KR101648683B1 - 선철 제조 방법 및 당해 방법에 사용하는 용광로 설비 - Google Patents

선철 제조 방법 및 당해 방법에 사용하는 용광로 설비 Download PDF

Info

Publication number
KR101648683B1
KR101648683B1 KR1020157001014A KR20157001014A KR101648683B1 KR 101648683 B1 KR101648683 B1 KR 101648683B1 KR 1020157001014 A KR1020157001014 A KR 1020157001014A KR 20157001014 A KR20157001014 A KR 20157001014A KR 101648683 B1 KR101648683 B1 KR 101648683B1
Authority
KR
South Korea
Prior art keywords
furnace
blast
blowing
hot air
oxygen
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.)
Expired - Fee Related
Application number
KR1020157001014A
Other languages
English (en)
Korean (ko)
Other versions
KR20150020248A (ko
Inventor
세츠오 오모토
게이이치 나카가와
츠토무 하마다
마사카즈 사카구치
Original Assignee
미츠비시 쥬고교 가부시키가이샤
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 미츠비시 쥬고교 가부시키가이샤 filed Critical 미츠비시 쥬고교 가부시키가이샤
Publication of KR20150020248A publication Critical patent/KR20150020248A/ko
Application granted granted Critical
Publication of KR101648683B1 publication Critical patent/KR101648683B1/ko
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • C21B5/008—Composition or distribution of the charge
    • 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
    • C21B7/00—Blast furnaces
    • C21B7/16—Tuyéres
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/16—Tuyéres
    • C21B7/163—Blowpipe assembly

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Blast Furnaces (AREA)
KR1020157001014A 2012-08-13 2013-04-25 선철 제조 방법 및 당해 방법에 사용하는 용광로 설비 Expired - Fee Related KR101648683B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2012179239A JP5958935B2 (ja) 2012-08-13 2012-08-13 銑鉄製造方法およびこれに使用する高炉設備
JPJP-P-2012-179239 2012-08-13
PCT/JP2013/062157 WO2014027481A1 (ja) 2012-08-13 2013-04-25 銑鉄製造方法およびこれに使用する高炉設備

Publications (2)

Publication Number Publication Date
KR20150020248A KR20150020248A (ko) 2015-02-25
KR101648683B1 true KR101648683B1 (ko) 2016-08-16

Family

ID=50285920

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020157001014A Expired - Fee Related KR101648683B1 (ko) 2012-08-13 2013-04-25 선철 제조 방법 및 당해 방법에 사용하는 용광로 설비

Country Status (6)

Country Link
US (1) US20150176096A1 (enrdf_load_stackoverflow)
JP (1) JP5958935B2 (enrdf_load_stackoverflow)
KR (1) KR101648683B1 (enrdf_load_stackoverflow)
CN (1) CN104411837B (enrdf_load_stackoverflow)
IN (1) IN2015DN00505A (enrdf_load_stackoverflow)
WO (1) WO2014027481A1 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9556497B2 (en) * 2012-01-18 2017-01-31 Mitsubishi Heavy Industries, Ltd. Blast furnace

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011102439A (ja) * 2000-08-10 2011-05-26 Jfe Steel Corp 微粉炭の多量吹込みによる高炉操業方法
WO2012082966A1 (en) * 2010-12-15 2012-06-21 Midrex Technologies, Inc. Method and system for producing direct reduced iron and/or hot metal using brown coal

