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ZA200809577B - Method and apparatus for producing direct reduced iron - Google Patents

Method and apparatus for producing direct reduced iron

Info

Publication number
ZA200809577B
ZA200809577B ZA200809577A ZA200809577A ZA200809577B ZA 200809577 B ZA200809577 B ZA 200809577B ZA 200809577 A ZA200809577 A ZA 200809577A ZA 200809577 A ZA200809577 A ZA 200809577A ZA 200809577 B ZA200809577 B ZA 200809577B
Authority
ZA
South Africa
Prior art keywords
reduced iron
direct reduced
producing direct
producing
iron
Prior art date
Application number
ZA200809577A
Other languages
English (en)
Inventor
Zendejas-Martinez Eugenio
Original Assignee
Hyl Technologies 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 Hyl Technologies Sa De Cv filed Critical Hyl Technologies Sa De Cv
Publication of ZA200809577B publication Critical patent/ZA200809577B/xx

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
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0086—Conditioning, transformation of reduced iron ores
    • 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
    • C21B2100/20—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
    • C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
    • C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrogen, Water And Hydrids (AREA)
  • Manufacture Of Iron (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
ZA200809577A 2006-04-24 2008-11-10 Method and apparatus for producing direct reduced iron ZA200809577B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/379,943 US7608129B2 (en) 2006-04-24 2006-04-24 Method and apparatus for producing direct reduced iron

Publications (1)

Publication Number Publication Date
ZA200809577B true ZA200809577B (en) 2009-11-25

Family

ID=38618204

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200809577A ZA200809577B (en) 2006-04-24 2008-11-10 Method and apparatus for producing direct reduced iron

Country Status (8)

Country Link
US (1) US7608129B2 (xx)
EP (1) EP2024521B1 (xx)
CN (1) CN101460637A (xx)
EG (1) EG26282A (xx)
MX (1) MX2008013554A (xx)
RU (1) RU2465334C2 (xx)
WO (1) WO2007122509A2 (xx)
ZA (1) ZA200809577B (xx)

