DE69130463D1 - Verfahren und Vorrichtung zur Direktreduktion von Eisenerzen - Google Patents

Verfahren und Vorrichtung zur Direktreduktion von Eisenerzen

Info

Publication number
DE69130463D1
DE69130463D1 DE69130463T DE69130463T DE69130463D1 DE 69130463 D1 DE69130463 D1 DE 69130463D1 DE 69130463 T DE69130463 T DE 69130463T DE 69130463 T DE69130463 T DE 69130463T DE 69130463 D1 DE69130463 D1 DE 69130463D1
Authority
DE
Germany
Prior art keywords
reduction
furnace
zone
bed
ores
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 - Lifetime
Application number
DE69130463T
Other languages
English (en)
Other versions
DE69130463T2 (de
Inventor
Jorge Octavio Becerra-Novoa
Fernando Roberto Webb-Balderas
Federico Eve Carranza-Almaguer
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.)
Hylsa SA de CV
Original Assignee
Hylsa SA de CV
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 de CV filed Critical Hylsa SA de CV
Publication of DE69130463D1 publication Critical patent/DE69130463D1/de
Application granted granted Critical
Publication of DE69130463T2 publication Critical patent/DE69130463T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in 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
    • 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
    • C21B2100/28—Increasing the gas reduction potential of recycled exhaust gases by separation
    • C21B2100/282—Increasing the gas reduction potential of recycled exhaust gases by separation of carbon dioxide
    • 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
    • C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
    • C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
    • 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
    • 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
    • C21B2100/66—Heat exchange
    • 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)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
DE69130463T 1990-06-01 1991-05-30 Verfahren und Vorrichtung zur Direktreduktion von Eisenerzen Expired - Lifetime DE69130463T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/531,930 US5078787A (en) 1990-06-01 1990-06-01 Method and apparatus for the production of hot direct reduced iron

Publications (2)

Publication Number Publication Date
DE69130463D1 true DE69130463D1 (de) 1998-12-17
DE69130463T2 DE69130463T2 (de) 1999-07-08

Family

ID=24119644

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69130463T Expired - Lifetime DE69130463T2 (de) 1990-06-01 1991-05-30 Verfahren und Vorrichtung zur Direktreduktion von Eisenerzen

Country Status (10)

