JP7795560B2 - 直接還元鉄を製造するための方法 - Google Patents

直接還元鉄を製造するための方法

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Publication number
JP7795560B2
JP7795560B2 JP2023571579A JP2023571579A JP7795560B2 JP 7795560 B2 JP7795560 B2 JP 7795560B2 JP 2023571579 A JP2023571579 A JP 2023571579A JP 2023571579 A JP2023571579 A JP 2023571579A JP 7795560 B2 JP7795560 B2 JP 7795560B2
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JP
Japan
Prior art keywords
gas
reducing gas
reducing
iron
reduced iron
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JP2023571579A
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English (en)
Japanese (ja)
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JP2024519059A5 (cg-RX-API-DMAC10.html
JP2024519059A (ja
Inventor
ツビク，ジョージ
ブラーノフ，ドミトリー
レイエス・ロドリゲス，ジョン
カリエ，オディール
サラメ，サラ
バロス・ロレンソ，ホセ
アンドレード，マルセロ
ルゥ，デニス
Original Assignee
アルセロールミタル
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Publication of JP2024519059A5 publication Critical patent/JP2024519059A5/ja
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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
    • C07C1/02—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of a carbon
    • C07C1/12—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of a carbon from carbon dioxide with hydrogen
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0066—Preliminary conditioning of the solid carbonaceous reductant
    • 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
    • C21B13/008—Use of special additives or fluxing agents
    • 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
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/02—Hydrogen or oxygen
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B15/00—Operating or servicing cells
    • C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
    • C25B15/081—Supplying products to non-electrochemical reactors that are combined with the electrochemical cell, e.g. Sabatier reactor
    • 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
    • C21B2100/26—Increasing the gas reduction potential of recycled exhaust gases by adding additional fuel in recirculation pipes
    • 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
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/02—Hydrogen or oxygen
    • C25B1/04—Hydrogen or oxygen by electrolysis of water
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
JP2023571579A 2021-05-18 2021-05-18 直接還元鉄を製造するための方法 Active JP7795560B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2021/054259 WO2022243726A1 (en) 2021-05-18 2021-05-18 A method for manufacturing direct reduced iron

Publications (3)

Publication Number Publication Date
JP2024519059A JP2024519059A (ja) 2024-05-08
JP2024519059A5 JP2024519059A5 (cg-RX-API-DMAC10.html) 2025-05-09
JP7795560B2 true JP7795560B2 (ja) 2026-01-07

Family

ID=76098985

Family Applications (1)

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JP2023571579A Active JP7795560B2 (ja) 2021-05-18 2021-05-18 直接還元鉄を製造するための方法

Country Status (12)

Country Link
US (1) US20240254576A1 (cg-RX-API-DMAC10.html)
EP (1) EP4341449A1 (cg-RX-API-DMAC10.html)
JP (1) JP7795560B2 (cg-RX-API-DMAC10.html)
KR (1) KR102960669B1 (cg-RX-API-DMAC10.html)
CN (1) CN117337337A (cg-RX-API-DMAC10.html)
AU (1) AU2021446056B2 (cg-RX-API-DMAC10.html)
BR (1) BR112023023873A2 (cg-RX-API-DMAC10.html)
CA (1) CA3219995A1 (cg-RX-API-DMAC10.html)
MX (1) MX2023013535A (cg-RX-API-DMAC10.html)
UA (1) UA129931C2 (cg-RX-API-DMAC10.html)
WO (1) WO2022243726A1 (cg-RX-API-DMAC10.html)
ZA (1) ZA202310357B (cg-RX-API-DMAC10.html)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025155948A1 (en) * 2024-01-19 2025-07-24 Cix, Inc. Carbon dioxide emission reduction system for electric arc furnaces utilizing algae for carbon dioxide absorbtion

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000054034A (ja) 1998-08-03 2000-02-22 Nippon Steel Corp 還元鉄ペレット製造における還元炉操業方法
JP2001522936A (ja) 1997-11-06 2001-11-20 メタルゲゼルシャフト・アクチエンゲゼルシャフト 炭化鉄と粒状の直接還元鉄との混合物の製造方法
JP2006307275A (ja) 2005-04-27 2006-11-09 Nippon Steel Corp 還元鉄の製造方法
JP2010265485A (ja) 2009-05-12 2010-11-25 Jfe Steel Corp アーク炉の操業方法
CN102392093A (zh) 2011-12-09 2012-03-28 青岛理工大学 一种基于生物质的直接还原炼铁装置及方法
CN102586529A (zh) 2012-03-23 2012-07-18 北京科技大学 一种以生物质含碳球团为原料的转底炉炼铁方法
JP2013155429A (ja) 2012-01-31 2013-08-15 Jfe Steel Corp 還元鉄の製造方法
JP2015529751A (ja) 2012-09-14 2015-10-08 フェストアルピネ シュタール ゲーエムベーハーＶｏｅｓｔａｌｐｉｎｅ Ｓｔａｈｌ Ｇｍｂｈ スチール製造方法
US20160002744A1 (en) 2013-02-27 2016-01-07 Hyl Technologies S.A. De C.V. Direct reduction process with improved product quality and process gas efficiency
CN106629712A (zh) 2016-12-30 2017-05-10 中南大学 一种利用煤与生物质的混合料制备活性炭的方法
US20180119248A1 (en) 2015-04-24 2018-05-03 Sabic Global Technologies B.V. Composite iron pellets and methods of making same
CN110079665A (zh) 2019-05-23 2019-08-02 北京科技大学 一种用于电炉的高碳金属化球团的制备方法
WO2021029114A1 (ja) 2019-08-09 2021-02-18 合同会社Ｋｅｓｓ 直接還元鉄の製造設備及び製造方法

