CA2574957C - Apparatus for manufacturing molten iron by injecting fine coals into a melter-gasifier and the method using the same - Google Patents

Apparatus for manufacturing molten iron by injecting fine coals into a melter-gasifier and the method using the same Download PDF

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Publication number
CA2574957C
CA2574957C CA2574957A CA2574957A CA2574957C CA 2574957 C CA2574957 C CA 2574957C CA 2574957 A CA2574957 A CA 2574957A CA 2574957 A CA2574957 A CA 2574957A CA 2574957 C CA2574957 C CA 2574957C
Authority
CA
Canada
Prior art keywords
carbonaceous materials
fine
molten iron
melter
gasifier
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
CA2574957A
Other languages
English (en)
French (fr)
Other versions
CA2574957A1 (en
Inventor
Young-Chul Kwon
Nam-Suk Hur
Young-Do Park
Hak-Dong Kim
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Posco Holdings Inc
Original Assignee
Posco Co Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=35786474&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2574957(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from KR1020050033775A external-priority patent/KR101121197B1/ko
Application filed by Posco Co Ltd filed Critical Posco Co Ltd
Publication of CA2574957A1 publication Critical patent/CA2574957A1/en
Application granted granted Critical
Publication of CA2574957C publication Critical patent/CA2574957C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L5/00—Solid fuels
    • C10L5/02—Solid fuels such as briquettes consisting mainly of carbonaceous materials of mineral or non-mineral origin
    • C10L5/06—Methods of shaping, e.g. pelletizing or briquetting
    • C10L5/10—Methods of shaping, e.g. pelletizing or briquetting with the aid of binders, e.g. pretreated binders
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/02—Fixed-bed gasification of lump fuel
    • C10J3/20—Apparatus; Plants
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L5/00—Solid fuels
    • C10L5/02—Solid fuels such as briquettes consisting mainly of carbonaceous materials of mineral or non-mineral origin
    • C10L5/34—Other details of the shaped fuels, e.g. briquettes
    • C10L5/36—Shape
    • C10L5/361—Briquettes
    • 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
    • C21B13/0073—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
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0903—Feed preparation
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0913—Carbonaceous raw material
    • C10J2300/093—Coal
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0953—Gasifying agents
    • C10J2300/0959—Oxygen
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/16—Integration of gasification processes with another plant or parts within the plant
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
CA2574957A 2004-07-30 2005-07-29 Apparatus for manufacturing molten iron by injecting fine coals into a melter-gasifier and the method using the same Active CA2574957C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
KR10-2004-0060584 2004-07-30
KR20040060584 2004-07-30
KR10-2005-0033775 2005-04-22
KR1020050033775A KR101121197B1 (ko) 2004-07-30 2005-04-22 일반탄 및 분철광석을 직접 사용하는 용융가스화로에 미분탄재를 취입하는 용철제조장치 및 그 용철제조방법
PCT/KR2005/002478 WO2006011774A1 (en) 2004-07-30 2005-07-29 Apparatus for manufacturing molten irons by injecting fine coals into a melter-gasifier and the method using the same.

Publications (2)

Publication Number Publication Date
CA2574957A1 CA2574957A1 (en) 2006-02-02
CA2574957C true CA2574957C (en) 2010-02-16

Family

ID=35786474

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2574957A Active CA2574957C (en) 2004-07-30 2005-07-29 Apparatus for manufacturing molten iron by injecting fine coals into a melter-gasifier and the method using the same

Country Status (6)

