EP2641981A4 - Appareil de production de fer fondu et procédé de production de fer fondu l'utilisant - Google Patents

Appareil de production de fer fondu et procédé de production de fer fondu l'utilisant Download PDF

Info

Publication number
EP2641981A4
EP2641981A4 EP11842354.0A EP11842354A EP2641981A4 EP 2641981 A4 EP2641981 A4 EP 2641981A4 EP 11842354 A EP11842354 A EP 11842354A EP 2641981 A4 EP2641981 A4 EP 2641981A4
Authority
EP
European Patent Office
Prior art keywords
molten iron
manufacturing molten
same
manufacturing
iron
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.)
Granted
Application number
EP11842354.0A
Other languages
German (de)
English (en)
Other versions
EP2641981A2 (fr
EP2641981B1 (fr
Inventor
Myoung-Kyun Shin
Sang-Hoon Joo
Dong-Jin Kim
Jin-Tae 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
Application filed by Posco Co Ltd filed Critical Posco Co Ltd
Publication of EP2641981A2 publication Critical patent/EP2641981A2/fr
Publication of EP2641981A4 publication Critical patent/EP2641981A4/fr
Application granted granted Critical
Publication of EP2641981B1 publication Critical patent/EP2641981B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C21B13/143—Injection of partially reduced ore into a molten bath

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
EP11842354.0A 2010-11-19 2011-11-18 Procédé de production de fer fondu Active EP2641981B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20100115554A KR101187851B1 (ko) 2010-11-19 2010-11-19 용철제조장치 및 이를 이용한 용철제조방법
PCT/KR2011/008842 WO2012067462A2 (fr) 2010-11-19 2011-11-18 Appareil de production de fer fondu et procédé de production de fer fondu l'utilisant

Publications (3)

Publication Number Publication Date
EP2641981A2 EP2641981A2 (fr) 2013-09-25
EP2641981A4 true EP2641981A4 (fr) 2017-08-30
EP2641981B1 EP2641981B1 (fr) 2019-06-05

Family

ID=46084546

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11842354.0A Active EP2641981B1 (fr) 2010-11-19 2011-11-18 Procédé de production de fer fondu

Country Status (4)

Country Link
EP (1) EP2641981B1 (fr)
KR (1) KR101187851B1 (fr)
CN (2) CN103221555B (fr)
WO (1) WO2012067462A2 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101451405B1 (ko) * 2012-11-30 2014-10-15 주식회사 포스코 괴성광의 경화장치 및 이를 구비한 용철 제조장치
KR101417652B1 (ko) * 2013-06-24 2014-07-08 주식회사 포스코 유동로의 가스정체층 형성 방지장치 및 방법
KR101550893B1 (ko) * 2013-12-10 2015-09-18 주식회사 포스코 용철제조방법 및 용철제조장치
DE102014111906A1 (de) * 2014-08-20 2016-02-25 Maschinenfabrik Köppern Gmbh & Co. Kg Anlage zum Heißbrikettieren
EP3216880B1 (fr) * 2014-11-06 2019-06-19 Posco Appareil de fabrication de fer en fusion composite
KR101660696B1 (ko) * 2015-09-08 2016-09-28 주식회사 포스코 타르 분해 장치, 용철 제조 장치 및 용철 제조 방법

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060162499A1 (en) * 2002-12-21 2006-07-27 Posco Apparatus for manufacturing molten irons by hot compacting fine direct reduced irons and calcined additives and method using the same
CN1842605A (zh) * 2004-10-19 2006-10-04 Posco公司 用于制造包含直接还原铁粉的还原材料的压制铁的设备以及使用该设备制造铁水的设备
WO2008018774A1 (fr) * 2006-08-11 2008-02-14 Posco Appareil pour fabriquer des fontes de fer et procédé de fabrication de fontes de fer utilisant ledit appareil
WO2011045212A1 (fr) * 2009-10-16 2011-04-21 Siemens Vai Metals Technologies Gmbh Procédé et dispositif pour le chargement dans une unité de fusion

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN86101529A (zh) * 1983-09-14 1988-02-17 新西兰钢铁公司 铁水的生产
JP2002241819A (ja) 2001-02-09 2002-08-28 Nkk Corp 微粒鉱石吹込装置
CN1325666C (zh) * 2002-12-21 2007-07-11 Posco公司 制造铁水的设备及其使用方法
KR101197694B1 (ko) * 2005-09-12 2012-11-05 주식회사 포스코 분환원철 함유 괴성체 제조 장치 및 이를 구비한용철제조장치
KR100797824B1 (ko) * 2006-12-18 2008-01-24 주식회사 포스코 분상 또는 괴상의 일반탄 및 분상의 철함유 광석을 직접사용하는 용철제조장치
CN101260448B (zh) * 2008-04-24 2010-09-29 钢铁研究总院 一种直接使用精矿粉的熔融还原炼铁方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060162499A1 (en) * 2002-12-21 2006-07-27 Posco Apparatus for manufacturing molten irons by hot compacting fine direct reduced irons and calcined additives and method using the same
CN1842605A (zh) * 2004-10-19 2006-10-04 Posco公司 用于制造包含直接还原铁粉的还原材料的压制铁的设备以及使用该设备制造铁水的设备
WO2008018774A1 (fr) * 2006-08-11 2008-02-14 Posco Appareil pour fabriquer des fontes de fer et procédé de fabrication de fontes de fer utilisant ledit appareil
WO2011045212A1 (fr) * 2009-10-16 2011-04-21 Siemens Vai Metals Technologies Gmbh Procédé et dispositif pour le chargement dans une unité de fusion

Also Published As

Publication number Publication date
EP2641981A2 (fr) 2013-09-25
WO2012067462A3 (fr) 2012-08-23
CN103221555A (zh) 2013-07-24
CN103221555B (zh) 2015-07-15
KR101187851B1 (ko) 2012-10-04
KR20120054262A (ko) 2012-05-30
CN104694687A (zh) 2015-06-10
EP2641981B1 (fr) 2019-06-05
WO2012067462A2 (fr) 2012-05-24

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