AU2013287646B2 - Blast furnace operating method and tube bundle-type lance - Google Patents

Blast furnace operating method and tube bundle-type lance Download PDF

Info

Publication number
AU2013287646B2
AU2013287646B2 AU2013287646A AU2013287646A AU2013287646B2 AU 2013287646 B2 AU2013287646 B2 AU 2013287646B2 AU 2013287646 A AU2013287646 A AU 2013287646A AU 2013287646 A AU2013287646 A AU 2013287646A AU 2013287646 B2 AU2013287646 B2 AU 2013287646B2
Authority
AU
Australia
Prior art keywords
blowing
tube
reducing material
lance
pulverized coal
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
AU2013287646A
Other languages
English (en)
Other versions
AU2013287646A1 (en
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 AU2013287646A1 publication Critical patent/AU2013287646A1/en
Application granted granted Critical
Publication of AU2013287646B2 publication Critical patent/AU2013287646B2/en
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
    • C21B7/00—Blast furnaces
    • 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
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/001—Injecting additional fuel or reducing agents
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/16—Tuyéres
    • C21B7/163—Blowpipe assembly
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/18—Charging particulate material using a fluid carrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacture Of Iron (AREA)
  • Blast Furnaces (AREA)
AU2013287646A 2012-07-13 2013-07-11 Blast furnace operating method and tube bundle-type lance Active AU2013287646B2 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP2012157911 2012-07-13
JP2012-157909 2012-07-13
JP2012157910 2012-07-13
JP2012-157911 2012-07-13
JP2012157909 2012-07-13
JP2012-157910 2012-07-13
PCT/JP2013/068945 WO2014010660A1 (ja) 2012-07-13 2013-07-11 高炉操業方法及び管束型ランス

Publications (2)

Publication Number Publication Date
AU2013287646A1 AU2013287646A1 (en) 2015-02-05
AU2013287646B2 true AU2013287646B2 (en) 2015-05-14

Family

ID=49916101

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2013287646A Active AU2013287646B2 (en) 2012-07-13 2013-07-11 Blast furnace operating method and tube bundle-type lance

Country Status (8)

Country Link
US (1) US9309578B2 (https=)
EP (1) EP2873741B1 (https=)
JP (1) JP5522326B1 (https=)
KR (1) KR101555222B1 (https=)
CN (1) CN104471080B (https=)
AU (1) AU2013287646B2 (https=)
IN (1) IN2015DN00025A (https=)
WO (1) WO2014010660A1 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5983293B2 (ja) * 2012-10-19 2016-08-31 Ｊｆｅスチール株式会社 高炉操業方法及びランス
JP5983294B2 (ja) * 2012-10-19 2016-08-31 Ｊｆｅスチール株式会社 高炉操業方法及びランス
CA2907833C (en) * 2013-04-03 2017-01-24 Jfe Steel Corporation Blast furnace operation method and lance
US9938593B2 (en) 2013-04-03 2018-04-10 Jfe Steel Corporation Blast furnace operation method
JP6044564B2 (ja) * 2014-02-27 2016-12-14 Ｊｆｅスチール株式会社 高炉操業方法
WO2018180892A1 (ja) * 2017-03-30 2018-10-04 Ｊｆｅスチール株式会社 高炉操業方法
JP7472864B2 (ja) * 2021-06-23 2024-04-23 Ｊｆｅスチール株式会社 気体還元材の吹込み方法および高炉用羽口
IT202200026757A1 (it) * 2022-12-23 2024-06-23 Tenova Spa Lancia di iniezione di materiali solidi in forma di granuli e/o polveri per iniettare materiali solidi in forma di granuli e/o polveri in un forno metallurgico

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001200308A (ja) * 2000-01-19 2001-07-24 Nkk Corp 微粉炭吹込みバーナー
JP2004183104A (ja) * 2003-12-08 2004-07-02 Jfe Steel Kk 合成樹脂類の処理方法及び設備
EP2193212A2 (en) * 2007-08-29 2010-06-09 Posco Tuyere for manufacturing molten iron and method for injecting gas using the same

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2431542A1 (fr) * 1978-07-19 1980-02-15 Creusot Loire Tuyere de soufflage
JPH0338344A (ja) 1989-07-05 1991-02-19 Hitachi Chem Co Ltd 紙基材エポキシ樹脂積層板の製造法
JPH0338344U (https=) 1989-08-18 1991-04-12
US6048380A (en) * 1996-06-11 2000-04-11 Nkk Corporation Method for disposing synthetic resinous material
CN2275477Y (zh) * 1996-12-21 1998-03-04 徐先盛 一种新型高强度静态混合器
JPH1112613A (ja) 1997-06-27 1999-01-19 Nkk Corp 高炉の微粉炭吹き込み用ランス
JP2001203308A (ja) 1999-11-09 2001-07-27 Hitachi Ltd 半導体装置の冷却システム及びその運転制御方法
JP4992235B2 (ja) 2005-12-09 2012-08-08 Ｊｆｅスチール株式会社 高炉への還元材吹込み方法及び装置
CN200942372Y (zh) * 2006-06-08 2007-09-05 云南铜业科技发展股份有限公司 管束式冶炼喷枪
KR100930677B1 (ko) * 2007-12-24 2009-12-09 주식회사 포스코 풍구 조립체
JP5824810B2 (ja) 2010-01-29 2015-12-02 Ｊｆｅスチール株式会社 高炉操業方法
CN201746566U (zh) * 2010-03-04 2011-02-16 卡卢金封闭式集资股份公司 格子砖

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001200308A (ja) * 2000-01-19 2001-07-24 Nkk Corp 微粉炭吹込みバーナー
JP2004183104A (ja) * 2003-12-08 2004-07-02 Jfe Steel Kk 合成樹脂類の処理方法及び設備
EP2193212A2 (en) * 2007-08-29 2010-06-09 Posco Tuyere for manufacturing molten iron and method for injecting gas using the same

Also Published As

Publication number Publication date
IN2015DN00025A (https=) 2015-05-22
CN104471080B (zh) 2018-09-18
EP2873741A4 (en) 2015-08-19
JP5522326B1 (ja) 2014-06-18
AU2013287646A1 (en) 2015-02-05
US20150184263A1 (en) 2015-07-02
KR20150018892A (ko) 2015-02-24
EP2873741A1 (en) 2015-05-20
JPWO2014010660A1 (ja) 2016-06-23
WO2014010660A9 (ja) 2014-05-01
US9309578B2 (en) 2016-04-12
EP2873741B1 (en) 2017-06-21
KR101555222B1 (ko) 2015-09-23
CN104471080A (zh) 2015-03-25
WO2014010660A1 (ja) 2014-01-16

Similar Documents

Publication Publication Date Title
AU2013287646B2 (en) Blast furnace operating method and tube bundle-type lance
TWI481721B (zh) Blast furnace operation method
JP5923968B2 (ja) 高炉操業方法
US20120007291A1 (en) Tuyere stock arrangement for a blast furnace and method for feeding hot blast into a blast furnace
JP5923967B2 (ja) 高炉操業方法
TWI484041B (zh) Blast furnace operation method
KR101314443B1 (ko) 고로 조업 방법 및 그를 위한 저발열량 가스의 연소 방법과 고로 설비
WO2013094230A1 (ja) 高炉操業方法
EP2796565B1 (en) Blast furnace operation method
CA2903955C (en) Blast furnace operation method
JP5983293B2 (ja) 高炉操業方法及びランス
JP5983294B2 (ja) 高炉操業方法及びランス

Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)