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AR092164A1 - Metodo para reducir oxido de hierro a hierro metalico con el empleo de gas de horno de coque y gas de horno de oxigeno siderurgico - Google Patents

Metodo para reducir oxido de hierro a hierro metalico con el empleo de gas de horno de coque y gas de horno de oxigeno siderurgico

Info

Publication number
AR092164A1
AR092164A1 ARP130102928A ARP130102928A AR092164A1 AR 092164 A1 AR092164 A1 AR 092164A1 AR P130102928 A ARP130102928 A AR P130102928A AR P130102928 A ARP130102928 A AR P130102928A AR 092164 A1 AR092164 A1 AR 092164A1
Authority
AR
Argentina
Prior art keywords
gas
iron
oven
siderurgico
oxygen
Prior art date
Application number
ARP130102928A
Other languages
English (en)
Inventor
E Metius Gary
M Jr Mclelland James
C Meissner David
c montague Stephen
Original Assignee
Midrex Technologies Inc
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 US13/955,654 external-priority patent/US9028585B2/en
Application filed by Midrex Technologies Inc filed Critical Midrex Technologies Inc
Publication of AR092164A1 publication Critical patent/AR092164A1/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
    • C21B13/0073—Selection or treatment of the reducing gases
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C21B11/02—Making pig-iron other than in blast furnaces in low shaft furnaces or 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
    • C21B13/004—Making spongy iron or liquid steel, by direct processes in a continuous way by reduction from ores
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/02—Processes for making hydrogen or synthesis gas
    • C01B2203/0205—Processes for making hydrogen or synthesis gas containing a reforming step
    • 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
    • C21B2100/26—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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/06—Making pig-iron in the blast furnace using top gas in the blast furnace process
    • 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
    • Y02P10/20—Recycling
    • 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
    • Y02P10/25—Process efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

Reivindicación 1: Un método para reducir óxido de hierro a hierro metálico con el empleo de gas de coque (COG), caracterizado por: proporcionar una corriente de gas de alto horno proveniente de un horno de cuba de reducción directa; reformar el gas natural con la corriente de gas de alto horno en un reformador para formar una corriente de gas reductor y proporcionar la corriente de gas reductor al horno de cuba de reducción directa para reducir el óxido de hierro a hierro metálico; y proporcionar una corriente de COG al reformador como combustible.
ARP130102928A 2013-07-31 2013-08-16 Metodo para reducir oxido de hierro a hierro metalico con el empleo de gas de horno de coque y gas de horno de oxigeno siderurgico AR092164A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13/955,654 US9028585B2 (en) 2010-05-14 2013-07-31 System and method for reducing iron oxide to metallic iron using coke oven gas and oxygen steelmaking furnace gas

Publications (1)

Publication Number Publication Date
AR092164A1 true AR092164A1 (es) 2015-03-25

Family

ID=52432300

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP130102928A AR092164A1 (es) 2013-07-31 2013-08-16 Metodo para reducir oxido de hierro a hierro metalico con el empleo de gas de horno de coque y gas de horno de oxigeno siderurgico

Country Status (15)

Country Link
EP (1) EP3027778B1 (es)
JP (1) JP6190522B2 (es)
KR (2) KR101874518B1 (es)
CN (1) CN105452492A (es)
AR (1) AR092164A1 (es)
AU (1) AU2013395613A1 (es)
CA (1) CA2914784C (es)
CL (1) CL2015003715A1 (es)
MX (1) MX2016000772A (es)
MY (1) MY171552A (es)
RU (1) RU2640511C2 (es)
TW (2) TWI568854B (es)
UA (1) UA117374C2 (es)
WO (1) WO2015016950A1 (es)
ZA (1) ZA201509143B (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11952638B2 (en) 2019-09-27 2024-04-09 Midrex Technologies, Inc. Direct reduction process utilizing hydrogen

