BE755853A - Procede de passivation de fer - Google Patents

Procede de passivation de fer

Info

Publication number
BE755853A
BE755853A BE755853DA BE755853A BE 755853 A BE755853 A BE 755853A BE 755853D A BE755853D A BE 755853DA BE 755853 A BE755853 A BE 755853A
Authority
BE
Belgium
Prior art keywords
passivation process
iron passivation
iron
passivation
Prior art date
Application number
Other languages
English (en)
Inventor
E B Claiborne
E E Sale
Original Assignee
Exxon Research Engineering Co
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.)
Publication date
Publication of BE755853A publication Critical patent/BE755853A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0086—Conditioning, transformation of reduced iron ores
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
BE755853D 1969-09-09 Procede de passivation de fer BE755853A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US85646369A 1969-09-09 1969-09-09

Publications (1)

Publication Number Publication Date
BE755853A true BE755853A (fr) 1971-03-08

Family

ID=25323696

Family Applications (1)

Application Number Title Priority Date Filing Date
BE755853D BE755853A (fr) 1969-09-09 Procede de passivation de fer

Country Status (6)

Country Link
US (1) US3551215A (fr)
JP (1) JPS4927724B1 (fr)
BE (1) BE755853A (fr)
DE (1) DE2044351C2 (fr)
FR (1) FR2061093A5 (fr)
NL (1) NL174168C (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3787335A (en) * 1971-06-02 1974-01-22 American Cyanamid Co Pre-reduction of ammonia synthesis catalyst using hydrogen
US3723059A (en) * 1971-08-12 1973-03-27 Metallgesellschaft Ag Method of restricting the oxidation of sponge iron
CA1073670A (fr) * 1975-07-09 1980-03-18 Arthur G. Mckee And Company Methode et appareil pour refroidir des particules de matiere

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE717111C (de) * 1937-07-04 1942-02-06 Siemens Ag Verfahren zur Behandlung von durch Reduktion gewonnenem ferromagnetischem Metall- oder Legierungspulver fuer Massekerne

Also Published As

Publication number Publication date
NL7013190A (fr) 1971-03-11
FR2061093A5 (fr) 1971-06-18
DE2044351A1 (de) 1971-03-11
DE2044351C2 (de) 1983-12-08
NL174168B (nl) 1983-12-01
US3551215A (en) 1970-12-29
JPS4927724B1 (fr) 1974-07-20
NL174168C (nl) 1984-05-01

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