Country Link
EP (1) EP1774050B1 (ja)
JP (1) JP4970256B2 (ja)
AU (1) AU2005265480B2 (ja)
BR (1) BRPI0506129B8 (ja)
CA (1) CA2574957C (ja)
WO (1) WO2006011774A1 (ja)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100948929B1 (ko) 2007-12-24 2010-03-23 주식회사 포스코 환원로 및 이를 포함하는 용철 제조 장치
AT506837B1 (de) * 2008-06-06 2010-03-15 Siemens Vai Metals Tech Gmbh Verfahren und vorrichtung zur herstellung von roheisen oder flüssigen stahlvorprodukten
CN101445848B (zh) * 2008-12-22 2010-08-11 莱芜钢铁集团有限公司 一种含铁物料连续炼钢工艺方法及装置
WO2011027038A1 (fr) * 2009-09-02 2011-03-10 Arcelormittal Investigación Y Desarrollo Sl Procédé de réduction des émissions de dioxyde de carbone d'un haut- fourneau, et dispositif associé
AT508953B1 (de) 2009-10-16 2011-07-15 Siemens Vai Metals Tech Gmbh Verfahren und vorrichtung zur chargierung in ein einschmelzaggregat
AT508775B1 (de) 2009-10-16 2011-04-15 Siemens Vai Metals Tech Gmbh Verfahren und vorrichtung zur herstellung von flüssigem roheisen in einem einschmelzvergaser unter nutzung von kohlenstoffhaltigem schlamm
KR20130072684A (ko) * 2011-12-22 2013-07-02 주식회사 포스코 풍구 조립체 및 이를 이용한 용철제조장치
CN102851426A (zh) * 2012-10-09 2013-01-02 中冶赛迪工程技术股份有限公司 一种利用富ch4煤气生产海绵铁的直接还原工艺
DE102013015019A1 (de) * 2013-09-10 2015-03-12 Bogdan Vuletic Verfahren und Anlage zur Vergasung von Kohlenstoffträgern und Weiterverarbeitung des produzierten Gases
WO2016140428A1 (ko) * 2015-03-04 2016-09-09 주식회사 포스코 성형탄, 그 제조 방법, 제조 장치, 용철 제조 방법 및 용철 제조 장치
KR101797133B1 (ko) * 2016-08-05 2017-11-13 주식회사 포스코 용철 제조장치 및 용철 제조방법
KR102176345B1 (ko) * 2018-10-17 2020-11-09 주식회사 포스코 이산화탄소 배출 저감형 용철 제조장치 및 그 제조방법

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58174511A (ja) * 1982-04-03 1983-10-13 Sumitomo Metal Ind Ltd 銑鉄の製造方法およびその装置
JPS62224619A (ja) * 1986-03-25 1987-10-02 Nippon Steel Corp 溶融還元炉への炭材供給方法
JP2668913B2 (ja) * 1988-02-09 1997-10-27 日本鋼管株式会社 溶融還元法
JPH01319620A (ja) * 1988-06-22 1989-12-25 Kawasaki Steel Corp 溶融還元炉の操業方法
JPH02141516A (ja) * 1988-11-22 1990-05-30 Nippon Steel Corp 鉄溶融還元製錬法
JPH0634354Y2 (ja) * 1989-07-25 1994-09-07 新日本製鐵株式会社 高炉微粉炭吹込用配管
JPH059526A (ja) * 1991-06-27 1993-01-19 Mitsubishi Heavy Ind Ltd 銑鉄製造装置
JP3298942B2 (ja) * 1992-10-15 2002-07-08 川崎製鉄株式会社 ２段羽口式溶融還元炉の操業方法
AT405525B (de) * 1996-06-28 1999-09-27 Voest Alpine Ind Anlagen Verfahren und anlage zum herstellen von flüssigem roheisen oder flüssigen stahlvorprodukten
AT407053B (de) * 1997-07-04 2000-12-27 Voest Alpine Ind Anlagen Verfahren und anlage zur herstellung einer metallschmelze in einem einschmelzvergaser unter verwertung von feinkohle
JPH11315310A (ja) * 1998-04-30 1999-11-16 Nkk Corp 高炉への微粉炭吹き込み方法
AT407161B (de) * 1998-11-27 2001-01-25 Voest Alpine Ind Anlagen Verfahren zur herstellung von flüssigem roheisen
AT408991B (de) * 2000-04-28 2002-04-25 Voest Alpine Ind Anlagen Verfahren und anlage zur herstellung einer metallschmelze
JP4202326B2 (ja) * 2002-12-21 2008-12-24 ポスコ 還元鉄粉及び焼成副原料を高温塊状化する溶融鉄製造装置及びその溶融鉄製造方法

Also Published As

Publication number Publication date
EP1774050A4 (en) 2009-05-20
BRPI0506129B1 (pt) 2017-09-12
WO2006011774A1 (en) 2006-02-02
EP1774050A1 (en) 2007-04-18
AU2005265480B2 (en) 2008-06-12
CA2574957A1 (en) 2006-02-02
JP4970256B2 (ja) 2012-07-04
AU2005265480A1 (en) 2006-02-02
BRPI0506129B8 (pt) 2018-06-05
BRPI0506129A (pt) 2006-10-24
JP2008508423A (ja) 2008-03-21
EP1774050B1 (en) 2011-09-07

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