CA949752A - Method for reducing coarsely granulated iron ores by means of high temperature fluidized bed - Google Patents

Method for reducing coarsely granulated iron ores by means of high temperature fluidized bed

Info

Publication number
CA949752A
CA949752A CA130,705A CA130705A CA949752A CA 949752 A CA949752 A CA 949752A CA 130705 A CA130705 A CA 130705A CA 949752 A CA949752 A CA 949752A
Authority
CA
Canada
Prior art keywords
reducing
high temperature
fluidized bed
iron ores
granulated iron
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
CA130,705A
Other languages
English (en)
Other versions
CA130705S (fr
Inventor
Shigeo Kanbara
Yohtaro Ohno
Kenji Matsubara
Osamu Tajima
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.)
JFE Engineering Corp
Original Assignee
Nippon Kokan Ltd
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 Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Application granted granted Critical
Publication of CA949752A publication Critical patent/CA949752A/en
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
    • C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the material
    • 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)
  • Dispersion Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Manufacture Of Iron (AREA)
CA130,705A 1970-12-26 1971-12-21 Method for reducing coarsely granulated iron ores by means of high temperature fluidized bed Expired CA949752A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45119170A JPS5028062B1 (enExample) 1970-12-26 1970-12-26

Publications (1)

Publication Number Publication Date
CA949752A true CA949752A (en) 1974-06-25

Family

ID=14754631

Family Applications (1)

Application Number Title Priority Date Filing Date
CA130,705A Expired CA949752A (en) 1970-12-26 1971-12-21 Method for reducing coarsely granulated iron ores by means of high temperature fluidized bed

Country Status (8)

Country Link
JP (1) JPS5028062B1 (enExample)
AU (1) AU446665B2 (enExample)
BE (1) BE777239A (enExample)
CA (1) CA949752A (enExample)
DE (1) DE2164253A1 (enExample)
FR (1) FR2119003B1 (enExample)
GB (1) GB1365688A (enExample)
IT (1) IT944358B (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025133440A1 (en) * 2023-12-22 2025-06-26 Metso Metals Oy Process and system for reducing metal oxides

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB895854A (en) * 1959-10-28 1962-05-09 George Hahn A process for the production of metallic iron from low grade ferruginous clay containing iron ores

Also Published As

Publication number Publication date
AU446665B2 (en) 1974-03-28
AU3742371A (en) 1973-09-06
GB1365688A (en) 1974-09-04
BE777239A (fr) 1972-04-17
DE2164253A1 (de) 1972-07-06
FR2119003A1 (enExample) 1972-08-04
FR2119003B1 (enExample) 1974-04-05
IT944358B (it) 1973-04-20
JPS5028062B1 (enExample) 1975-09-12

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