IN2015DN01917A - - Google Patents

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Publication number
IN2015DN01917A
IN2015DN01917A IN1917DEN2015A IN2015DN01917A IN 2015DN01917 A IN2015DN01917 A IN 2015DN01917A IN 1917DEN2015 A IN1917DEN2015 A IN 1917DEN2015A IN 2015DN01917 A IN2015DN01917 A IN 2015DN01917A
Authority
IN
India
Prior art keywords
coal
heat
modified
pulverized coal
self heating
Prior art date
Application number
Other languages
English (en)
Inventor
Masakazu Sakaguchi
Tsutomu Hamada
Takeshi Okada
Setsuo Omoto
Keiichi Nakagawa
Original Assignee
Mitsubishi Heavy Ind Ltd
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 Mitsubishi Heavy Ind Ltd filed Critical Mitsubishi Heavy Ind Ltd
Publication of IN2015DN01917A publication Critical patent/IN2015DN01917A/en

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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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
    • C21B2100/66—Heat exchange

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)
IN1917DEN2015 2012-09-20 2013-09-10 IN2015DN01917A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012207274A JP6012360B2 (ja) 2012-09-20 2012-09-20 微粉炭吹き込み装置、これを備えた高炉設備、および微粉炭供給方法
PCT/JP2013/074404 WO2014045946A1 (ja) 2012-09-20 2013-09-10 微粉炭吹き込み装置、これを備えた高炉設備、および微粉炭供給方法

Publications (1)

Publication Number Publication Date
IN2015DN01917A true IN2015DN01917A (pt) 2015-08-07

Family

ID=50341260

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1917DEN2015 IN2015DN01917A (pt) 2012-09-20 2013-09-10

Country Status (7)

Country Link
US (1) US20150225804A1 (pt)
JP (1) JP6012360B2 (pt)
KR (1) KR101648686B1 (pt)
CN (1) CN104641002A (pt)
DE (1) DE112013004589T5 (pt)
IN (1) IN2015DN01917A (pt)
WO (1) WO2014045946A1 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IN2014DN05770A (pt) * 2012-01-18 2015-04-10 Mitsubishi Heavy Ind Ltd
JP6551470B2 (ja) * 2016-07-29 2019-07-31 Ｊｆｅスチール株式会社 高炉操業方法
JP6551471B2 (ja) * 2016-07-29 2019-07-31 Ｊｆｅスチール株式会社 高炉操業方法
CN107119160A (zh) * 2017-07-10 2017-09-01 中冶华天南京工程技术有限公司 一种带压缩气体预热的高炉喷煤方法及系统
CN107763651A (zh) * 2017-09-14 2018-03-06 云南中翼鼎东能源科技开发有限公司 一种锅炉给煤的方法及其给煤系统
CN112725556B (zh) * 2021-01-19 2022-06-28 付光明 一种利用高炉铁水除尘循环热烟气加热煤粉的方法和装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE630649A (pt) * 1962-04-05
US3240587A (en) * 1962-12-21 1966-03-15 Allied Chem Method for injecting particulate coal into a blast furnace
US4160663A (en) * 1978-02-21 1979-07-10 Jack Hsieh Method for the direct reduction of iron ore
US4528069A (en) * 1983-04-11 1985-07-09 Inland Steel Company Solvent pretreatment of coal to improve coke strength
JPH11310785A (ja) * 1998-04-30 1999-11-09 Mitsubishi Heavy Ind Ltd 石炭改質方法及びその装置
CN101413038B (zh) * 2008-12-04 2011-03-23 沈阳东方钢铁有限公司 一种煤粉纯氧高炉炼铁工艺及其设备
JP5759097B2 (ja) * 2009-09-07 2015-08-05 宇部興産株式会社 固体燃料
JP5521494B2 (ja) * 2009-11-04 2014-06-11 新日鐵住金株式会社 石炭の改質方法、コークス及び焼結鉱の製造方法並びに高炉の操業方法
CN102337141B (zh) * 2010-07-16 2013-11-20 张文辉 一种制备高炉喷吹用燃料和运输燃油的方法
CN101899542A (zh) * 2010-08-05 2010-12-01 中冶南方工程技术有限公司 高炉喷煤喷吹系统
JP5541195B2 (ja) 2011-02-24 2014-07-09 Ｊｆｅスチール株式会社 微粉炭の粒度分布測定方法

Also Published As

Publication number Publication date
KR101648686B1 (ko) 2016-08-16
DE112013004589T5 (de) 2015-06-11
US20150225804A1 (en) 2015-08-13
WO2014045946A1 (ja) 2014-03-27
CN104641002A (zh) 2015-05-20
WO2014045946A8 (ja) 2015-03-12
JP2014062292A (ja) 2014-04-10
JP6012360B2 (ja) 2016-10-25
KR20150040361A (ko) 2015-04-14

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