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ATE403014T1 - Vorrichtung zur herstellung von schmelzflüssigem eisen zur verbesserung des betriebs einer wirbelschicht-reduktionsvorrichtung und herstellungsverfahren damit - Google Patents

Vorrichtung zur herstellung von schmelzflüssigem eisen zur verbesserung des betriebs einer wirbelschicht-reduktionsvorrichtung und herstellungsverfahren damit

Info

Publication number
ATE403014T1
ATE403014T1 AT03778993T AT03778993T ATE403014T1 AT E403014 T1 ATE403014 T1 AT E403014T1 AT 03778993 T AT03778993 T AT 03778993T AT 03778993 T AT03778993 T AT 03778993T AT E403014 T1 ATE403014 T1 AT E403014T1
Authority
AT
Austria
Prior art keywords
iron
reduced
coal
fluidized bed
packed bed
Prior art date
Application number
AT03778993T
Other languages
English (en)
Inventor
Myoung-Kyun Shin
Jun-Hyuk Lee
Original Assignee
Posco
Res Inst Ind Science & Tech
Voest Alpine Ind Anlagen
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 Posco, Res Inst Ind Science & Tech, Voest Alpine Ind Anlagen filed Critical Posco
Application granted granted Critical
Publication of ATE403014T1 publication Critical patent/ATE403014T1/de

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
    • 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
    • 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
    • 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
    • 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
    • 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)
  • Manufacture Of Iron (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
  • Furnace Details (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
AT03778993T 2002-12-23 2003-12-23 Vorrichtung zur herstellung von schmelzflüssigem eisen zur verbesserung des betriebs einer wirbelschicht-reduktionsvorrichtung und herstellungsverfahren damit ATE403014T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR20020082634 2002-12-23

Publications (1)

Publication Number Publication Date
ATE403014T1 true ATE403014T1 (de) 2008-08-15

Family

ID=36241061

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03778993T ATE403014T1 (de) 2002-12-23 2003-12-23 Vorrichtung zur herstellung von schmelzflüssigem eisen zur verbesserung des betriebs einer wirbelschicht-reduktionsvorrichtung und herstellungsverfahren damit

Country Status (14)

Country Link
US (1) US7713329B2 (de)
EP (1) EP1576198B1 (de)
JP (1) JP4191681B2 (de)
KR (1) KR101055846B1 (de)
CN (1) CN1754003B (de)
AT (1) ATE403014T1 (de)
AU (1) AU2003289518B2 (de)
BR (1) BR0317226B8 (de)
CA (1) CA2511731C (de)
DE (1) DE60322585D1 (de)
RU (1) RU2299245C2 (de)
UA (1) UA77355C2 (de)
WO (1) WO2004057038A1 (de)
ZA (1) ZA200505052B (de)

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ES2441728T3 (es) * 2004-05-31 2014-02-06 Outotec Oyj Aparato y proceso de reducción directa
TWI381897B (zh) * 2004-12-22 2013-01-11 Taiyo Nippon Sanso Corp 金屬超微粉之製造方法
US20060162497A1 (en) * 2005-01-21 2006-07-27 Cabot Corporation Processes for forming nanoparticles in a flame spray system
KR100732461B1 (ko) * 2005-12-26 2007-06-27 주식회사 포스코 분철광석의 장입 및 배출을 개선한 용철제조방법 및 이를이용한 용철제조장치
KR101235252B1 (ko) * 2005-12-26 2013-02-20 주식회사 포스코 탄화수소 함유가스 취입에 의한 용철제조방법 및 이를이용한 용철제조장치
KR100711776B1 (ko) * 2005-12-26 2007-04-30 주식회사 포스코 용철 제조 장치
KR100743189B1 (ko) * 2005-12-26 2007-07-27 주식회사 포스코 용철 제조 장치 및 제조 방법
KR100711774B1 (ko) 2005-12-26 2007-04-25 주식회사 포스코 환원체의 장입 구조를 개선한 용철제조장치
KR100778673B1 (ko) 2005-12-26 2007-11-22 주식회사 포스코 용철 제조 장치
KR100972195B1 (ko) * 2006-05-17 2010-07-23 주식회사 포스코 탄화수소 함유가스 취입에 의한 용철제조방법 및 이를이용한 용철제조장치
KR100948929B1 (ko) 2007-12-24 2010-03-23 주식회사 포스코 환원로 및 이를 포함하는 용철 제조 장치
KR100930680B1 (ko) * 2007-12-26 2009-12-09 주식회사 포스코 용철제조장치 및 용철제조방법
CN102031326B (zh) * 2010-12-20 2012-05-02 张成顺 铁精矿粉直接熔融还原炼铁工艺
KR101699236B1 (ko) * 2015-12-23 2017-01-24 주식회사 포스코 용철 제조 장치 및 이를 이용한 용철 제조 방법
KR101827996B1 (ko) * 2016-10-17 2018-02-13 주식회사 포스코 용철제조방법 및 이를 이용한 용철제조장치
CN107091569A (zh) * 2017-03-24 2017-08-25 石家庄新华能源环保科技股份有限公司 回转窑以及利用该回转窑生产金属氢化物的多联产系统
KR102158227B1 (ko) * 2018-08-02 2020-09-21 주식회사 포스코 풍구 수취입 장치
KR20240076517A (ko) * 2022-11-22 2024-05-30 주식회사 포스코 환원로 및 환원철의 제조 방법

