WO2012091422A3 - 원자로를 이용한 환원철 제조장치 및 이를 이용한 환원철 제조방법 - Google Patents

원자로를 이용한 환원철 제조장치 및 이를 이용한 환원철 제조방법 Download PDF

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Publication number
WO2012091422A3
WO2012091422A3 PCT/KR2011/010176 KR2011010176W WO2012091422A3 WO 2012091422 A3 WO2012091422 A3 WO 2012091422A3 KR 2011010176 W KR2011010176 W KR 2011010176W WO 2012091422 A3 WO2012091422 A3 WO 2012091422A3
Authority
WO
WIPO (PCT)
Prior art keywords
reduced iron
reduction furnace
manufacturing
nuclear reactor
fluidized reduction
Prior art date
Application number
PCT/KR2011/010176
Other languages
English (en)
French (fr)
Other versions
WO2012091422A2 (ko
Inventor
정준양
최진식
김성연
강태욱
김희원
Original Assignee
주식회사 포스코
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 주식회사 포스코 filed Critical 주식회사 포스코
Priority to CN2011800633013A priority Critical patent/CN103282520A/zh
Publication of WO2012091422A2 publication Critical patent/WO2012091422A2/ko
Publication of WO2012091422A3 publication Critical patent/WO2012091422A3/ko

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
    • C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
    • C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
    • C21B13/002—Reduction of iron ores by passing through a heated column of carbon
    • 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
    • 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
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C21B13/143—Injection of partially reduced ore into a molten bath
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B15/00—Other processes for the manufacture of iron from iron compounds
    • C21B15/003—By using nuclear energy
    • 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
    • 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)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

본 발명은 원자로에서 생성되는 수소가스를 이용하여 높은 효율의 환원철을 친환경적으로 제조할 수 있는 장치 및 제조방법에 관한 것으로서, 분철광을 환원가스와 반응시켜 환원철로 환원시키는 1개 이상의 유동환원로; 상기 1개 이상의 유동환원로에 분철광을 장입될 수 있도록 연결된 분철광 장입수단; 상기 1개 이상의 유동환원로에서 발생된 배가스를 배출하는 배가스 배출수단; 상기 환원가스로 사용되는 수소가스를 형성하는 원자로 및 상기 원자로 에서 형성된 수소가스를 제1 유동환원로의 저부에 공급할 수 있는 수소가스 공급수단; 및 상기 제1 유동환원로에서 환원된 환원철을 괴상화시키는 괴상화 수단을 포함하는 원자로를 이용한 환원철 제조장치 및 이를 이용한 환원철 제조방법을 제공한다.
PCT/KR2011/010176 2010-12-28 2011-12-27 원자로를 이용한 환원철 제조장치 및 이를 이용한 환원철 제조방법 WO2012091422A2 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011800633013A CN103282520A (zh) 2010-12-28 2011-12-27 使用核反应堆的还原铁制备装置及使用该装置的还原铁制备方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020100136543A KR101197936B1 (ko) 2010-12-28 2010-12-28 원자로를 이용한 환원철 제조장치 및 이를 이용한 환원철 제조방법
KR10-2010-0136543 2010-12-28

Publications (2)

Publication Number Publication Date
WO2012091422A2 WO2012091422A2 (ko) 2012-07-05
WO2012091422A3 true WO2012091422A3 (ko) 2012-09-07

Family

ID=46383695

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2011/010176 WO2012091422A2 (ko) 2010-12-28 2011-12-27 원자로를 이용한 환원철 제조장치 및 이를 이용한 환원철 제조방법

Country Status (3)

Country Link
KR (1) KR101197936B1 (ko)
CN (1) CN103282520A (ko)
WO (1) WO2012091422A2 (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE543341C2 (en) * 2019-04-01 2020-12-08 Greeniron H2 Ab Method and device for producing direct reduced metal
SE543642C2 (en) * 2019-09-23 2021-05-11 Greeniron H2 Ab Method and device for producing direct reduced, carburized metal
SE544421C2 (en) * 2020-06-26 2022-05-17 Greeniron H2 Ab Method and device for producing direct reduced metal

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4047935A (en) * 1974-12-11 1977-09-13 United States Steel Corporation Process for direct-reduction of iron-ore employing nuclear reactor-powdered catalytic reformer
US5082251A (en) * 1990-03-30 1992-01-21 Fior De Venezuela Plant and process for fluidized bed reduction of ore
JPH04254796A (ja) * 1991-02-06 1992-09-10 Mitsubishi Heavy Ind Ltd 金属鉱石の直接還元方法
KR20010023002A (ko) * 1997-08-18 2001-03-26 뵈스트-알핀 인두스트리안라겐바우 게엠베하 앤드 컴퍼니 미립자 산화철을 포함한 물질의 직접 환원방법 및 이를 위한 장치

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT403696B (de) * 1996-06-20 1998-04-27 Voest Alpine Ind Anlagen Einschmelzvergaser und anlage für die herstellung einer metallschmelze
KR100939268B1 (ko) * 2006-08-11 2010-01-29 주식회사 포스코 용철제조장치 및 이를 이용한 용철제조방법
CN101759567A (zh) * 2008-12-16 2010-06-30 亚申科技研发中心（上海）有限公司 利用核能水解产物和二氧化碳生产绿色环保的气、液产品的方法及系统

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4047935A (en) * 1974-12-11 1977-09-13 United States Steel Corporation Process for direct-reduction of iron-ore employing nuclear reactor-powdered catalytic reformer
US5082251A (en) * 1990-03-30 1992-01-21 Fior De Venezuela Plant and process for fluidized bed reduction of ore
JPH04254796A (ja) * 1991-02-06 1992-09-10 Mitsubishi Heavy Ind Ltd 金属鉱石の直接還元方法
KR20010023002A (ko) * 1997-08-18 2001-03-26 뵈스트-알핀 인두스트리안라겐바우 게엠베하 앤드 컴퍼니 미립자 산화철을 포함한 물질의 직접 환원방법 및 이를 위한 장치

Also Published As

Publication number Publication date
KR101197936B1 (ko) 2012-11-05
CN103282520A (zh) 2013-09-04
WO2012091422A2 (ko) 2012-07-05
KR20120074644A (ko) 2012-07-06

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