PE18297A1 - Procedimiento para la reduccion directa de material granular que contiene hierro en un procedimiento de lecho fluidizado - Google Patents

Procedimiento para la reduccion directa de material granular que contiene hierro en un procedimiento de lecho fluidizado

Info

Publication number
PE18297A1
PE18297A1 PE1996000707A PE00070796A PE18297A1 PE 18297 A1 PE18297 A1 PE 18297A1 PE 1996000707 A PE1996000707 A PE 1996000707A PE 00070796 A PE00070796 A PE 00070796A PE 18297 A1 PE18297 A1 PE 18297A1
Authority
PE
Peru
Prior art keywords
gas
fluidized bed
procedure
granular material
direct reduction
Prior art date
Application number
PE1996000707A
Other languages
English (en)
Inventor
Konstantin Milionis
Gottfried Rossmann
Jr Roy Hubert Whipp
Gerhard Cip
Original Assignee
Voest Alpine Ind Anlagen
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 AT0168295A external-priority patent/AT406379B/de
Priority claimed from AT0150796A external-priority patent/AT405652B/de
Application filed by Voest Alpine Ind Anlagen filed Critical Voest Alpine Ind Anlagen
Publication of PE18297A1 publication Critical patent/PE18297A1/es

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
    • C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the material
    • 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
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Compounds Of Iron (AREA)

Abstract

SE REFIERE A UN PROCEDIMIENTO (FIG. 1) PARA LA REDUCCION DIRECTA DE UN MATERIAL GRANULAR QUE CONTIENE HIERRO QUE ES LLEVADO A CABO EN UN SISTEMA DE REACTORES DE LECHO FLUIDIZADO CONECTADOS EN SERIE, EN LOS CUALES: EL MATERIAL GRANULAR FINO ES CONDUCIDO DE ZONA DE LECHO FLUIDIZADO A ZONA DE LECHO FLUIDIZADO POR GRAVEDAD (1,2,3,4); Y EL GAS REFORMADO LIBERADO (13) AL MENOS PARCIALMENTE DE CO2, ES SUMINISTRADO COMO GAS REDUCTOR A UNA ZONA DE REDUCCION DE LECHO FLUIDIZADO EN DIRECCION OPUESTA (4,3,2,1) Y EXTRAIDO DE LA MISMA COMO GAS DE CABEZA (8) DEL PRIMER REACTOR DE LECHO FLUIDIZADO (1) Y EN EL CUAL AL MENOS UNA PORCION DE GAS DE CABEZA CONJUNTAMENTE CON EL GAS REFORMADO ES UTILIZADO PARA LA REDUCCION DIRECTA, CARACTERIZADO PORQUE COMPRENDE SEPARAR DE 50% A 100% DEL GAS REFORMADO (21) Y DE 0% A 100% DEL GAS DE CABEZA (22), ADEMAS DE CO2, AL MENOS PARCIALMENTE CH4 Y N2 POR ADSORCION, PREFERENTEMENTE ADSORCION POR CAMBIO DE PRESION (16), SIENDO EL GAS REDUCTOR CALENTADO (19) Y EL GAS DE COLA (16") UTILIZADO COMO GAS DE CALEFACCION SEPARADO POR ADSORCION DEL GAS REFORMADO Y/O GAS DE CABEZA
PE1996000707A 1995-10-10 1996-10-07 Procedimiento para la reduccion directa de material granular que contiene hierro en un procedimiento de lecho fluidizado PE18297A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0168295A AT406379B (de) 1995-10-10 1995-10-10 Verfahren zur direktreduktion von teilchenförmigem eisenoxidhältigem material und anlage zur durchführung des verfahrens
AT0150796A AT405652B (de) 1996-08-21 1996-08-21 Verfahren zur direktreduktion von teilchenförmigem eisenhältigem material sowie anlage zur durchführung des verfahrens

Publications (1)

Publication Number Publication Date
PE18297A1 true PE18297A1 (es) 1997-06-17

Family

ID=25596033

Family Applications (1)

Application Number Title Priority Date Filing Date
PE1996000707A PE18297A1 (es) 1995-10-10 1996-10-07 Procedimiento para la reduccion directa de material granular que contiene hierro en un procedimiento de lecho fluidizado

Country Status (18)

