FR1588413A - - Google Patents

Info

Publication number
FR1588413A
FR1588413A FR1588413DA FR1588413A FR 1588413 A FR1588413 A FR 1588413A FR 1588413D A FR1588413D A FR 1588413DA FR 1588413 A FR1588413 A FR 1588413A
Authority
FR
France
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
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 filed Critical
Application granted granted Critical
Publication of FR1588413A publication Critical patent/FR1588413A/fr
Expired legal-status Critical Current

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
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C21B13/146—Multi-step reduction without melting
    • 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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/16—Making metallic powder or suspensions thereof using chemical processes
    • B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
    • B22F9/20—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds
    • B22F9/22—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/006—Starting from ores containing non ferrous metallic oxides
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
    • 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)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Compounds Of Iron (AREA)
FR1588413D 1967-10-19 1968-10-17 Expired FR1588413A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB47740/67A GB1175985A (en) 1967-10-19 1967-10-19 Direct Reduction of Iron Oxide to Non-Pyrophoric Iron Powder

Publications (1)

Publication Number Publication Date
FR1588413A true FR1588413A (fr) 1970-04-10

Family

ID=10446088

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1588413D Expired FR1588413A (fr) 1967-10-19 1968-10-17

Country Status (4)

Country Link
BE (1) BE722474A (fr)
DE (1) DE1803640A1 (fr)
FR (1) FR1588413A (fr)
GB (1) GB1175985A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT386555B (de) * 1986-12-17 1988-09-12 Voest Alpine Ag Verfahren zur herstellung von fuer die pulvermetallurgie geeigneten eisenpulvern aus feinem eisenoxidpulver durch reduktion mit heissen gasen
DE3777670D1 (de) * 1986-02-03 1992-04-30 Voest Alpine Ind Anlagen Verfahren zur herstellung von fuer die pulvermetallurgie geeigneten eisenpulvern aus feinem eisenoxidpulver durch reduktion mit heissen gasen.
CN108405874B (zh) * 2018-04-09 2019-05-21 东北大学 一种微米级球形铁粉的制备方法

Also Published As

Publication number Publication date
GB1175985A (en) 1970-01-01
BE722474A (fr) 1969-04-01
DE1803640A1 (de) 1969-05-22

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Legal Events

Date Code Title Description
ST Notification of lapse