EP2851438A4 - Method for loading raw material into blast furnace - Google Patents

Method for loading raw material into blast furnace

Info

Publication number
EP2851438A4
EP2851438A4 EP13791652.4A EP13791652A EP2851438A4 EP 2851438 A4 EP2851438 A4 EP 2851438A4 EP 13791652 A EP13791652 A EP 13791652A EP 2851438 A4 EP2851438 A4 EP 2851438A4
Authority
EP
European Patent Office
Prior art keywords
raw material
blast furnace
loading raw
loading
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
EP13791652.4A
Other languages
German (de)
French (fr)
Other versions
EP2851438A1 (en
EP2851438B1 (en
Inventor
Kazuhira ICHIKAWA
Jun Ishii
Toshiyuki Hirosawa
Shiro Watakabe
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 EP2851438A1 publication Critical patent/EP2851438A1/en
Publication of EP2851438A4 publication Critical patent/EP2851438A4/en
Application granted granted Critical
Publication of EP2851438B1 publication Critical patent/EP2851438B1/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
    • C21B5/007—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 peculiar to furnaces of these types
    • F27B1/20—Arrangements of devices for charging
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacture Of Iron (AREA)
EP13791652.4A 2012-05-17 2013-05-16 Method for loading raw material into blast furnace Active EP2851438B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012113841 2012-05-17
PCT/JP2013/003131 WO2013172035A1 (en) 2012-05-17 2013-05-16 Method for loading raw material into blast furnace

Publications (3)

Publication Number Publication Date
EP2851438A1 EP2851438A1 (en) 2015-03-25
EP2851438A4 true EP2851438A4 (en) 2015-08-05
EP2851438B1 EP2851438B1 (en) 2016-10-05

Family

ID=49583463

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13791652.4A Active EP2851438B1 (en) 2012-05-17 2013-05-16 Method for loading raw material into blast furnace

Country Status (5)

Country Link
EP (1) EP2851438B1 (en)
JP (1) JP5522331B2 (en)
KR (1) KR101564295B1 (en)
CN (1) CN104302785B (en)
WO (1) WO2013172035A1 (en)

Families Citing this family (9)

* 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.
CN104313215A (en) * 2014-11-19 2015-01-28 中冶南方工程技术有限公司 Blast furnace sinter graded feeding technology
JP6041073B1 (en) * 2015-03-30 2016-12-07 Ｊｆｅスチール株式会社 Raw material charging method to blast furnace
KR102090886B1 (en) * 2015-10-28 2020-03-18 제이에프이 스틸 가부시키가이샤 Method of charging raw material into blast furnace
BR112018068563B1 (en) * 2016-03-16 2022-05-31 Jfe Steel Corporation Method for loading raw materials into a blast furnace
CN105803142B (en) * 2016-05-11 2018-05-01 武汉钢铁有限公司 The burnt mixing loading method of large blast furnace gradation level ore deposit
JP6627717B2 (en) * 2016-10-29 2020-01-08 Ｊｆｅスチール株式会社 Raw material charging method for blast furnace
CN112609029B (en) * 2020-11-09 2022-07-19 鞍钢股份有限公司 Method for smelting medium coke in high proportion in large bell-less blast furnace
CN112481432B (en) * 2020-11-15 2022-04-08 山西太钢不锈钢股份有限公司 Method for discharging lump coke in blast furnace

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4395179A (en) * 1976-03-10 1983-07-26 Davy Inc. Apparatus and method for charging material into a receptacle
EP1811044A1 (en) * 2006-01-20 2007-07-25 Paul Wurth S.A. Three hopper charging installation for a shaft furnace
WO2007082605A1 (en) * 2006-01-20 2007-07-26 Paul Wurth S.A. Charging device for a shaft furnace

Family Cites Families (10)

* 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
JPH02213405A (en) * 1989-02-15 1990-08-24 Kawasaki Steel Corp Method and apparatus for classifying and charging raw material in blast furnace
JP2820478B2 (en) 1990-01-16 1998-11-05 川崎製鉄株式会社 Feeding method for bellless blast furnace
JPH06271908A (en) * 1993-03-19 1994-09-27 Kawasaki Steel Corp Method for charging raw material in multi-batches into bell-less blast furnace
TWI239355B (en) * 2002-08-29 2005-09-11 Jfe Steel Corp Method for charging material into blast furnace with distributing chute instead of bells
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
JP2004346414A (en) * 2003-05-26 2004-12-09 Sumitomo Metal Ind Ltd Charging device for blast furnace
JP5034189B2 (en) * 2005-08-15 2012-09-26 Ｊｆｅスチール株式会社 Raw material charging method to blast furnace
CN101134984A (en) * 2007-10-15 2008-03-05 刘玉琦 Raw mix layered loading blast furnace iron-smelting method
JP5427084B2 (en) * 2010-03-25 2014-02-26 株式会社神戸製鋼所 Blast furnace operation method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4395179A (en) * 1976-03-10 1983-07-26 Davy Inc. Apparatus and method for charging material into a receptacle
EP1811044A1 (en) * 2006-01-20 2007-07-25 Paul Wurth S.A. Three hopper charging installation for a shaft furnace
WO2007082605A1 (en) * 2006-01-20 2007-07-26 Paul Wurth S.A. Charging device for a shaft furnace

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013172035A1 *

Also Published As

Publication number Publication date
EP2851438A1 (en) 2015-03-25
JPWO2013172035A1 (en) 2016-01-12
KR101564295B1 (en) 2015-10-29
JP5522331B2 (en) 2014-06-18
WO2013172035A1 (en) 2013-11-21
KR20140145610A (en) 2014-12-23
EP2851438B1 (en) 2016-10-05
CN104302785B (en) 2016-08-17
CN104302785A (en) 2015-01-21

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Inventor name: WATAKABE, SHIRO

Inventor name: ICHIKAWA, KAZUHIRA

Inventor name: ISHII, JUN

Inventor name: HIROSAWA, TOSHIYUKI

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