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3165302A (en) * 1960-03-21 1965-01-12 Joy Mfg Co Apparatus for heating blast furnace feed gas
JPH05156330A (ja) 1991-12-04 1993-06-22 Sumitomo Metal Ind Ltd 高炉羽口微粉炭吹き込み方法
JPH09263807A (ja) * 1996-03-27 1997-10-07 Nisshin Steel Co Ltd 高炉への微粉炭吹き込み方法
JPH1152508A (ja) 1997-07-29 1999-02-26 Fuji Photo Film Co Ltd ハロゲン化銀感光材料
US6090182A (en) * 1997-10-29 2000-07-18 Praxair Technology, Inc. Hot oxygen blast furnace injection system
JP4608752B2 (ja) * 1999-10-20 2011-01-12 Ｊｆｅスチール株式会社 高炉用高反応性高強度コークスおよびその製造方法
CN1269971C (zh) * 2004-04-09 2006-08-16 刘仁生 用于高炉喷吹的贫瘦煤的优化处理方法
JP2006028538A (ja) * 2004-07-12 2006-02-02 Sumitomo Metal Ind Ltd 高温被還元性に優れた焼結鉱を使用する高炉の操業方法
US20060108721A1 (en) * 2004-11-19 2006-05-25 Lew Holdings, Llc Single vessel blast furnace and steel making/gasifying apparatus and process
JP2007169750A (ja) * 2005-12-26 2007-07-05 Jfe Steel Kk 高炉操業方法
JP4933925B2 (ja) * 2007-03-20 2012-05-16 株式会社神戸製鋼所 粉体複合吹き込み高炉操業方法
JP5177101B2 (ja) * 2008-09-16 2013-04-03 新日鐵住金株式会社 高反応性小塊コークスの製造方法
CN101476003B (zh) * 2009-02-06 2011-05-04 杨子毅 碱性高炉喷吹煤基直接还原剂及其生产方法
KR101242696B1 (ko) * 2010-12-28 2013-03-12 주식회사 포스코 연소실의 연소 제어방법
CN102269757B (zh) * 2011-06-30 2014-06-18 首钢总公司 喷吹煤综合性能评价方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011102439A (ja) * 2000-08-10 2011-05-26 Jfe Steel Corp 微粉炭の多量吹込みによる高炉操業方法
WO2012082966A1 (en) * 2010-12-15 2012-06-21 Midrex Technologies, Inc. Method and system for producing direct reduced iron and/or hot metal using brown coal

Also Published As

Publication number Publication date
KR20150020248A (ko) 2015-02-25
JP2014037559A (ja) 2014-02-27
CN104411837B (zh) 2016-05-18
US20150176096A1 (en) 2015-06-25
WO2014027481A1 (ja) 2014-02-20
CN104411837A (zh) 2015-03-11
IN2015DN00505A (enrdf_load_stackoverflow) 2015-06-26
JP5958935B2 (ja) 2016-08-02

Similar Documents

Publication Publication Date Title
US9556497B2 (en) Blast furnace
WO2014045948A1 (ja) ブローパイプ構造
JP2012188743A (ja) 高炉操業方法
KR101648683B1 (ko) 선철 제조 방법 및 당해 방법에 사용하는 용광로 설비
KR101657019B1 (ko) 선철 제조 방법 및 이것에 사용하는 고로 설비
JP5614517B1 (ja) 高炉操業方法
JP4992235B2 (ja) 高炉への還元材吹込み方法及び装置
JP2013536794A (ja) 鉱物融液を作るための装置および方法
JP6012359B2 (ja) ブローパイプ構造
JP5987772B2 (ja) 高炉操業方法
AU2012355193B2 (en) Blast furnace operation method
JP6036156B2 (ja) 高炉操業方法
JPH04354810A (ja) 高炉への微粉炭吹込み方法及び装置
CN117925926A (zh) 一种向高炉喷吹烟气实现纯氧炼铁的方法
JPS62270709A (ja) 高炉への粉体燃料吹込方法
JP2016153536A (ja) 高炉操業方法
JP2015183232A (ja) 高炉操業方法
JP2015183233A (ja) 高炉操業方法
JP2015183234A (ja) 高炉操業方法

Legal Events

Date Code Title Description
A201 Request for examination
PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

D13-X000 Search requested

St.27 status event code: A-1-2-D10-D13-srh-X000

D14-X000 Search report completed

St.27 status event code: A-1-2-D10-D14-srh-X000

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

AMND Amendment
P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E601 Decision to refuse application
PE0601 Decision on rejection of patent

St.27 status event code: N-2-6-B10-B15-exm-PE0601

AMND Amendment
P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PX0901 Re-examination

St.27 status event code: A-2-3-E10-E12-rex-PX0901

PX0701 Decision of registration after re-examination

St.27 status event code: A-3-4-F10-F13-rex-PX0701

X701 Decision to grant (after re-examination)
GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U12-oth-PR1002

Fee payment year number: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

PC1903 Unpaid annual fee

St.27 status event code: A-4-4-U10-U13-oth-PC1903

Not in force date: 20190810

Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

PC1903 Unpaid annual fee

St.27 status event code: N-4-6-H10-H13-oth-PC1903

Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 20190810