DE69902258D1 - Verfahren und vorrichtung zur reduktion von eisenoxiden - Google Patents

Verfahren und vorrichtung zur reduktion von eisenoxiden

Info

Publication number
DE69902258D1
DE69902258D1 DE69902258T DE69902258T DE69902258D1 DE 69902258 D1 DE69902258 D1 DE 69902258D1 DE 69902258 T DE69902258 T DE 69902258T DE 69902258 T DE69902258 T DE 69902258T DE 69902258 D1 DE69902258 D1 DE 69902258D1
Authority
DE
Germany
Prior art keywords
metallic oxides
rotating
hearth
reduction
reducing agent
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 - Fee Related
Application number
DE69902258T
Other languages
English (en)
Other versions
DE69902258T2 (de
Inventor
Guido Monteyne
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.)
Sidmar SA
Original Assignee
Sidmar 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
Priority claimed from EP98870097A external-priority patent/EP0933434A1/de
Application filed by Sidmar SA filed Critical Sidmar SA
Publication of DE69902258D1 publication Critical patent/DE69902258D1/de
Application granted granted Critical
Publication of DE69902258T2 publication Critical patent/DE69902258T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
    • 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]
    • 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 And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
  • Compounds Of Iron (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
DE69902258T 1998-04-28 1999-04-23 Verfahren und vorrichtung zur reduktion von eisenoxiden Expired - Fee Related DE69902258T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP98870097A EP0933434A1 (de) 1998-01-28 1998-04-28 Verfahren und Vorrichtung zur Reduktion von Eisenoxiden
PCT/EP1999/002749 WO1999055919A1 (fr) 1998-04-28 1999-04-23 Procede de reduction d'oxydes metalliques et dispositif pour la mise en oeuvre du procede

Publications (2)

Publication Number Publication Date
DE69902258D1 true DE69902258D1 (de) 2002-08-29
DE69902258T2 DE69902258T2 (de) 2003-02-27

Family

ID=8237035

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69902258T Expired - Fee Related DE69902258T2 (de) 1998-04-28 1999-04-23 Verfahren und vorrichtung zur reduktion von eisenoxiden

Country Status (14)

Country Link
US (1) US6488737B1 (de)
EP (1) EP1080235B1 (de)
JP (1) JP2002513082A (de)
KR (1) KR20010043027A (de)
CN (1) CN1298455A (de)
AT (1) ATE221131T1 (de)
AU (1) AU742984B2 (de)
BR (1) BR9910039A (de)
CA (1) CA2324883A1 (de)
DE (1) DE69902258T2 (de)
ES (1) ES2178436T3 (de)
PL (1) PL343489A1 (de)
WO (1) WO1999055919A1 (de)
ZA (1) ZA200006043B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1264901B1 (de) * 2001-05-30 2009-07-22 Kabushiki Kaisha Kobe Seiko Sho Verfahren zur Herstellung von reduzierten Metallen
US20060160694A1 (en) * 2004-12-01 2006-07-20 The Regents Of The University Of California Office Of Technology Transfer Supported group-4, group-5, and group-6 metal clusters, preparation of the material and use of the material as a catalyst
CA2537419C (en) * 2005-03-29 2009-07-07 Daniel Beaupre Implement for carrying waste
MY146001A (en) * 2009-03-31 2012-06-15 Iop Specialists Sdn Bhd A process for producing sponge iron
ES2739704T3 (es) 2010-03-02 2020-02-03 Giulio Grossi Aparato y método para producir hierro de reducción directa
KR101879091B1 (ko) * 2016-12-22 2018-07-16 주식회사 포스코 환원용 가열로

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR556633A (fr) * 1922-09-27 1923-07-24 Procédé et appareils pour extraire les métaux de leurs minerais
LU60981A1 (de) * 1970-05-26 1971-06-24
US3770417A (en) * 1971-02-23 1973-11-06 Salem Corp Simultaneous production of metallized ores and coke
US4622205A (en) * 1985-04-12 1986-11-11 Ibm Corporation Electromigration lifetime increase of lead base alloys
US4701214A (en) * 1986-04-30 1987-10-20 Midrex International B.V. Rotterdam Method of producing iron using rotary hearth and apparatus
US5567224A (en) * 1995-06-06 1996-10-22 Armco Inc. Method of reducing metal oxide in a rotary hearth furnace heated by an oxidizing flame
JP3296974B2 (ja) * 1996-08-15 2002-07-02 株式会社神戸製鋼所 直接還元法及び回転床炉
US5951740A (en) * 1997-06-16 1999-09-14 Praxair Technology, Inc. Production of direct reduced iron with reduced fuel consumption and emission of carbon monoxide

Also Published As

Publication number Publication date
BR9910039A (pt) 2002-01-08
EP1080235B1 (de) 2002-07-24
ES2178436T3 (es) 2002-12-16
CN1298455A (zh) 2001-06-06
AU3821499A (en) 1999-11-16
JP2002513082A (ja) 2002-05-08
AU742984B2 (en) 2002-01-17
US6488737B1 (en) 2002-12-03
CA2324883A1 (fr) 1999-11-04
DE69902258T2 (de) 2003-02-27
WO1999055919A1 (fr) 1999-11-04
PL343489A1 (en) 2001-08-27
ZA200006043B (en) 2002-01-28
EP1080235A1 (de) 2001-03-07
ATE221131T1 (de) 2002-08-15
KR20010043027A (ko) 2001-05-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee