AT370134B - Verfahren zur herstellung von direkt reduziertem eisen - Google Patents

Verfahren zur herstellung von direkt reduziertem eisen

Info

Publication number
AT370134B
AT370134B AT10281A AT10281A AT370134B AT 370134 B AT370134 B AT 370134B AT 10281 A AT10281 A AT 10281A AT 10281 A AT10281 A AT 10281A AT 370134 B AT370134 B AT 370134B
Authority
AT
Austria
Prior art keywords
reduced iron
directly reduced
producing directly
producing
iron
Prior art date
Application number
AT10281A
Other languages
English (en)
Other versions
ATA10281A (de
Original Assignee
Midrex Corp
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 Midrex Corp filed Critical Midrex Corp
Publication of ATA10281A publication Critical patent/ATA10281A/de
Application granted granted Critical
Publication of AT370134B publication Critical patent/AT370134B/de

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
    • C21B2100/40—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Industrial Gases (AREA)
  • Manufacture Of Iron (AREA)
AT10281A 1980-01-16 1981-01-13 Verfahren zur herstellung von direkt reduziertem eisen AT370134B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/112,680 US4260412A (en) 1980-01-16 1980-01-16 Method of producing direct reduced iron with fluid bed coal gasification

Publications (2)

Publication Number Publication Date
ATA10281A ATA10281A (de) 1982-07-15
AT370134B true AT370134B (de) 1983-03-10

Family

ID=22345281

Family Applications (1)

Application Number Title Priority Date Filing Date
AT10281A AT370134B (de) 1980-01-16 1981-01-13 Verfahren zur herstellung von direkt reduziertem eisen

Country Status (14)

Country Link
US (1) US4260412A (de)
JP (1) JPS6023162B2 (de)
AT (1) AT370134B (de)
AU (1) AU529589B2 (de)
BR (1) BR8100205A (de)
CA (1) CA1154261A (de)
DE (1) DE3101291A1 (de)
FR (1) FR2473552B1 (de)
GB (1) GB2070065B (de)
IN (1) IN154035B (de)
PH (1) PH16292A (de)
PL (1) PL127771B1 (de)
YU (1) YU8881A (de)
ZA (1) ZA81260B (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0179752A1 (de) * 1984-08-16 1986-04-30 VOEST-ALPINE Aktiengesellschaft Verfahren zur Direktreduktion von eisenoxidhältigen Materialien
US6287363B1 (en) 1995-01-24 2001-09-11 Deutsche Voest-Alpine Industrienalagenbau Gmbh Method of utilizing dusts produced during the reduction of iron ore

