BR8302466A - GAS DIRECT REDUCTION PROCESS - Google Patents

GAS DIRECT REDUCTION PROCESS

Info

Publication number
BR8302466A
BR8302466A BR8302466A BR8302466A BR8302466A BR 8302466 A BR8302466 A BR 8302466A BR 8302466 A BR8302466 A BR 8302466A BR 8302466 A BR8302466 A BR 8302466A BR 8302466 A BR8302466 A BR 8302466A
Authority
BR
Brazil
Prior art keywords
reduction process
direct reduction
gas direct
gas
reduction
Prior art date
Application number
BR8302466A
Other languages
Portuguese (pt)
Inventor
Enrique Ramon Martinez-Vera
Alberto Bustani-Adem
Original Assignee
Hylsa Sa
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 filed Critical Hylsa Sa
Publication of BR8302466A publication Critical patent/BR8302466A/en

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)
BR8302466A 1982-05-12 1983-05-11 GAS DIRECT REDUCTION PROCESS BR8302466A (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 (1)

Publication Number Publication Date
BR8302466A true BR8302466A (en) 1984-01-17

Family

ID=19748000

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8302466A BR8302466A (en) 1982-05-12 1983-05-11 GAS DIRECT REDUCTION PROCESS

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
DD209850A5 (en) 1984-05-23
MX156697A (en) 1988-09-27
GB2123038B (en) 1987-02-11
JPH0366365B2 (en) 1991-10-17
JPS59166610A (en) 1984-09-20
DE3317062C2 (en) 1988-06-30
DE3317062A1 (en) 1983-11-17
GB2123038A (en) 1984-01-25
GB8312825D0 (en) 1983-06-15

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Legal Events

Date Code Title Description
B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 11/05/98