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JP3153091B2 (ja) * 1994-03-10 2001-04-03 株式会社荏原製作所 廃棄物の処理方法及びガス化及び熔融燃焼装置
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JPS6142590A (ja) * 1984-08-03 1986-03-01 Res Assoc Residual Oil Process<Rarop> 重質油の熱分解と共に高濃度水素ガスを製造する方法
JPS62228882A (ja) 1986-03-28 1987-10-07 新日本製鐵株式会社 鉄鉱石予備還元装置
EP0457923B1 (de) * 1989-12-08 1996-04-03 Kawasaki Steel Corporation Gasverteiler für ein wirbelbett
US5185032A (en) * 1992-05-26 1993-02-09 Fior De Venezuela Process for fluidized bed direct steelmaking
AT404735B (de) * 1992-10-22 1999-02-25 Voest Alpine Ind Anlagen Verfahren und anlage zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten
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AT406271B8 (de) 1997-08-18 2000-05-25 Voest Alpine Ind Anlagen Verfahren und anlage zur direktreduktion von teilchenförmigem eisenoxidhältigem material
JPH11131118A (ja) * 1997-10-31 1999-05-18 Nkk Corp 予備還元炉
BR9807591A (pt) * 1997-12-20 2000-02-22 Po Hang Iron & Steel Aparelho para a fabricação de ferro gusa fundido e ferro reduzido utilização de leite fluidificado, e método parao mesmo
US6418866B1 (en) * 1998-06-16 2002-07-16 Mitsubishi Heavy Industries, Ltd. Operating method of fluidized-bed incinerator and the incinerator
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LU90291B1 (de) * 1998-09-23 2000-03-24 Wurth Paul Sa Verfahren zum herstellen von direkt reduziertem Metall in einem Etagenofen
KR100321050B1 (ko) * 1998-12-09 2002-04-17 이구택 분철광석의유동층식예비환원장치및이를이용한예비환원방법
AT409387B (de) 2000-06-28 2002-07-25 Voest Alpine Ind Anlagen Verfahren und anlage zur gasreduktion von teilchenförmigen oxidhältigen erzen
CN2433260Y (zh) * 2000-07-21 2001-06-06 中国科学院化工冶金研究所 多级流化移动床熔态还原炼铁炉
AT410803B (de) 2001-09-27 2003-08-25 Voest Alpine Ind Anlagen Verfahren zur reduktion von metallhältigem, insbesondere eisenerzhältigem, teilchenförmigem material

Also Published As

Publication number Publication date
US20060119023A1 (en) 2006-06-08
CN1754003A (zh) 2006-03-29
EP1576198A1 (de) 2005-09-21
AU2003289518A1 (en) 2004-07-14
EP1576198A4 (de) 2006-09-20
KR101055846B1 (ko) 2011-08-09
US7713329B2 (en) 2010-05-11
UA77355C2 (en) 2006-11-15
CN1754003B (zh) 2012-05-30
JP4191681B2 (ja) 2008-12-03
DE60322585D1 (de) 2008-09-11
BR0317226A (pt) 2005-11-01
CA2511731C (en) 2012-08-21
KR20050089836A (ko) 2005-09-08
CA2511731A1 (en) 2004-07-08
WO2004057038A1 (en) 2004-07-08
RU2299245C2 (ru) 2007-05-20
RU2005118994A (ru) 2006-02-10
ZA200505052B (en) 2006-10-25
BR0317226B1 (pt) 2013-01-08
JP2006511708A (ja) 2006-04-06
EP1576198B1 (de) 2008-07-30
AU2003289518B2 (en) 2007-09-06
BR0317226B8 (pt) 2013-02-19

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