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US3822125A (en) * 1972-10-13 1974-07-02 Treadwell Corp Flash smelting of iron ore and concentrate
WO2011143718A1 (en) * 2010-05-21 2011-11-24 Errol John Smith Biochar-coke produced in an energy efficient manner
MX2013001378A (es) * 2010-08-03 2014-01-31 Hwang Jiannyang Metodo y aparato para co-produccion de arrabio y gas de sintesis de alta calidad.
JP5630223B2 (ja) * 2010-11-10 2014-11-26 新日鐵住金株式会社 炉頂ガスを循環した直接還元炉の操業方法
DE102012109284A1 (de) * 2012-09-14 2014-03-20 Voestalpine Stahl Gmbh Verfahren zum Erzeugen von Stahl und Verfahren zum Speichern diskontinuierlich anfallender Energie
CN102864266A (zh) * 2012-09-24 2013-01-09 中南大学 一种强化铁矿球团气基竖炉直接还原的方法
CN102864265B (zh) * 2012-09-24 2014-05-28 中南大学 一种气基直接还原尾气回收利用的方法
WO2017115133A1 (en) * 2015-12-28 2017-07-06 Hyl Technologies, S.A. De C.V. Method and system for producing high-carbon dri using syngas
WO2018229520A1 (en) * 2017-06-16 2018-12-20 Arcelormittal Operating method of an iron making installation and associated operating installation
DE102017006067A1 (de) * 2017-06-27 2018-12-27 Helmut Aaslepp Sauerstoff-Hochofen mit Top Gas Recycling
CN107723402A (zh) * 2017-09-08 2018-02-23 江苏省冶金设计院有限公司 一种双竖炉系统和使用该系统生产含铁产品的方法
CN108300829B (zh) * 2018-03-30 2019-10-11 唐竹胜 一种气基和煤基结合的直接还原铁方法
CN108374066B (zh) * 2018-03-30 2019-07-16 唐竹胜 一种粉状铁矿双窑双基联合式低温快速深度直接还原铁的方法
IT201900002089A1 (it) * 2019-02-13 2020-08-13 Danieli Off Mecc Impianto di riduzione diretta e relativo processo
IT201900008019A1 (it) * 2019-06-04 2020-12-04 Tenova Spa Metodo e sistema per la produzione di acciaio o di materiali fusi contenenti ferro a emissioni ridotte
CN110423854B (zh) * 2019-08-30 2020-11-06 东北大学 一种电能全氢闪速还原直接炼钢系统及工艺

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001522936A (ja) 1997-11-06 2001-11-20 メタルゲゼルシャフト・アクチエンゲゼルシャフト 炭化鉄と粒状の直接還元鉄との混合物の製造方法
JP2000054034A (ja) 1998-08-03 2000-02-22 Nippon Steel Corp 還元鉄ペレット製造における還元炉操業方法
JP2006307275A (ja) 2005-04-27 2006-11-09 Nippon Steel Corp 還元鉄の製造方法
JP2010265485A (ja) 2009-05-12 2010-11-25 Jfe Steel Corp アーク炉の操業方法
CN102392093A (zh) 2011-12-09 2012-03-28 青岛理工大学 一种基于生物质的直接还原炼铁装置及方法
JP2013155429A (ja) 2012-01-31 2013-08-15 Jfe Steel Corp 還元鉄の製造方法
CN102586529A (zh) 2012-03-23 2012-07-18 北京科技大学 一种以生物质含碳球团为原料的转底炉炼铁方法
JP2015529751A (ja) 2012-09-14 2015-10-08 フェストアルピネ シュタール ゲーエムベーハーＶｏｅｓｔａｌｐｉｎｅ Ｓｔａｈｌ Ｇｍｂｈ スチール製造方法
US20160002744A1 (en) 2013-02-27 2016-01-07 Hyl Technologies S.A. De C.V. Direct reduction process with improved product quality and process gas efficiency
US20180119248A1 (en) 2015-04-24 2018-05-03 Sabic Global Technologies B.V. Composite iron pellets and methods of making same
CN106629712A (zh) 2016-12-30 2017-05-10 中南大学 一种利用煤与生物质的混合料制备活性炭的方法
CN110079665A (zh) 2019-05-23 2019-08-02 北京科技大学 一种用于电炉的高碳金属化球团的制备方法
WO2021029114A1 (ja) 2019-08-09 2021-02-18 合同会社Ｋｅｓｓ 直接還元鉄の製造設備及び製造方法

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Publication number Publication date
KR102960669B1 (ko) 2026-05-04
BR112023023873A2 (pt) 2024-01-30
EP4341449A1 (en) 2024-03-27
CA3219995A1 (en) 2022-11-24
UA129931C2 (uk) 2025-09-10
CN117337337A (zh) 2024-01-02
MX2023013535A (es) 2023-11-28
US20240254576A1 (en) 2024-08-01
WO2022243726A1 (en) 2022-11-24
JP2024519059A (ja) 2024-05-08
AU2021446056A1 (en) 2023-11-23
ZA202310357B (en) 2024-11-27
AU2021446056B2 (en) 2025-05-22
KR20240007223A (ko) 2024-01-16

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