EP4067510A4 - Hochofenbetriebsverfahren - Google Patents

Hochofenbetriebsverfahren

Info

Publication number
EP4067510A4
EP4067510A4 EP20894471.0A EP20894471A EP4067510A4 EP 4067510 A4 EP4067510 A4 EP 4067510A4 EP 20894471 A EP20894471 A EP 20894471A EP 4067510 A4 EP4067510 A4 EP 4067510A4
Authority
EP
European Patent Office
Prior art keywords
blast furnace
operation method
furnace operation
blast
furnace
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.)
Pending
Application number
EP20894471.0A
Other languages
English (en)
French (fr)
Other versions
EP4067510A1 (de
Inventor
Hiroshi Sakai
Kaoru Nakano
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
Kobe Steel Ltd
Nippon Steel Corp
Original Assignee
JFE Steel Corp
Kobe Steel Ltd
Nippon Steel Corp
Nippon Steel Engineering Co 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 JFE Steel Corp, Kobe Steel Ltd, Nippon Steel Corp, Nippon Steel Engineering Co Ltd filed Critical JFE Steel Corp
Publication of EP4067510A1 publication Critical patent/EP4067510A1/de
Publication of EP4067510A4 publication Critical patent/EP4067510A4/de
Pending legal-status Critical Current

Links

Classifications

    • 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
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/06—Making pig-iron in the blast furnace using top gas in the blast furnace process
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/007—Controlling or regulating of the top pressure
    • 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
    • C21B2005/005—Selection or treatment of the reducing gases

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
EP20894471.0A 2019-11-29 2020-11-27 Hochofenbetriebsverfahren Pending EP4067510A4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019216568 2019-11-29
JP2020092467 2020-05-27
PCT/JP2020/044217 WO2021107091A1 (ja) 2019-11-29 2020-11-27 高炉の操業方法

Publications (2)

Publication Number Publication Date
EP4067510A1 EP4067510A1 (de) 2022-10-05
EP4067510A4 true EP4067510A4 (de) 2024-01-24

Family

ID=76130581

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20894471.0A Pending EP4067510A4 (de) 2019-11-29 2020-11-27 Hochofenbetriebsverfahren

Country Status (10)

Country Link
US (1) US20220403477A1 (de)
EP (1) EP4067510A4 (de)
JP (1) JP7297091B2 (de)
KR (1) KR20220099573A (de)
CN (1) CN114787391B (de)
AU (1) AU2020393659B2 (de)
BR (1) BR112022010162A2 (de)
CA (1) CA3161120A1 (de)
TW (1) TWI758977B (de)
WO (1) WO2021107091A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4332243A1 (de) * 2021-06-28 2024-03-06 JFE Steel Corporation Verfahren zur schätzung der zufuhrwärmemenge, vorrichtung zur schätzung der zufuhrwärmemenge, programm zur schätzung der zufuhrwärmemenge und hochofenbetriebsverfahren
JP2023035266A (ja) * 2021-08-31 2023-03-13 株式会社クリーンプラネット 高炉用水素加熱装置、高炉用水素加熱方法および高炉操業方法
KR102607615B1 (ko) * 2021-09-29 2023-11-30 현대제철 주식회사 고로 조업 제어방법

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3124626A1 (de) * 2014-03-26 2017-02-01 JFE Steel Corporation Verfahren zum betrieb eines sauerstoffhochofens
WO2019007908A1 (en) * 2017-07-03 2019-01-10 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude METHOD OF OPERATING AN STEEL INSTALLATION

