EP2851434A4 - PROCESS FOR LOADING RAW MATERIAL INTO TOP-STOVE - Google Patents

PROCESS FOR LOADING RAW MATERIAL INTO TOP-STOVE

Info

Publication number
EP2851434A4
EP2851434A4 EP13790282.1A EP13790282A EP2851434A4 EP 2851434 A4 EP2851434 A4 EP 2851434A4 EP 13790282 A EP13790282 A EP 13790282A EP 2851434 A4 EP2851434 A4 EP 2851434A4
Authority
EP
European Patent Office
Prior art keywords
stove
raw material
loading raw
loading
raw
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
EP13790282.1A
Other languages
German (de)
French (fr)
Other versions
EP2851434B1 (en
EP2851434A1 (en
Inventor
Kazuhira ICHIKAWA
Shiro Watakabe
Jun Ishii
Toshiyuki Hirosawa
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 EP2851434A1 publication Critical patent/EP2851434A1/en
Publication of EP2851434A4 publication Critical patent/EP2851434A4/en
Application granted granted Critical
Publication of EP2851434B1 publication Critical patent/EP2851434B1/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
    • C21B7/00—Blast furnaces
    • C21B7/18—Bell-and-hopper arrangements
    • C21B7/20—Bell-and-hopper arrangements with appliances for distributing the burden
    • 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
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/007—Conditions of the cokes or characterised by the cokes used
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B1/00—Shaft or like vertical or substantially vertical furnaces
    • F27B1/10—Details, accessories or equipment specially adapted for furnaces of these types
    • F27B1/20—Arrangements of devices for charging
    • 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
    • F27D3/0033—Charging; Discharging; Manipulation of charge charging of particulate material
    • 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
    • F27D3/10—Charging directly from hoppers or shoots

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)
EP13790282.1A 2012-05-18 2013-05-17 Method for loading raw material into blast furnace Active EP2851434B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012115055 2012-05-18
PCT/JP2013/003172 WO2013172046A1 (en) 2012-05-18 2013-05-17 Method for loading raw material into blast furnace

Publications (3)

Publication Number Publication Date
EP2851434A1 EP2851434A1 (en) 2015-03-25
EP2851434A4 true EP2851434A4 (en) 2015-12-09
EP2851434B1 EP2851434B1 (en) 2019-02-20

Family

ID=49583472

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13790282.1A Active EP2851434B1 (en) 2012-05-18 2013-05-17 Method for loading raw material into blast furnace

Country Status (6)

Country Link
EP (1) EP2851434B1 (en)
JP (1) JP5601426B2 (en)
KR (1) KR101630279B1 (en)
CN (1) CN104302788B (en)
TR (1) TR201903647T4 (en)
WO (1) WO2013172046A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108350513B (en) * 2015-10-28 2020-05-22 杰富意钢铁株式会社 Method of loading raw materials into blast furnace
KR102249774B1 (en) 2019-10-02 2021-05-07 김미경 Multifunctional crutches
WO2021152989A1 (en) * 2020-01-29 2021-08-05 Ｊｆｅスチール株式会社 Method for charging raw material into blast furnace
KR102763925B1 (en) * 2020-01-29 2025-02-05 제이에프이 스틸 가부시키가이샤 Method of loading raw materials into a blast furnace
CN116656893B (en) * 2023-06-06 2025-09-12 马鞍山市中天机械制造安装有限公司 A blast furnace

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0261432A1 (en) * 1986-08-26 1988-03-30 Kawasaki Steel Corporation Method for operating shaft furnace
EP0488318A2 (en) * 1990-11-30 1992-06-03 Kawasaki Steel Corporation Control method of and apparatus for material charging at top of blast furnace
EP1445334A1 (en) * 2002-08-29 2004-08-11 JFE Steel Corporation Raw material charging method for bell-less blast furnace
KR20120011434A (en) * 2010-07-29 2012-02-08 현대제철 주식회사 How to calculate the drop trajectory of the blast furnace

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5910402B2 (en) 1978-12-08 1984-03-08 川崎製鉄株式会社 How to operate a blast furnace with mixed charges
JPS5910402A (en) * 1982-07-10 1984-01-19 Toshiba Corp Rolling mill and rolling method
JPH0254706A (en) * 1988-08-18 1990-02-23 Kawasaki Steel Corp Method for operating blast furnace
JP2820478B2 (en) 1990-01-16 1998-11-05 川崎製鉄株式会社 Feeding method for bellless blast furnace
JPH06208404A (en) * 1993-01-11 1994-07-26 Matsushita Electric Ind Co Ltd Automatic adjusting unit for feedback gain
JP3211210B2 (en) * 1993-07-30 2001-09-25 カヤバ工業株式会社 Suspension device
JP3284908B2 (en) * 1996-12-24 2002-05-27 住友金属工業株式会社 Blast furnace operation method
JP4269847B2 (en) 2002-08-30 2009-05-27 Ｊｆｅスチール株式会社 Raw material charging method for bell-less blast furnace
JP2005060797A (en) * 2003-08-18 2005-03-10 Jfe Steel Kk Raw material charging method to blast furnace
CN101275172A (en) * 2007-03-30 2008-10-01 鞍钢股份有限公司 A method for charging mixed charge into blast furnace
CN101476002B (en) * 2009-01-16 2012-06-20 北京中电华方科技有限公司 Blast furnace iron manufacturing process
CN102021255A (en) * 2009-12-31 2011-04-20 宝钢集团新疆八一钢铁有限公司 Distribution method of bell-free blast furnace with high proportion pellet ore burden structure
JP5754109B2 (en) 2010-10-29 2015-07-22 Ｊｆｅスチール株式会社 Raw material charging method to blast furnace

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0261432A1 (en) * 1986-08-26 1988-03-30 Kawasaki Steel Corporation Method for operating shaft furnace
EP0488318A2 (en) * 1990-11-30 1992-06-03 Kawasaki Steel Corporation Control method of and apparatus for material charging at top of blast furnace
EP1445334A1 (en) * 2002-08-29 2004-08-11 JFE Steel Corporation Raw material charging method for bell-less blast furnace
KR20120011434A (en) * 2010-07-29 2012-02-08 현대제철 주식회사 How to calculate the drop trajectory of the blast furnace

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013172046A1 *

Also Published As

Publication number Publication date
WO2013172046A1 (en) 2013-11-21
EP2851434B1 (en) 2019-02-20
EP2851434A1 (en) 2015-03-25
KR101630279B1 (en) 2016-06-14
CN104302788B (en) 2016-05-04
JPWO2013172046A1 (en) 2016-01-12
TR201903647T4 (en) 2019-06-21
CN104302788A (en) 2015-01-21
KR20150004840A (en) 2015-01-13
JP5601426B2 (en) 2014-10-08

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