Country Link
US (1) US5833734A (es)
EP (1) EP0796348B1 (es)
JP (1) JPH10510590A (es)
KR (1) KR100247450B1 (es)
AR (1) AR003825A1 (es)
AU (1) AU705444B2 (es)
BR (1) BR9606665A (es)
CA (1) CA2207395C (es)
CO (1) CO4520147A1 (es)
DE (1) DE59606955D1 (es)
DZ (1) DZ2101A1 (es)
EG (1) EG20891A (es)
MX (1) MX9704229A (es)
MY (1) MY113142A (es)
PE (1) PE18297A1 (es)
SA (1) SA97170636B1 (es)
UA (1) UA42803C2 (es)
WO (1) WO1997013879A1 (es)

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AT406271B8 (de) * 1997-08-18 2000-05-25 Voest Alpine Ind Anlagen Verfahren und anlage zur direktreduktion von teilchenförmigem eisenoxidhältigem material
UA70348C2 (uk) * 1999-11-04 2004-10-15 Пхохан Айрон Енд Стіл Ко., Лтд. Відновний реактор з псевдозрідженим шаром і спосіб стабілізації псевдозрідженого шару у такому реакторі
US8309017B2 (en) * 2008-11-18 2012-11-13 Hunter William C Off-gas heat recovery and particulate collection
AT507632A1 (de) * 2008-11-21 2010-06-15 Siemens Vai Metals Tech Gmbh Verfahren und vorrichtung zur erzeugung eines syntheserohgases
AT507955B1 (de) * 2009-02-20 2011-02-15 Siemens Vai Metals Tech Gmbh Verfahren und anlage zum herstellen von substitutgas
EP2421941B1 (en) * 2009-04-20 2017-06-21 Midrex Technologies, Inc. Method for sequestering carbon dioxide from a spent gas
US8771638B2 (en) 2009-04-20 2014-07-08 Midrex Technologies, Inc. Method and apparatus for sequestering carbon dioxide from a spent gas
US8940076B2 (en) 2009-07-31 2015-01-27 Hyl Technologies, S.A. De C.V. Method for producing direct reduced iron with limited CO2 emissions
IT1402250B1 (it) * 2010-09-29 2013-08-28 Danieli Off Mecc Procedimento ed apparato per la produzione di ferro di riduzione diretta utilizzando una sorgente di gas riducente comprendente idrogeno e monossido di carbonio
US9273368B2 (en) * 2011-07-26 2016-03-01 Hatch Ltd. Process for direct reduction of iron oxide
US10065857B2 (en) 2013-03-12 2018-09-04 Midrex Technologies, Inc. Systems and methods for generating carbon dioxide for use as a reforming oxidant in making syngas or reformed gas
US9077008B2 (en) 2013-03-15 2015-07-07 Exxonmobil Research And Engineering Company Integrated power generation and chemical production using fuel cells
US20140272620A1 (en) 2013-03-15 2014-09-18 Exxonmobil Research And Engineering Company Integrated power generation and chemical production using fuel cells
US20140272615A1 (en) 2013-03-15 2014-09-18 Exxonmobil Research And Engineering Company Integrated power generation and carbon capture using fuel cells
US9556753B2 (en) 2013-09-30 2017-01-31 Exxonmobil Research And Engineering Company Power generation and CO2 capture with turbines in series
US9755258B2 (en) 2013-09-30 2017-09-05 Exxonmobil Research And Engineering Company Integrated power generation and chemical production using solid oxide fuel cells
CN103667571B (zh) * 2013-12-31 2015-06-03 中国科学院过程工程研究所 一种铁精矿粉体流态化直接还原的系统及方法
CN105586462A (zh) * 2014-11-07 2016-05-18 株式会社Posco 铁水制造设备的排空用立管排出装置
CN109014234A (zh) * 2018-09-06 2018-12-18 攀钢集团攀枝花钢铁研究院有限公司 微细粒级铁粉的制备方法
US11211621B2 (en) 2018-11-30 2021-12-28 Exxonmobil Research And Engineering Company Regeneration of molten carbonate fuel cells for deep CO2 capture
WO2020112774A1 (en) 2018-11-30 2020-06-04 Exxonmobil Research And Engineering Company Elevated pressure operation of molten carbonate fuel cells with enhanced co2 utilization
JP7258144B2 (ja) 2018-11-30 2023-04-14 フュエルセル エナジー， インコーポレイテッド Ｃｏ２利用率を向上させて動作させる燃料電池のための改質触媒パターン
US11476486B2 (en) 2018-11-30 2022-10-18 ExxonMobil Technology and Engineering Company Fuel cell staging for molten carbonate fuel cells
US11695122B2 (en) 2018-11-30 2023-07-04 ExxonMobil Technology and Engineering Company Layered cathode for molten carbonate fuel cell
US11888187B2 (en) 2018-11-30 2024-01-30 ExxonMobil Technology and Engineering Company Operation of molten carbonate fuel cells with enhanced CO2 utilization
WO2021107935A1 (en) 2019-11-26 2021-06-03 Exxonmobil Research And Engineering Company Operation of molten carbonate fuel cells with high electrolyte fill level
KR20220113681A (ko) 2019-11-26 2022-08-16 엑손모빌 테크놀로지 앤드 엔지니어링 컴퍼니 연료 전지 모듈 조립체 및 이를 사용하는 시스템
US11920204B2 (en) * 2020-10-06 2024-03-05 Midrex Technologies, Inc. Oxygen injection for reformer feed gas for direct reduction process
US11978931B2 (en) 2021-02-11 2024-05-07 ExxonMobil Technology and Engineering Company Flow baffle for molten carbonate fuel cell
EP4379069A1 (de) * 2022-11-30 2024-06-05 Primetals Technologies Austria GmbH Wasserstoffbasierte wirbelschichtreduktion

