GB2123038B - Process for the direct reduction of iron ores - Google Patents

Process for the direct reduction of iron ores

Info

Publication number
GB2123038B
GB2123038B GB8312825A GB8312825A GB2123038B GB 2123038 B GB2123038 B GB 2123038B GB 8312825 A GB8312825 A GB 8312825A GB 8312825 A GB8312825 A GB 8312825A GB 2123038 B GB2123038 B GB 2123038B
Authority
GB
United Kingdom
Prior art keywords
direct reduction
iron ores
ores
iron
reduction
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
GB8312825A
Other versions
GB2123038A (en
GB8312825D0 (en
Inventor
Enrique Ramon Martinez-Vera
Alberto Bustani-Adem
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.)
Hylsa SA de CV
Original Assignee
Hylsa SA de CV
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 Hylsa SA de CV filed Critical Hylsa SA de CV
Publication of GB8312825D0 publication Critical patent/GB8312825D0/en
Publication of GB2123038A publication Critical patent/GB2123038A/en
Application granted granted Critical
Publication of GB2123038B publication Critical patent/GB2123038B/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
    • C21B13/0073—Selection or treatment of the reducing gases
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
    • C21B13/029—Introducing coolant gas in the shaft furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/22—Increasing the gas reduction potential of recycled exhaust gases by reforming
    • 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
    • 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
    • Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
GB8312825A 1982-05-12 1983-05-10 Process for the direct reduction of iron ores Expired GB2123038B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MX19265782A MX156697A (en) 1982-05-12 1982-05-12 IMPROVED METHOD FOR THE DIRECT REDUCTION OF IRON MINERALS

Publications (3)

Publication Number Publication Date
GB8312825D0 GB8312825D0 (en) 1983-06-15
GB2123038A GB2123038A (en) 1984-01-25
GB2123038B true GB2123038B (en) 1987-02-11

Family

ID=19748000

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8312825A Expired GB2123038B (en) 1982-05-12 1983-05-10 Process for the direct reduction of iron ores

Country Status (6)

Country Link
JP (1) JPS59166610A (en)
BR (1) BR8302466A (en)
DD (1) DD209850A5 (en)
DE (1) DE3317062A1 (en)
GB (1) GB2123038B (en)
MX (1) MX156697A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1336359C (en) * 1987-11-02 1995-07-25 Corporacion Venezolana De Guayana (Cvg) Method and apparatus for the direct reduction of iron
AT409971B (en) * 1998-11-19 2002-12-27 Internat Briquettes Holding Shaft furnace used for directly reducing metal oxides, especially iron oxides, comprises a reducing zone and a reforming zone divided by a refractory wall.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU496945B2 (en) * 1975-05-19 1978-11-16 Midrex International B.V. Rotterdam Producing metallized product
US4032120A (en) * 1975-11-10 1977-06-28 Midrex Corporation Apparatus for direct reduction of sulfur-containing iron ore
GB2016124B (en) * 1978-03-11 1982-06-09 Hamburger Stahlwerke Gmbh Rocess and apparatus for the direct reduction of iron ores
US4261734A (en) * 1979-09-04 1981-04-14 Hylsa, S.A. Method of making sponge iron
US4253867A (en) * 1979-10-15 1981-03-03 Hylsa, S.A. Method of using a methane-containing gas for reducing iron ore

Also Published As

Publication number Publication date
JPS59166610A (en) 1984-09-20
MX156697A (en) 1988-09-27
DE3317062C2 (en) 1988-06-30
JPH0366365B2 (en) 1991-10-17
GB2123038A (en) 1984-01-25
DD209850A5 (en) 1984-05-23
DE3317062A1 (en) 1983-11-17
GB8312825D0 (en) 1983-06-15
BR8302466A (en) 1984-01-17

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee