CH350167A - Process for the preparation of metallic workpieces for cold forming - Google Patents

Process for the preparation of metallic workpieces for cold forming

Info

Publication number
CH350167A
CH350167A CH350167DA CH350167A CH 350167 A CH350167 A CH 350167A CH 350167D A CH350167D A CH 350167DA CH 350167 A CH350167 A CH 350167A
Authority
CH
Switzerland
Prior art keywords
preparation
cold forming
metallic workpieces
workpieces
metallic
Prior art date
Application number
Other languages
German (de)
Inventor
Rudolf Dipl Chem Brodt
Original Assignee
Metallgesellschaft 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 Metallgesellschaft Ag filed Critical Metallgesellschaft Ag
Publication of CH350167A publication Critical patent/CH350167A/en

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
    • C23C22/73—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 characterised by the process
    • C23C22/74—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 characterised by the process for obtaining burned-in conversion coatings

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)
CH350167D 1955-02-02 1955-12-17 Process for the preparation of metallic workpieces for cold forming CH350167A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEM25983A DE1090048B (en) 1955-02-02 1955-02-02 Process for the preparation of metallic workpieces for cold forming

Publications (1)

Publication Number Publication Date
CH350167A true CH350167A (en) 1960-11-15

Family

ID=7299697

Family Applications (1)

Application Number Title Priority Date Filing Date
CH350167D CH350167A (en) 1955-02-02 1955-12-17 Process for the preparation of metallic workpieces for cold forming

Country Status (3)

Country Link
CH (1) CH350167A (en)
DE (1) DE1090048B (en)
NL (2) NL203918A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1192023B (en) * 1961-08-04 1965-04-29 Metallgesellschaft Ag Process and solution or means for applying phosphate layers to metal surfaces

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE313578C (en) *
FR857798A (en) * 1939-04-07 1940-09-28 New coating for the protection of sheets and other metallic parts or objects, in particular of iron or its alloys
US2463496A (en) * 1943-07-10 1949-03-01 Parker Rust Proof Co Accelerating phosphate coating with indigoid compounds
US2528787A (en) * 1947-09-08 1950-11-07 Hall Lab Inc Protection of metals from corrosion

Also Published As

Publication number Publication date
NL110771C (en)
DE1090048B (en) 1960-09-29
NL203918A (en)

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