BE777239A - Procede de reduction de minerais de fer grossierement concassesa l'aided'un lit fluidise a haute temperature - Google Patents

Procede de reduction de minerais de fer grossierement concassesa l'aided'un lit fluidise a haute temperature

Info

Publication number
BE777239A
BE777239A BE777239A BE777239A BE777239A BE 777239 A BE777239 A BE 777239A BE 777239 A BE777239 A BE 777239A BE 777239 A BE777239 A BE 777239A BE 777239 A BE777239 A BE 777239A
Authority
BE
Belgium
Prior art keywords
high temperature
fluidized bed
iron ore
temperature fluidized
coarse crushed
Prior art date
Application number
BE777239A
Other languages
English (en)
French (fr)
Inventor
Osamu Tajima
Kenji Matsubara
Shigeo Kanbara
Yohtaro Ohno
Original Assignee
Nippon Kokan Kk
Kunii Daizo
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 Kk, Kunii Daizo filed Critical Nippon Kokan Kk
Publication of BE777239A publication Critical patent/BE777239A/xx

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)
BE777239A 1970-12-26 1971-12-23 Procede de reduction de minerais de fer grossierement concassesa l'aided'un lit fluidise a haute temperature BE777239A (fr)

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
BE777239A true BE777239A (fr) 1972-04-17

Family

ID=14754631

Family Applications (1)

Application Number Title Priority Date Filing Date
BE777239A BE777239A (fr) 1970-12-26 1971-12-23 Procede de reduction de minerais de fer grossierement concassesa l'aided'un lit fluidise a haute temperature

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
CA949752A (en) 1974-06-25
AU3742371A (en) 1973-09-06
GB1365688A (en) 1974-09-04
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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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: NIPPON KOKAN K.K.

Effective date: 19911223

Owner name: KUNII D.

Effective date: 19911223