BE585009A - Process for making metallic powders passive - Google Patents

Process for making metallic powders passive

Info

Publication number
BE585009A
BE585009A BE585009A BE585009A BE585009A BE 585009 A BE585009 A BE 585009A BE 585009 A BE585009 A BE 585009A BE 585009 A BE585009 A BE 585009A BE 585009 A BE585009 A BE 585009A
Authority
BE
Belgium
Prior art keywords
passive
metallic powders
making metallic
making
powders
Prior art date
Application number
BE585009A
Other languages
French (fr)
Inventor
Arno Gatti
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of BE585009A publication Critical patent/BE585009A/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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/14—Treatment of metallic powder
    • B22F1/145—Chemical treatment, e.g. passivation or decarburisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Powder Metallurgy (AREA)
BE585009A 1958-12-29 1959-11-25 Process for making metallic powders passive BE585009A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US783086A US2993467A (en) 1958-12-29 1958-12-29 Methods for passivating metal powders

Publications (1)

Publication Number Publication Date
BE585009A true BE585009A (en) 1960-03-16

Family

ID=25128123

Family Applications (1)

Application Number Title Priority Date Filing Date
BE585009A BE585009A (en) 1958-12-29 1959-11-25 Process for making metallic powders passive

Country Status (2)

Country Link
US (1) US2993467A (en)
BE (1) BE585009A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3239368A (en) * 1962-04-26 1966-03-08 Nra Inc Method of preparing thin films on substrates by an electrical discharge
US3291766A (en) * 1965-10-23 1966-12-13 Firestone Tire & Rubber Co Co-polymers comprising shellac and process for producing same
US3480425A (en) * 1966-05-24 1969-11-25 Cabot Corp Method for reducing the pyrophoricity of metallic powders
JPS5316073B2 (en) * 1973-11-09 1978-05-29
US4619699A (en) * 1983-08-17 1986-10-28 Exxon Research And Engineering Co. Composite dispersion strengthened composite metal powders

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1378337A (en) * 1916-11-24 1921-05-17 Ellis Carleton Catalyzer and method of producing same
GB171976A (en) * 1920-11-22 1922-12-28 Norsk Hydro Elektrisk A method of treating pyrophoric materials for the purpose of reducing or eliminating their pyrophoric character
US2274988A (en) * 1938-04-29 1942-03-03 Phillips Petroleum Co Process of treating catalysts
US2677669A (en) * 1945-01-11 1954-05-04 Atomic Energy Commission Stepwise stabilization of reduced metal catalysts
US2739907A (en) * 1950-07-20 1956-03-27 Nowak Rudolf Process for imparting an improved finish to the surface of metals by means of diffusion treatment
US2666724A (en) * 1952-12-03 1954-01-19 Gen Aniline & Film Corp Process of preparing iron powder of improved electromagnetic properties

Also Published As

Publication number Publication date
US2993467A (en) 1961-07-25

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