FR2500479B1 - METHOD AND APPARATUS FOR PRODUCING IRON SPONGE - Google Patents

METHOD AND APPARATUS FOR PRODUCING IRON SPONGE

Info

Publication number
FR2500479B1
FR2500479B1 FR8103871A FR8103871A FR2500479B1 FR 2500479 B1 FR2500479 B1 FR 2500479B1 FR 8103871 A FR8103871 A FR 8103871A FR 8103871 A FR8103871 A FR 8103871A FR 2500479 B1 FR2500479 B1 FR 2500479B1
Authority
FR
France
Prior art keywords
producing iron
iron sponge
sponge
producing
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
FR8103871A
Other languages
French (fr)
Other versions
FR2500479A1 (en
Inventor
Sven Santen
Borje Johansson
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.)
SKF Steel Engineering AB
Original Assignee
SKF Steel Engineering AB
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 SKF Steel Engineering AB filed Critical SKF Steel Engineering AB
Priority to FR8103871A priority Critical patent/FR2500479B1/en
Publication of FR2500479A1 publication Critical patent/FR2500479A1/en
Application granted granted Critical
Publication of FR2500479B1 publication Critical patent/FR2500479B1/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
    • 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
    • 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
    • C21B2100/26—Increasing the gas reduction potential of recycled exhaust gases by adding additional fuel in recirculation pipes
    • 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
    • C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
    • C21B2100/42—Sulphur removal
    • 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
    • C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
    • C21B2100/64—Controlling the physical properties of the gas, e.g. pressure or temperature
    • 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
    • Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2
    • 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
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
FR8103871A 1981-02-26 1981-02-26 METHOD AND APPARATUS FOR PRODUCING IRON SPONGE Expired FR2500479B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8103871A FR2500479B1 (en) 1981-02-26 1981-02-26 METHOD AND APPARATUS FOR PRODUCING IRON SPONGE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8103871A FR2500479B1 (en) 1981-02-26 1981-02-26 METHOD AND APPARATUS FOR PRODUCING IRON SPONGE

Publications (2)

Publication Number Publication Date
FR2500479A1 FR2500479A1 (en) 1982-08-27
FR2500479B1 true FR2500479B1 (en) 1986-01-17

Family

ID=9255662

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8103871A Expired FR2500479B1 (en) 1981-02-26 1981-02-26 METHOD AND APPARATUS FOR PRODUCING IRON SPONGE

Country Status (1)

Country Link
FR (1) FR2500479B1 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE371453C (en) * 1973-03-26 1978-01-12 Skf Ind Trading & Dev KIT FOR PRODUCTION OF REDUCTION GAS
US3853538A (en) * 1973-07-20 1974-12-10 Steel Corp Use of reducing gas by coal gasification for direct iron ore reduction
BE814899A (en) * 1974-05-10 1974-11-12 PROCESS FOR MANUFACTURING HOT REDUCING GAS.
BR7406696A (en) * 1974-08-14 1976-04-06 Dedini Siderurgica A PROCESS FOR THE DIRECT REDUCTION OF IRON
BE833049A (en) * 1975-09-03 1976-03-03 PROCEDURE FOR USING GUEULARD GAS FROM HIGH RANGE
CA1147964A (en) * 1979-05-25 1983-06-14 Francis J. Ii Harvey Process for reducing spent gas generated in the production of sponge iron
JPH10281778A (en) * 1997-04-08 1998-10-23 Mitsubishi Electric Corp Receiver system for moving body and receiving method for receiver system for moving body

Also Published As

Publication number Publication date
FR2500479A1 (en) 1982-08-27

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Legal Events

Date Code Title Description
ST Notification of lapse