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT387036B (de) * 1983-05-04 1988-11-25 Voest Alpine Ag Verfahren zum entfernen von schwefel bei der erschmelzung von roheisen
DE3342600A1 (de) * 1983-11-25 1985-06-05 Fried. Krupp Gmbh, 4300 Essen Verfahren zum entschwefeln von reduktionsgas
DE3438487A1 (de) * 1984-10-17 1986-04-24 Korf Engineering GmbH, 4000 Düsseldorf Verfahren zur herstellung von roheisen
DE3439487A1 (de) * 1984-10-27 1986-06-26 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 4200 Oberhausen Energieguenstiges verfahren zur erzeugung von synthesegas mit einem hohen methangehalt
DE3713630A1 (de) * 1987-04-23 1988-11-17 Voest Alpine Ag Huettenwerk und verfahren zur erzeugung von stahl
DE4037977A1 (de) * 1990-11-29 1992-06-11 Voest Alpine Ind Anlagen Verfahren zur herstellung von roheisen bzw. eisenschwamm
GB2281311B (en) * 1993-03-29 1996-09-04 Boc Group Plc Metallurgical processes and apparatus
US5613997A (en) * 1994-03-17 1997-03-25 The Boc Group Plc Metallurgical process
US5674308A (en) * 1994-08-12 1997-10-07 Midrex International B.V. Rotterdam, Zurich Branch Spouted bed circulating fluidized bed direct reduction system and method
US5431711A (en) * 1994-08-12 1995-07-11 Midrex International B.V. Rotterdam, Zurich Branch Circulating fluidized bed direct reduction system
US5435831A (en) * 1994-08-12 1995-07-25 Midrex International B.V. Rotterdam, Zurich Branch Circulating fluidizable bed co-processing of fines in a direct reduction system
US6214084B1 (en) 1997-09-03 2001-04-10 The Boc Group, Inc. Iron manufacturing process
US6027545A (en) * 1998-02-20 2000-02-22 Hylsa, S.A. De C.V. Method and apparatus for producing direct reduced iron with improved reducing gas utilization
AUPQ314399A0 (en) * 1999-09-29 1999-10-21 World Oasis Australia Pty Ltd Process for recovering energy from carbon-containing materials
JP3939492B2 (ja) 2000-11-08 2007-07-04 株式会社神戸製鋼所 石炭ガス化直接還元製鉄法
DE102007032419B4 (de) * 2007-07-10 2013-02-21 Outotec Oyj Verfahren und Anlage zur Reduktion von eisenoxidhaltigen Feststoffen
DE102007046260A1 (de) 2007-09-26 2009-04-09 Uhde Gmbh Verfahren zur Reinigung des Rohgases aus einer Feststoffvergasung
WO2010028459A1 (en) * 2008-09-15 2010-03-18 Austpac Resources N.L. Direct reduction
LU91547B1 (en) * 2009-04-03 2010-10-04 Wurth Paul Sa Method and installation for producing direct reduced iron
AT508291B1 (de) * 2009-05-28 2011-07-15 Siemens Vai Metals Tech Gmbh Verfahren und vorrichtung zur reduktion oxidischer eisenträger mit reduktionsgas aus einem kohlevergaser
DE102011100490A1 (de) * 2011-05-04 2012-11-08 Outotec Oyj Verfahren und Anlage zur Erzeugung und Weiterbehandlung von Brenngas
AT514401B1 (de) * 2013-05-31 2015-05-15 Cleanstgas Gmbh Reduktionsofen
US10043185B2 (en) 2014-05-29 2018-08-07 Apple Inc. User interface for payments
WO2016100143A1 (en) * 2014-12-14 2016-06-23 Synthesis Energy Systems, Inc. Method and apparatus for recycling top gas for shaft furnace
WO2016173248A1 (en) 2015-04-30 2016-11-03 Beijing Shantie Technology Co., Ltd. Flash ironmaking system and method
JP2017071692A (ja) * 2015-10-07 2017-04-13 Ｊｆｅスチール株式会社 炭素質燃料のガス化方法、製鉄所の操業方法およびガス化ガスの製造方法
US10370732B2 (en) * 2016-04-12 2019-08-06 Midrex Technologies, Inc. Methods for mitigating the buildup of direct reduced iron clusters on the walls of a direct reduction furnace
US10992795B2 (en) 2017-05-16 2021-04-27 Apple Inc. Methods and interfaces for home media control
US10996917B2 (en) 2019-05-31 2021-05-04 Apple Inc. User interfaces for audio media control
CN110982542B (zh) * 2019-11-12 2021-03-12 北京科技大学 基于水热反应的低阶煤制备高炉喷吹半焦方法
JP2022158000A (ja) * 2021-04-01 2022-10-14 株式会社神戸製鋼所 鉄鉱石ペレットの製造方法
EP4039779A1 (de) * 2021-11-02 2022-08-10 Doosan Lentjes GmbH Verfahren und system zur biomasseverarbeitung
CN114410351B (zh) * 2022-01-28 2024-06-14 新疆八一钢铁股份有限公司 欧冶炉气化炉拱顶干煤粉造气的方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3853538A (en) * 1973-07-20 1974-12-10 Steel Corp Use of reducing gas by coal gasification for direct iron ore reduction
DE2527097A1 (de) * 1975-06-18 1977-01-13 Still Fa Carl Verfahren zur erzeugung von gasen fuer die reduktion von oxidischen erzen, insbesondere eisenerzen
US4095960A (en) * 1976-11-09 1978-06-20 Schuhmann Reinhardt Jun Apparatus and method for the gasification of solid carbonaceous material
US4173465A (en) * 1978-08-15 1979-11-06 Midrex Corporation Method for the direct reduction of iron using gas from coal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0179752A1 (de) * 1984-08-16 1986-04-30 VOEST-ALPINE Aktiengesellschaft Verfahren zur Direktreduktion von eisenoxidhältigen Materialien
US6287363B1 (en) 1995-01-24 2001-09-11 Deutsche Voest-Alpine Industrienalagenbau Gmbh Method of utilizing dusts produced during the reduction of iron ore

Also Published As

Publication number Publication date
FR2473552B1 (fr) 1985-11-29
CA1154261A (en) 1983-09-27
FR2473552A1 (fr) 1981-07-17
DE3101291A1 (de) 1981-11-26
JPS56105411A (en) 1981-08-21
PL229247A1 (de) 1981-09-18
US4260412A (en) 1981-04-07
IN154035B (de) 1984-09-08
ATA10281A (de) 1982-07-15
AU6603581A (en) 1981-07-23
ZA81260B (en) 1982-01-27
PH16292A (en) 1983-09-05
GB2070065A (en) 1981-09-03
PL127771B1 (en) 1983-11-30
BR8100205A (pt) 1981-08-04
YU8881A (en) 1983-06-30
GB2070065B (en) 1983-07-27
AU529589B2 (en) 1983-06-09
JPS6023162B2 (ja) 1985-06-06

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
EIH Change in the person of patent owner
ELJ Ceased due to non-payment of the annual fee
REN Ceased due to non-payment of the annual fee