EP2871247A4 - Procédé de fonctionnement d'un haut fourneau - Google Patents

Procédé de fonctionnement d'un haut fourneau

Info

Publication number
EP2871247A4
EP2871247A4 EP13813190.9A EP13813190A EP2871247A4 EP 2871247 A4 EP2871247 A4 EP 2871247A4 EP 13813190 A EP13813190 A EP 13813190A EP 2871247 A4 EP2871247 A4 EP 2871247A4
Authority
EP
European Patent Office
Prior art keywords
blast furnace
operating blast
operating
furnace
blast
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
EP13813190.9A
Other languages
German (de)
English (en)
Other versions
EP2871247B1 (fr
EP2871247A1 (fr
Inventor
Daiki Fujiwara
Akinori Murao
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.)
JFE Steel Corp
Original Assignee
JFE Steel Corp
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 JFE Steel Corp filed Critical JFE Steel Corp
Publication of EP2871247A1 publication Critical patent/EP2871247A1/fr
Publication of EP2871247A4 publication Critical patent/EP2871247A4/fr
Application granted granted Critical
Publication of EP2871247B1 publication Critical patent/EP2871247B1/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
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/001—Injecting additional fuel or reducing agents
    • C21B5/003—Injection of pulverulent coal
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/16—Tuyéres
    • C21B7/163—Blowpipe assembly
EP13813190.9A 2012-07-03 2013-06-28 Procédé de fonctionnement d'un haut fourneau Active EP2871247B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2012149384 2012-07-03
JP2013077526 2013-04-03
PCT/JP2013/067788 WO2014007152A1 (fr) 2012-07-03 2013-06-28 Procédé de fonctionnement d'un haut fourneau

Publications (3)

Publication Number Publication Date
EP2871247A1 EP2871247A1 (fr) 2015-05-13
EP2871247A4 true EP2871247A4 (fr) 2015-08-05
EP2871247B1 EP2871247B1 (fr) 2017-05-10

Family

ID=49881908

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13813190.9A Active EP2871247B1 (fr) 2012-07-03 2013-06-28 Procédé de fonctionnement d'un haut fourneau

Country Status (6)

Country Link
EP (1) EP2871247B1 (fr)
JP (1) JP5522325B1 (fr)
KR (1) KR101608231B1 (fr)
CN (1) CN104379770B (fr)
AU (1) AU2013284587B2 (fr)
WO (1) WO2014007152A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6061107B2 (ja) * 2014-02-17 2017-01-18 Ｊｆｅスチール株式会社 高炉操業方法
JP6337613B2 (ja) * 2014-05-23 2018-06-06 新日鐵住金株式会社 高炉の操業方法
JP6098765B2 (ja) * 2014-08-27 2017-03-22 Ｊｆｅスチール株式会社 酸素高炉への微粉炭吹き込み方法
CN108265141B (zh) * 2018-03-01 2019-10-08 东北大学 一种垂直两段式高炉喷吹煤粉装置
CN108265146B (zh) * 2018-03-01 2019-09-03 东北大学 一种改善高炉内煤气流分布的垂直式装置
CN108220515B (zh) * 2018-03-01 2019-09-03 东北大学 一种垂直两段式高炉喷吹煤粉方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58171507A (ja) * 1982-03-31 1983-10-08 Nippon Steel Corp 微粉炭吹込みによる高炉操炉方法
GB2119488A (en) * 1982-03-31 1983-11-16 Kobe Steel Ltd Injecting pulverised fuel into a blast furnace
WO1986005520A1 (fr) * 1985-03-14 1986-09-25 British Steel Corporation Fabrication de fer amelioree dans un four de fusion a cuve
EP0277360A1 (fr) * 1986-12-27 1988-08-10 Nippon Kokan Kabushiki Kaisha Procédé d'exploitation d'un haut fourneau
BE1000893A7 (fr) * 1987-09-04 1989-05-09 Centre Rech Metallurgique Procede pour la reduction des minerais au four a cuve.
WO2011147781A1 (fr) * 2010-05-26 2011-12-01 Paul Wurth S.A. Agencement de bloc tuyère de haut-fourneau

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2219896Y (zh) * 1995-02-24 1996-02-14 冶金工业部钢铁研究总院 高炉风口氧煤燃烧器
JPH08260010A (ja) 1995-03-24 1996-10-08 Nippon Steel Corp 高炉における微粉炭多量吹込み操業方法
JPH10310808A (ja) * 1997-05-08 1998-11-24 Nkk Corp 高炉操業方法
JP3644856B2 (ja) 1999-10-20 2005-05-11 株式会社神戸製鋼所 高炉への補助燃料吹込み操業方法
JP4224218B2 (ja) 2001-02-15 2009-02-12 新日本製鐵株式会社 高炉での低揮発分炭の使用方法
JP4074467B2 (ja) 2002-03-29 2008-04-09 新日本製鐵株式会社 高炉での低揮発分微粉炭の燃焼性向上方法
JP4109591B2 (ja) * 2003-09-08 2008-07-02 新日本製鐵株式会社 微粉炭の輸送装置及びその輸送方法
JP5070706B2 (ja) 2005-01-31 2012-11-14 Ｊｆｅスチール株式会社 高炉操業方法
JP4894989B2 (ja) * 2005-03-01 2012-03-14 Ｊｆｅスチール株式会社 高炉操業方法
JP2011127176A (ja) * 2009-12-17 2011-06-30 Kobe Steel Ltd 高炉の操業方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58171507A (ja) * 1982-03-31 1983-10-08 Nippon Steel Corp 微粉炭吹込みによる高炉操炉方法
GB2119488A (en) * 1982-03-31 1983-11-16 Kobe Steel Ltd Injecting pulverised fuel into a blast furnace
WO1986005520A1 (fr) * 1985-03-14 1986-09-25 British Steel Corporation Fabrication de fer amelioree dans un four de fusion a cuve
EP0277360A1 (fr) * 1986-12-27 1988-08-10 Nippon Kokan Kabushiki Kaisha Procédé d'exploitation d'un haut fourneau
BE1000893A7 (fr) * 1987-09-04 1989-05-09 Centre Rech Metallurgique Procede pour la reduction des minerais au four a cuve.
WO2011147781A1 (fr) * 2010-05-26 2011-12-01 Paul Wurth S.A. Agencement de bloc tuyère de haut-fourneau

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014007152A1 *

Also Published As

Publication number Publication date
JPWO2014007152A1 (ja) 2016-06-02
CN104379770A (zh) 2015-02-25
CN104379770B (zh) 2016-08-17
KR20150023045A (ko) 2015-03-04
AU2013284587B2 (en) 2015-05-14
AU2013284587A1 (en) 2015-02-19
EP2871247B1 (fr) 2017-05-10
KR101608231B1 (ko) 2016-04-01
EP2871247A1 (fr) 2015-05-13
WO2014007152A1 (fr) 2014-01-09
JP5522325B1 (ja) 2014-06-18

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