FR668868A - Procédé d'amélioration de la résistance à la corrosion de moulages en alliages de magnésium - Google Patents

Procédé d'amélioration de la résistance à la corrosion de moulages en alliages de magnésium

Info

Publication number
FR668868A
FR668868A FR668868DA FR668868A FR 668868 A FR668868 A FR 668868A FR 668868D A FR668868D A FR 668868DA FR 668868 A FR668868 A FR 668868A
Authority
FR
France
Prior art keywords
improving
corrosion resistance
magnesium alloy
alloy castings
castings
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
English (en)
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie 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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR668868A publication Critical patent/FR668868A/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

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)
  • Chemical Treatment Of Metals (AREA)
  • Heat Treatment Of Articles (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
FR668868D 1923-02-02 1929-02-01 Procédé d'amélioration de la résistance à la corrosion de moulages en alliages de magnésium Expired FR668868A (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE1783770X 1923-02-02
DE287450X 1927-03-19
DE668868X 1928-02-02
DE305197X 1928-02-02
DEI33414D DE493827C (de) 1923-02-02 1928-02-03 Verfahren zur Verbesserung der Korrosionsbestaendigkeit von Formstuecken aus Magnesiumlegierungen

Publications (1)

Publication Number Publication Date
FR668868A true FR668868A (fr) 1929-11-07

Family

ID=61187897

Family Applications (1)

Application Number Title Priority Date Filing Date
FR668868D Expired FR668868A (fr) 1923-02-02 1929-02-01 Procédé d'amélioration de la résistance à la corrosion de moulages en alliages de magnésium

Country Status (4)

Country Link
BE (1) BE357549A (de)
DE (1) DE493827C (de)
FR (1) FR668868A (de)
GB (2) GB287450A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2796369A (en) * 1953-04-15 1957-06-18 Poor & Co Method of protecting zinc-copper alloys against corrosion and product thereof
US2887418A (en) * 1956-12-24 1959-05-19 Dow Chemical Co Composition for and method of chrome pickling of magnesium shapes

Also Published As

Publication number Publication date
BE357549A (fr) 1929-02-28
GB305197A (en) 1929-08-15
GB287450A (en) 1928-10-18
DE493827C (de) 1930-03-12

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