FR865728A - Process for the protection of metals and their alloys and more especially of magnesium and its alloys - Google Patents

Process for the protection of metals and their alloys and more especially of magnesium and its alloys

Info

Publication number
FR865728A
FR865728A FR865728DA FR865728A FR 865728 A FR865728 A FR 865728A FR 865728D A FR865728D A FR 865728DA FR 865728 A FR865728 A FR 865728A
Authority
FR
France
Prior art keywords
alloys
metals
magnesium
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
Boris Cogan
Jacob Glaymann
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 FR865728A publication Critical patent/FR865728A/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
    • C23C22/30—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 trivalent chromium

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)
FR865728D 1940-02-08 1940-02-08 Process for the protection of metals and their alloys and more especially of magnesium and its alloys Expired FR865728A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR865728T 1940-02-08

Publications (1)

Publication Number Publication Date
FR865728A true FR865728A (en) 1941-05-31

Family

ID=9344537

Family Applications (1)

Application Number Title Priority Date Filing Date
FR865728D Expired FR865728A (en) 1940-02-08 1940-02-08 Process for the protection of metals and their alloys and more especially of magnesium and its alloys

Country Status (1)

Country Link
FR (1) FR865728A (en)

Similar Documents

Publication Publication Date Title
CH227798A (en) Method of protecting metals against corrosion.
FR865728A (en) Process for the protection of metals and their alloys and more especially of magnesium and its alloys
FR875991A (en) Surface protection of magnesium alloys
FR50432E (en) Process for the protection of magnesium and its alloys
FR971204A (en) Process for the protection of magnesium and its alloys
FR830839A (en) Process for protecting magnesium and its alloys against corrosion
FR805551A (en) Process for the protection of magnesium and its alloys
FR48581E (en) Process for the chemical protection of metals such as magnesium and its alloys against corrosion
FR882311A (en) Process for nitriding metals and alloys
CH216207A (en) Process for rolling magnesium and its alloys.
CH227825A (en) Method of machining metals and light alloys.
FR876013A (en) Process for recovering metals constituting an alloy
FR867116A (en) Continuous metal casting process
FR973146A (en) Metal refining process
FR875298A (en) Process for treating magnesium and its alloys
FR49544E (en) Process to protect magnesium and its alloys against corrosion
FR49870E (en) Process to protect magnesium and its alloys against corrosion
FR870669A (en) Improvements to processes for refining magnesium and its alloys
FR879728A (en) Process for refining the texture of magnesium and its alloys
FR865946A (en) Improvements to processes for protecting magnesium and its alloys against corrosion
FR832994A (en) Casting process for magnesium and its alloys
FR899050A (en) Magnesium alloys
FR840058A (en) Process for protecting objects made of magnesium or one of its alloys
FR872952A (en) Process for improving the initial permeability of fersilicon alloys
FR872294A (en) Process for the heat treatment of metals