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US8771638B2 (en) 2009-04-20 2014-07-08 Midrex Technologies, Inc. Method and apparatus for sequestering carbon dioxide from a spent gas
UA102748C2 (ru) * 2009-04-20 2013-08-12 Мидрекс Текнолоджиз, Инк. Способ и устройство для секвестирования двуокиси углерода из отработанного газа
MX2011011848A (es) * 2009-05-08 2012-01-27 Hyl Technologies Sa De Cv Planta siderurgica integrada con produccion de dri caliente o frio.
AT508523B1 (de) * 2009-07-31 2011-04-15 Siemens Vai Metals Tech Gmbh Reformgasbasiertes reduktionsverfahren und vorrichtung mit decarbonisierung des brenngases für den reformer
CN101831519B (zh) * 2010-05-27 2011-11-09 莱芜美澳冶金科技有限公司 一种熔融还原炉用高温高压串罐布料工艺方法及装置
EA023934B1 (ru) * 2010-12-20 2016-07-29 Хальдор Топсёэ А/С Способ и реакторная система для получения богатого метаном продуктового газа
DE102011121508A1 (de) * 2011-12-16 2013-06-20 Ecoloop Gmbh Gegenstromvergasung mit Synthesegas als Arbeitsmedium
CN104412056A (zh) * 2011-12-27 2015-03-11 伊尔技术有限公司 利用炉顶煤气再循环的高炉
US8709131B2 (en) 2012-02-15 2014-04-29 Midrex Technologies, Inc. Method and system for the production of direct reduced iron using a synthesis gas with a high carbon monoxide content
WO2013122583A1 (en) * 2012-02-15 2013-08-22 Midrex Technologies, Inc. Method and system for the production of direct reduced iron using a synthesis gas with a high carbon monoxide content
AP2015008570A0 (en) * 2013-02-15 2015-07-31 Midrex Technologies Inc Method and apparatus for sequestering carbon dioxide from a spent gas
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
EP2905345A1 (de) 2014-02-10 2015-08-12 Primetals Technologies Austria GmbH Pneumatische Erzchargierung
CN104384520B (zh) * 2014-11-24 2016-06-22 中冶北方（大连）工程技术有限公司 利用焦炉煤气还原钛磁铁矿尾矿生产直接还原铁粉的工艺
US10093996B2 (en) * 2014-12-14 2018-10-09 Synthesis Energy Systems, Inc. Method and apparatus for recycling top gas for shaft furnace
CN104894364A (zh) * 2015-05-18 2015-09-09 北京科技大学 用钛磁铁矿煤基还原磁选生产钛酸镁和直接还原铁的方法
WO2017046653A1 (en) * 2015-09-16 2017-03-23 Hyl Technologies, S.A. De C.V. Method and apparatus for the direct reduction of iron ores utilizing coal-derived gas or syngas, with improved energy efficiency
JP2017082312A (ja) * 2015-10-30 2017-05-18 株式会社神戸製鋼所 還元鉄の製造方法
EP3255158A1 (de) * 2016-06-09 2017-12-13 Primetals Technologies Austria GmbH Verfahren und vorrichtung zur direktreduktion unter ventgasnutzung
US12331992B2 (en) * 2016-12-19 2025-06-17 Praxair Technology, Inc. Method for controlling a recycle gas stream utilizing an ejector for the cooling of a unit operation
IT201800010817A1 (it) * 2018-12-05 2020-06-05 Danieli Off Mecc Recipiente per contenere ferro di riduzione diretta (dri)
JP2024047592A (ja) * 2019-08-09 2024-04-08 合同会社Kess 直接還元鉄の製造設備及び製造方法
IT201900021228A1 (it) * 2019-11-14 2021-05-14 Danieli Off Mecc Metodo e relativo apparato per la produzione di ferro da riduzione diretta di minerale ferroso
IT202000015472A1 (it) * 2020-06-26 2021-12-26 Danieli Off Mecc Impianto di riduzione diretta e relativo processo
JP7428266B2 (ja) * 2021-06-14 2024-02-06 Ｊｆｅスチール株式会社 還元鉄の製造方法
SE545863C2 (en) * 2022-02-21 2024-02-27 Hybrit Development Ab A method and an arrangement for the production of sponge iron from iron ore
KR20250022777A (ko) * 2022-07-12 2025-02-17 엑손모빌 테크놀로지 앤드 엔지니어링 컴퍼니 천연 가스 복합 사이클 동작을 위한 산소 농축 연소
EP4345175A1 (en) * 2022-09-30 2024-04-03 HYBRIT Development AB Direct reduced iron pellets and use thereof
EP4345174A1 (en) * 2022-09-30 2024-04-03 HYBRIT Development AB A method for producing cold direct reduced iron
WO2025058716A1 (en) 2023-09-12 2025-03-20 Ternium Mexico S.A. De C.V. Process for producing clean steel with low nitrogen content using an electric arc furnace and a degassing system
DE102024114847A1 (de) * 2024-05-27 2025-11-27 Salzgitter Flachstahl Gmbh Verfahren zum Betreiben einer Direktreduktionsanlage und entsprechende Direktreduktionsanlage
SE2450937A1 (en) * 2024-09-20 2025-06-10 Hybrit Development Ab A method of and an arrangement for direct reduction of iron ore into sponge iron

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US5858057A (en) * 1996-09-25 1999-01-12 Hylsa S.A. De C.V. Method for producing direct reduced iron with a controlled amount of carbon
US6508998B1 (en) * 1996-10-28 2003-01-21 Gaa Engineered Systems, Inc. Temperature moderation of an oxygen enriched claus sulfur plant using an ejector
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
US6200363B1 (en) * 1998-10-09 2001-03-13 Midrex International B.V. Rotterdam Zurich Branch Direct reduced iron hot/cold discharge system
IT1302811B1 (it) * 1998-12-11 2000-09-29 Danieli & C Ohg Sp Procedimento e relativo apparato per la riduzione direttadi ossidi di ferro
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Also Published As

Publication number Publication date
CN101460637A (zh) 2009-06-17
EP2024521A2 (en) 2009-02-18
RU2465334C2 (ru) 2012-10-27
WO2007122509A2 (en) 2007-11-01
US20070245855A1 (en) 2007-10-25
US7608129B2 (en) 2009-10-27
RU2008146067A (ru) 2010-05-27
MX2008013554A (es) 2009-01-19
WO2007122509A3 (en) 2008-04-17
EP2024521B1 (en) 2018-01-03
EG26282A (en) 2013-06-11

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