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TWI554331B (zh) * 2015-06-09 2016-10-21 行政院原子能委員會核能研究所 用以分離、純化二氧化碳之碳氫燃料反應器
EP3202922B8 (de) * 2016-02-02 2019-03-20 Bogdan Vuletic Verfahren und anlage zur herstellung von eisenschwamm
US11611115B2 (en) 2017-12-29 2023-03-21 Form Energy, Inc. Long life sealed alkaline secondary batteries
AU2019310592B2 (en) 2018-07-27 2024-12-19 Form Energy, Inc. Negative electrodes for electrochemical cells
CN109338024A (zh) * 2018-11-13 2019-02-15 重庆工商大学 一种利用转炉煤气和焦炉煤气生产海绵铁的直接还原工艺
KR102644556B1 (ko) * 2018-12-04 2024-03-07 현대자동차주식회사 부생가스를 이용한 수소 제조 시스템 및 제조 방법
SE543341C2 (en) 2019-04-01 2020-12-08 Greeniron H2 Ab Method and device for producing direct reduced metal
US12294086B2 (en) 2019-07-26 2025-05-06 Form Energy, Inc. Low cost metal electrodes
SE543642C2 (en) 2019-09-23 2021-05-11 Greeniron H2 Ab Method and device for producing direct reduced, carburized metal
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
JP7131698B2 (ja) * 2020-01-10 2022-09-06 Ｊｆｅスチール株式会社 高炉の操業方法および高炉附帯設備
KR20220162174A (ko) 2020-04-27 2022-12-07 제이에프이 스틸 가부시키가이샤 제철 설비 및 환원철의 제조 방법
KR20220160694A (ko) * 2020-05-14 2022-12-06 닛폰세이테츠 가부시키가이샤 환원철의 제조 방법
US20230167517A1 (en) * 2020-05-28 2023-06-01 Nippon Steel Corporation Method for producing reduced iron
IT202000015472A1 (it) * 2020-06-26 2021-12-26 Danieli Off Mecc Impianto di riduzione diretta e relativo processo
US11920204B2 (en) * 2020-10-06 2024-03-05 Midrex Technologies, Inc. Oxygen injection for reformer feed gas for direct reduction process
WO2022251059A1 (en) * 2021-05-24 2022-12-01 Nucor Corporation Direct reduced iron system and method using synthetic combustion air
WO2022270194A1 (ja) 2021-06-24 2022-12-29 Ｊｆｅスチール株式会社 還元鉄の製造方法
KR102889683B1 (ko) * 2022-12-06 2025-11-20 엠씨씨 캐피탈 엔지니어링 앤드 리서치 인코포레이션 리미티드 분위기 조절 가능한 가스 기반 직접 환원 제철 시스템 및 방법
WO2024135695A1 (ja) 2022-12-23 2024-06-27 Ｊｆｅスチール株式会社 還元鉄の製造方法
WO2024135697A1 (ja) 2022-12-23 2024-06-27 Ｊｆｅスチール株式会社 還元鉄の製造方法
CN120513306A (zh) 2022-12-23 2025-08-19 杰富意钢铁株式会社 还原铁的制造方法
AU2023411739A1 (en) 2022-12-23 2025-05-15 Jfe Steel Corporation Method of producing reduced iron
KR20250085808A (ko) 2022-12-23 2025-06-12 제이에프이 스틸 가부시키가이샤 환원철의 제조 방법
KR20250163656A (ko) * 2024-05-14 2025-11-21 주식회사 포스코 환원철 제조 설비 및 제조 방법

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11952638B2 (en) 2019-09-27 2024-04-09 Midrex Technologies, Inc. Direct reduction process utilizing hydrogen

Also Published As

Publication number Publication date
JP2016529384A (ja) 2016-09-23
EP3027778B1 (en) 2021-04-28
KR101874518B1 (ko) 2018-07-05
MX2016000772A (es) 2016-04-27
CA2914784A1 (en) 2015-02-05
AU2013395613A1 (en) 2016-01-21
CL2015003715A1 (es) 2016-10-14
TWI568854B (zh) 2017-02-01
KR101857790B1 (ko) 2018-05-15
UA117374C2 (uk) 2018-07-25
EP3027778A1 (en) 2016-06-08
WO2015016950A1 (en) 2015-02-05
MY171552A (en) 2019-10-18
CA2914784C (en) 2017-11-14
ZA201509143B (en) 2017-04-26
KR20170080722A (ko) 2017-07-10
KR20160048765A (ko) 2016-05-04
RU2640511C2 (ru) 2018-01-09
TW201534734A (zh) 2015-09-16
EP3027778A4 (en) 2017-11-15
TWI522474B (zh) 2016-02-21
JP6190522B2 (ja) 2017-08-30
CN105452492A (zh) 2016-03-30
RU2016106013A (ru) 2017-09-01
TW201504442A (zh) 2015-02-01

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