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JPS5315732B2 (de) 1973-09-27 1978-05-26
JPS5851828B2 (ja) 1975-06-09 1983-11-18 凸版印刷株式会社 グラビアシリンダ−センジヨウソウチ
IT1212372B (it) 1979-09-26 1989-11-22 Abc Ist Biolog Chem Spa Composizioni farmaceutiche ad atti vita' antiulcera contenenti un derivato dell'acido acetoidrossamico
JPS5887210A (ja) * 1981-11-18 1983-05-25 Kawasaki Steel Corp 高炉操業方法
JP2668486B2 (ja) * 1992-08-11 1997-10-27 新日本製鐵株式会社 水素ガス利用率を用いた高炉操業方法
JP3183226B2 (ja) * 1996-09-20 2001-07-09 住友金属工業株式会社 廃棄物のガス化溶融炉およびガス化溶融方法
JP4984396B2 (ja) * 2005-01-31 2012-07-25 Ｊｆｅスチール株式会社 高炉操業方法
JP5050706B2 (ja) 2007-07-25 2012-10-17 住友化学株式会社 タンクのベントガスの処理方法
JP5315732B2 (ja) 2008-03-17 2013-10-16 Ｊｆｅスチール株式会社 高炉操業方法
JP4661890B2 (ja) * 2008-03-17 2011-03-30 Ｊｆｅスチール株式会社 高炉操業方法
BRPI1011905B1 (pt) * 2009-04-30 2018-02-06 Jfe Steel Corporation Método de operação de alto-forno, usina de alto- forno e método de combustão de gás de valor calorífico baixo com uso de um queimador de combustão
JP5708029B2 (ja) * 2011-02-25 2015-04-30 Ｊｆｅスチール株式会社 高炉操業方法
EP4283233A1 (de) * 2011-12-21 2023-11-29 JFE Steel Corporation Zwei-röhrige lanze
JP5851828B2 (ja) 2011-12-22 2016-02-03 Ｊｆｅスチール株式会社 燃焼性ガスの製造方法
JP5770124B2 (ja) 2012-03-06 2015-08-26 新日鐵住金株式会社 高炉操業方法
JP6019893B2 (ja) 2012-07-31 2016-11-02 Ｊｆｅスチール株式会社 高炉の操業方法
JP5987773B2 (ja) 2013-04-19 2016-09-07 Ｊｆｅスチール株式会社 高炉操業方法
CN107408985B (zh) 2015-03-18 2020-02-21 日本电气株式会社 光传送系统及其分析方法、终端站设备和管理设备
KR102135521B1 (ko) * 2016-02-05 2020-07-17 닛폰세이테츠 가부시키가이샤 고로 샤프트부로의 수소 함유 환원 가스 공급 방법
CN106282455B (zh) * 2016-03-01 2018-06-15 华北理工大学 一种高效利用冶金废气的高炉富氢冶炼工艺
JP6717629B2 (ja) * 2016-03-25 2020-07-01 日本製鉄株式会社 高炉シャフト部への水素含有還元ガス供給方法
JP7043352B2 (ja) 2018-06-14 2022-03-29 キヤノン電子管デバイス株式会社 電源装置及び回転陽極ｘ線管装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3124626A1 (de) * 2014-03-26 2017-02-01 JFE Steel Corporation Verfahren zum betrieb eines sauerstoffhochofens
WO2019007908A1 (en) * 2017-07-03 2019-01-10 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude METHOD OF OPERATING AN STEEL INSTALLATION

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021107091A1 *
YILMAZ CAN ET AL: "Modeling and simulation of hydrogen injection into a blast furnace to reduce carbon dioxide emissions", JOURNAL OF CLEANER PRODUCTION, vol. 154, 1 June 2017 (2017-06-01), AMSTERDAM, NL, pages 488 - 501, XP055957384, ISSN: 0959-6526, DOI: 10.1016/j.jclepro.2017.03.162 *

Also Published As

Publication number Publication date
CN114787391B (zh) 2023-09-12
US20220403477A1 (en) 2022-12-22
JP7297091B2 (ja) 2023-06-23
AU2020393659A1 (en) 2022-06-23
JPWO2021107091A1 (de) 2021-06-03
WO2021107091A1 (ja) 2021-06-03
EP4067510A1 (de) 2022-10-05
CA3161120A1 (en) 2021-06-03
TWI758977B (zh) 2022-03-21
AU2020393659B2 (en) 2023-07-20
CN114787391A (zh) 2022-07-22
BR112022010162A2 (pt) 2022-08-09
KR20220099573A (ko) 2022-07-13
TW202130820A (zh) 2021-08-16

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Owner name: KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.)

Owner name: JFE STEEL CORPORATION

Owner name: NIPPON STEEL CORPORATION