FR748192A - Couche de protection pour objets en fer et en acier - Google Patents

Couche de protection pour objets en fer et en acier

Info

Publication number
FR748192A
FR748192A FR748192DA FR748192A FR 748192 A FR748192 A FR 748192A FR 748192D A FR748192D A FR 748192DA FR 748192 A FR748192 A FR 748192A
Authority
FR
France
Prior art keywords
iron
protective layer
steel objects
objects
steel
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)
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.)
CURTIN HOWE CORP
Original Assignee
CURTIN HOWE CORP
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 CURTIN HOWE CORP filed Critical CURTIN HOWE CORP
Application granted granted Critical
Publication of FR748192A publication Critical patent/FR748192A/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
    • C23C22/46—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 oxalates

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)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Soft Magnetic Materials (AREA)
FR748192D 1932-02-09 1932-12-29 Couche de protection pour objets en fer et en acier Expired FR748192A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US591932A US1895569A (en) 1932-02-09 1932-02-09 Production of protective coatings on iron and steel articles

Publications (1)

Publication Number Publication Date
FR748192A true FR748192A (fr) 1933-06-29

Family

ID=24368563

Family Applications (1)

Application Number Title Priority Date Filing Date
FR748192D Expired FR748192A (fr) 1932-02-09 1932-12-29 Couche de protection pour objets en fer et en acier

Country Status (5)

Country Link
US (1) US1895569A (fr)
BE (1) BE393417A (fr)
DE (1) DE642191C (fr)
FR (1) FR748192A (fr)
GB (1) GB401908A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE434557A (fr) * 1938-05-27
BE536618A (fr) * 1949-12-12
DE916253C (de) * 1949-12-12 1954-08-05 Hoechst Ag Verfahren zur Erzeugung von Oberflaechenschichten auf Eisen und Stahl
US2712511A (en) * 1950-03-03 1955-07-05 Pennsylvania Salt Mfg Co Method and composition for preparing ferrous metal for forming
BE506526A (fr) * 1950-10-19
DE975008C (de) * 1952-08-06 1961-08-03 American Chem Paint Co Verfahren zur Herstellung von Phosphatueberzuegen auf Zink und dessen Legierungen
US3042554A (en) * 1959-12-29 1962-07-03 Melvin H Swann Process and composition for rustproofing ferrous stock
US3450577A (en) * 1965-11-05 1969-06-17 Hooker Chemical Corp Composition and process for cleaning and coating metal surfaces
US5272039A (en) * 1992-05-04 1993-12-21 Eastman Kodak Company Preparation of magnetic carrier particles

Also Published As

Publication number Publication date
DE642191C (de) 1937-02-27
BE393417A (fr)
US1895569A (en) 1933-01-31
GB401908A (en) 1933-11-23

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