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US2547685A (en) * 1947-11-25 1951-04-03 Brassert & Co Reduction of metallic oxides
US3021208A (en) * 1961-03-23 1962-02-13 United States Steel Corp Method of reducing ore in a fluidized bed
GB1599163A (en) * 1978-05-15 1981-09-30 Humphreys & Glasgow Ltd Ore reduction
SE429898B (sv) * 1980-01-16 1983-10-03 Stora Kopparbergs Bergslags Ab Sett att forhindra pakladdning vid reduktion i flytbedd av finfordelat metalloxidhaltigt material
JPS6199611A (ja) * 1984-10-22 1986-05-17 Nippon Steel Corp 直接還元装置における再循環ガス処理装置
US5192486A (en) * 1990-03-30 1993-03-09 Fior De Venezuela Plant and process for fluidized bed reduction of ore
US5082251A (en) * 1990-03-30 1992-01-21 Fior De Venezuela Plant and process for fluidized bed reduction of ore
DE4037977A1 (de) * 1990-11-29 1992-06-11 Voest Alpine Ind Anlagen Verfahren zur herstellung von roheisen bzw. eisenschwamm
AT402937B (de) * 1992-05-22 1997-09-25 Voest Alpine Ind Anlagen Verfahren und anlage zur direktreduktion von teilchenförmigem eisenoxidhältigem material
US5407179A (en) * 1992-05-26 1995-04-18 Fior De Venezuela Fluidized bed direct steelmaking plant
US5185032A (en) * 1992-05-26 1993-02-09 Fior De Venezuela Process for fluidized bed direct steelmaking
DE4307484A1 (de) * 1993-03-10 1994-09-15 Metallgesellschaft Ag Verfahren zur Direktreduktion von eisenoxidhaltigen Materialien mit festen kohlenstoffhaltigen Reduktionsmitteln
US5531424A (en) * 1993-04-19 1996-07-02 Fior De Venezuela Fluidized bed direct reduction plant
AT400447B (de) * 1994-03-04 1995-12-27 Voest Alpine Ind Anlagen Verfahren und anlage zum chargieren von erz
CN1109510A (zh) * 1994-03-26 1995-10-04 河南省冶金研究所 氧煤-气基直接还原工艺
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

Also Published As

Publication number Publication date
KR100247450B1 (ko) 2000-04-01
UA42803C2 (uk) 2001-11-15
CA2207395C (en) 2005-04-19
DZ2101A1 (fr) 2002-07-22
JPH10510590A (ja) 1998-10-13
EP0796348B1 (de) 2001-05-23
SA97170636B1 (ar) 2006-05-01
WO1997013879A1 (de) 1997-04-17
US5833734A (en) 1998-11-10
CA2207395A1 (en) 1997-04-17
EP0796348A1 (de) 1997-09-24
MY113142A (en) 2001-11-30
BR9606665A (pt) 1997-12-23
MX9704229A (es) 1997-09-30
AU7120696A (en) 1997-04-30
CO4520147A1 (es) 1997-10-15
AR003825A1 (es) 1998-09-09
DE59606955D1 (de) 2001-06-28
EG20891A (en) 2000-05-31
AU705444B2 (en) 1999-05-20

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Legal Events

Date Code Title Description
FG Grant, registration
FD Application declared void or lapsed