EP2851435A4 - Method for charging starting material into blast furnace - Google Patents

Method for charging starting material into blast furnace

Info

Publication number
EP2851435A4
EP2851435A4 EP13790679.8A EP13790679A EP2851435A4 EP 2851435 A4 EP2851435 A4 EP 2851435A4 EP 13790679 A EP13790679 A EP 13790679A EP 2851435 A4 EP2851435 A4 EP 2851435A4
Authority
EP
European Patent Office
Prior art keywords
starting material
blast furnace
charging starting
charging
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
EP13790679.8A
Other languages
German (de)
French (fr)
Other versions
EP2851435A1 (en
EP2851435B1 (en
Inventor
Shiro Watakabe
Jun Ishii
Toshiyuki Hirosawa
Kazuhira ICHIKAWA
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 EP2851435A1 publication Critical patent/EP2851435A1/en
Publication of EP2851435A4 publication Critical patent/EP2851435A4/en
Application granted granted Critical
Publication of EP2851435B1 publication Critical patent/EP2851435B1/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
    • 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
    • C21B5/006—Automatically controlling the process
    • 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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/18—Bell-and-hopper arrangements
    • 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

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)
EP13790679.8A 2012-05-18 2013-05-17 Method for charging starting material into blast furnace Active EP2851435B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012114866 2012-05-18
PCT/JP2013/003171 WO2013172045A1 (en) 2012-05-18 2013-05-17 Method for charging starting material into blast furnace

Publications (3)

Publication Number Publication Date
EP2851435A1 EP2851435A1 (en) 2015-03-25
EP2851435A4 true EP2851435A4 (en) 2015-12-30
EP2851435B1 EP2851435B1 (en) 2019-07-31

Family

ID=49583471

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13790679.8A Active EP2851435B1 (en) 2012-05-18 2013-05-17 Method for charging starting material into blast furnace

Country Status (5)

Country Link
EP (1) EP2851435B1 (en)
JP (1) JP5910735B2 (en)
KR (1) KR20150004879A (en)
CN (1) CN104302784A (en)
WO (1) WO2013172045A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TR201613510T1 (en) * 2014-03-28 2017-02-21 Jfe Steel Corp Method of loading raw material into blast furnace.
JP6458807B2 (en) * 2014-09-29 2019-01-30 Ｊｆｅスチール株式会社 Raw material charging method to blast furnace
JP6558518B1 (en) 2018-03-30 2019-08-14 Ｊｆｅスチール株式会社 Raw material charging method for blast furnace
CN111989411B (en) * 2018-03-30 2022-07-08 杰富意钢铁株式会社 Method for charging raw material into blast furnace
WO2022138043A1 (en) * 2020-12-23 2022-06-30 株式会社Ｉｈｉポールワース Furnace top device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60110804A (en) * 1983-11-17 1985-06-17 Nippon Steel Corp Method for operating blast furnace
JPS6196017A (en) * 1984-10-16 1986-05-14 Kobe Steel Ltd Method for detecting ore/coke distribution in blast furnace in radial direction
SU1475927A1 (en) * 1985-10-14 1989-04-30 Днепропетровский Металлургический Институт Blast furnace melting process
EP1445334A1 (en) * 2002-08-29 2004-08-11 JFE Steel Corporation Raw material charging method for bell-less blast furnace

Family Cites Families (12)

* 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
JPH0225507A (en) * 1988-07-14 1990-01-29 Kawasaki Steel Corp Method and apparatus for charging raw material in bell-less type blast furnace
JP2820478B2 (en) 1990-01-16 1998-11-05 川崎製鉄株式会社 Feeding method for bellless blast furnace
JPH0673416A (en) * 1992-08-27 1994-03-15 Kawasaki Steel Corp Method for charging coke in bell-less blast furnace
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
JP2005213579A (en) * 2004-01-29 2005-08-11 Jfe Steel Kk Method for preparing coke for charging at blast furnace center
JP4617689B2 (en) * 2004-03-22 2011-01-26 Ｊｆｅスチール株式会社 Raw material charging method in a blast furnace equipped with a bellless raw material charging device
JP5034189B2 (en) * 2005-08-15 2012-09-26 Ｊｆｅスチール株式会社 Raw material charging method to blast furnace
JP2010100915A (en) * 2008-10-27 2010-05-06 Jfe Steel Corp Method for operating vertical furnace
JP5515288B2 (en) * 2008-12-26 2014-06-11 Ｊｆｅスチール株式会社 Raw material charging method to blast furnace
JP5751037B2 (en) * 2010-06-18 2015-07-22 Ｊｆｅスチール株式会社 Blast furnace operation method
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
JPS60110804A (en) * 1983-11-17 1985-06-17 Nippon Steel Corp Method for operating blast furnace
JPS6196017A (en) * 1984-10-16 1986-05-14 Kobe Steel Ltd Method for detecting ore/coke distribution in blast furnace in radial direction
SU1475927A1 (en) * 1985-10-14 1989-04-30 Днепропетровский Металлургический Институт Blast furnace melting process
EP1445334A1 (en) * 2002-08-29 2004-08-11 JFE Steel Corporation Raw material charging method for bell-less blast furnace

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013172045A1 *

Also Published As

Publication number Publication date
KR20150004879A (en) 2015-01-13
JPWO2013172045A1 (en) 2016-01-12
CN104302784A (en) 2015-01-21
WO2013172045A1 (en) 2013-11-21
EP2851435A1 (en) 2015-03-25
JP5910735B2 (en) 2016-04-27
EP2851435B1 (en) 2019-07-31

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