Country Link
US (1) US5078787A (de)
EP (1) EP0459810B1 (de)
JP (1) JPH06172835A (de)
CN (1) CN1057486A (de)
AT (1) ATE173299T1 (de)
BR (1) BR9102214A (de)
DE (1) DE69130463T2 (de)
ES (1) ES2126565T3 (de)
ID (1) ID1045B (de)
MY (1) MY107166A (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0736505A1 (de) * 1995-04-07 1996-10-09 HYLSA, S.A. de C.V. Feuerfester Ziegel für Reaktoren für die Eisenerz-Reduktion
CN1047798C (zh) * 1996-07-10 1999-12-29 山东鲁南化学工业集团公司 还原气生产海绵铁联产合成氨的方法
US6342089B1 (en) 1997-09-02 2002-01-29 Mcgaa John R. Direct reduced iron pellets
US6562103B2 (en) 2001-07-27 2003-05-13 Uop Llc Process for removal of carbon dioxide for use in producing direct reduced iron
PE20121113A1 (es) * 2009-04-20 2012-08-17 Midrex Technologies Inc Metodo y aparato para secuestrar dioxido de carbono a partir de un gas quemado
US8771638B2 (en) 2009-04-20 2014-07-08 Midrex Technologies, Inc. Method and apparatus for sequestering carbon dioxide from a spent gas
WO2011012964A2 (en) 2009-07-31 2011-02-03 Hyl Technologies, S.A. De C.V. Method for producing direct reduced iron with limited co2 emissions
IN2014CN02080A (de) 2011-08-20 2015-05-29 Hyl Technologies Sa De Cv
CN103103305B (zh) * 2013-03-05 2014-07-30 周广砥 烷烃加热式还原海绵铁竖炉
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
CN103394399B (zh) * 2013-07-30 2015-02-11 洛阳中冶重工机械有限公司 一种直接还原铁的卸料破碎装置
CN104087699B (zh) * 2014-07-18 2017-05-03 北京神雾环境能源科技集团股份有限公司 气基竖炉制备海绵铁的方法和系统
CN104087702B (zh) * 2014-07-18 2017-05-03 北京神雾环境能源科技集团股份有限公司 气基竖炉制备海绵铁的方法和系统
EP3397780B1 (de) 2015-12-28 2020-04-08 HYL Technologies, S.A. de C.V. Verfahren und system zur herstellung von kohlenstoffreichem dri mit synthesegas
EP3255158A1 (de) 2016-06-09 2017-12-13 Primetals Technologies Austria GmbH Verfahren und vorrichtung zur direktreduktion unter ventgasnutzung
IT201900002081A1 (it) * 2019-02-13 2020-08-13 Danieli Off Mecc Impianto di riduzione diretta e relativo processo
DE102019217631B4 (de) * 2019-11-15 2024-05-29 Thyssenkrupp Steel Europe Ag Verfahren zur Direktreduktion von Eisenerz
CN113757716B (zh) * 2021-10-18 2023-05-09 赣州市怡辰宏焰能源科技有限公司 一种气化炉用环保节能型炉墙
CN113930568B (zh) * 2021-10-18 2022-11-08 东北大学 一种氢气进入还原竖炉制备直接还原铁的方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2793946A (en) * 1952-10-04 1957-05-28 George R Paschal Methods and apparatus for the production of iron
US2784079A (en) * 1954-08-31 1957-03-05 William E Greenawalt Processes of smelting finely divided iron ore
US2784077A (en) * 1955-04-21 1957-03-05 William E Greenawalt Processes of smelting finely divided metallic ore
US2846301A (en) * 1956-08-29 1958-08-05 William E Greenawalt Processes of smelting finely divided metallic ore
US2876092A (en) * 1956-09-27 1959-03-03 William E Greenawalt Smelting finely divided iron ore
US2846302A (en) * 1957-02-11 1958-08-05 William E Greenawalt Smelting finely divided iron ore processes
US2876093A (en) * 1957-10-24 1959-03-03 William E Greenawalt Processes of smelting finely divided iron ore
US2999748A (en) * 1958-11-27 1961-09-12 Elektrokemisk As Process of reducing molded bodies comprising metallic oxides
US3889864A (en) * 1971-10-15 1975-06-17 Fierro Esponja Method and apparatus for reducing particulate metal ores to sponge iron
US4251267A (en) * 1979-08-24 1981-02-17 Midrex Corporation Method for direct reduction of metal oxide to a hot metallized product in solid form
AT382166B (de) * 1985-05-13 1987-01-26 Voest Alpine Ag Verfahren zur direktreduktion von teilchenf¯rmigem eisenoxidhaeltigem material
US4734128A (en) * 1985-09-23 1988-03-29 Hylsa, S.A. Direct reduction reactor with hot discharge
US4725309A (en) * 1986-03-17 1988-02-16 Hylsa, S.A. Method and apparatus for producing hot direct reduced iron

Also Published As

Publication number Publication date
ID1045B (id) 1996-10-29
EP0459810B1 (de) 1998-11-11
BR9102214A (pt) 1992-01-07
EP0459810A3 (en) 1993-06-09
ES2126565T3 (es) 1999-04-01
JPH06172835A (ja) 1994-06-21
ATE173299T1 (de) 1998-11-15
MY107166A (en) 1995-09-30
US5078787A (en) 1992-01-07
EP0459810A2 (de) 1991-12-04
CN1057486A (zh) 1992-01-01
DE69130463T2 (de) 1999-07-08

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