surface protection of magnesium alloys
US3284319A (en) * 1965-01-08 1966-11-08 Inland Steel Co Composition for treating metal surfaces

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