EP4067510A4 - Hochofenbetriebsverfahren - Google Patents

Hochofenbetriebsverfahren Download PDF

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
    • C21B5/00—Making pig-iron in the blast furnace
    • 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) KR102729746B1 (de)
CN (1) CN114787391B (de)
AU (1) AU2020393659B2 (de)
CA (1) CA3161120A1 (de)
TW (1) TWI758977B (de)
UA (1) UA130697C2 (de)
WO (1) WO2021107091A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112023025777A2 (pt) * 2021-06-28 2024-02-27 Jfe Steel Corp Método de estimativa de quantidade de calor suprido, dispositivo de estimativa de quantidade de calor suprido, programa de estimativa de quantidade de calor suprido e método de operação de alto-forno
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
WO2023111653A1 (en) * 2021-12-16 2023-06-22 Arcelormittal Steelmaking method and associated network of plants
JP7849593B2 (ja) * 2022-03-03 2026-04-22 日本製鉄株式会社 高炉の操業方法
JP7832483B2 (ja) * 2022-06-01 2026-03-18 日本製鉄株式会社 高炉の操業方法
TWI906913B (zh) * 2023-06-21 2025-12-01 日商日本製鐵股份有限公司 高爐的作業方法
JP7709109B1 (ja) * 2023-11-06 2025-07-16 日本製鉄株式会社 高炉の操業方法
JP2025130949A (ja) * 2024-02-28 2025-09-09 日本製鉄株式会社 高炉の操業方法

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

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5050706U (de) 1973-09-08 1975-05-17
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
JPS5315732U (de) 1976-07-21 1978-02-09
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
JPS5770124U (de) 1980-10-17 1982-04-27
JPS6034419Y2 (ja) 1981-09-30 1985-10-14 株式会社日立製作所 波形板の成形装置
JPS5887210A (ja) * 1981-11-18 1983-05-25 Kawasaki Steel Corp 高炉操業方法
JPS5987773U (ja) 1982-12-07 1984-06-14 佐川製針株式会社 補修針
JPS6019893U (ja) 1983-07-18 1985-02-12 ティーディーケイ株式会社 管路ヒ−タ
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
JP4661890B2 (ja) * 2008-03-17 2011-03-30 Ｊｆｅスチール株式会社 高炉操業方法
EP2426223B1 (de) * 2009-04-30 2016-11-23 JFE Steel Corporation Betriebsverfahren für einen verbrennungsofen und ausrüstung für einen verbrennungsofen
JP4697340B2 (ja) * 2009-05-29 2011-06-08 Ｊｆｅスチール株式会社 高炉操業方法
JP5708029B2 (ja) * 2011-02-25 2015-04-30 Ｊｆｅスチール株式会社 高炉操業方法
KR101629123B1 (ko) * 2011-12-21 2016-06-09 제이에프이 스틸 가부시키가이샤 고로 조업 방법
JP5770124B2 (ja) 2012-03-06 2015-08-26 新日鐵住金株式会社 高炉操業方法
JP5987773B2 (ja) 2013-04-19 2016-09-07 Ｊｆｅスチール株式会社 高炉操業方法
JP6350739B2 (ja) 2015-03-18 2018-07-04 日本電気株式会社 光伝送システムとその解析方法、及び、端局装置、管理装置
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
KR20220099573A (ko) 2022-07-13
TWI758977B (zh) 2022-03-21
KR102729746B1 (ko) 2024-11-14
WO2021107091A1 (ja) 2021-06-03
EP4067510A1 (de) 2022-10-05
BR112022010162A2 (pt) 2022-08-09
AU2020393659B2 (en) 2023-07-20
US20220403477A1 (en) 2022-12-22
CN114787391A (zh) 2022-07-22
JP7297091B2 (ja) 2023-06-23
CN114787391B (zh) 2023-09-12
CA3161120A1 (en) 2021-06-03
TW202130820A (zh) 2021-08-16
UA130697C2 (uk) 2026-04-22
JPWO2021107091A1 (de) 2021-06-03
AU2020393659A1 (en) 2022-06-23

Similar Documents

Publication Publication Date Title
EP4067510A4 (de) Hochofenbetriebsverfahren
EP3093352A4 (de) Verfahren zum betrieb eines hochofens
EP3124626A4 (de) Verfahren zum betrieb eines sauerstoffhochofens
EP3120094A4 (de) Reparaturmaterial für hochofengestell
EP3879216A4 (de) Seitenblaslanze für einen schmelzofen und verwendungsverfahren
GB2584502B (en) Furnace control method
EP4084322A4 (de) Kompressorsteuerungsverfahren
GB201912863D0 (en) Novel method
EP3266882A4 (de) Verfahren zum betrieb eines hochofens
EP3266883A4 (de) Verbrennungsofenbetriebsverfahren
EP3967670A4 (de) Verfahren zur modifizierung von stahlwerksschlacke und lanze
EP3919220A4 (de) Verfahren zum reparieren von rissen
EP3150687A4 (de) Verfahren zur herstellung von hochofenkoks und hochofenkoks
AU2022299106A1 (en) Blast confirmation
EP4477762A4 (de) Betriebsverfahren für hochofen
TWI563095B (en) Method for controlling a blast furnace having high aluminum slag
GB2581444B (en) Furnace
GB201909094D0 (en) Blast panel
EP4497838A4 (de) Hochofenbetriebsverfahren
EP3604569A4 (de) Verfahren zum schmelzen eines metallloxiderzes
EM87549980004S (de) Feuerstätten (Teil von -)
EM87549980005S (de) Feuerstätten (Teil von -)
EM87549980001S (de) Feuerstätten (Teil von -)
EM87549980017S (de) Feuerstätten (Teil von -)
EM87549980016S (de) Feuerstätten (Teil von -)

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20220620

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
TPAC Observations filed by third parties

Free format text: ORIGINAL CODE: EPIDOSNTIPA

A4 Supplementary search report drawn up and despatched

Effective date: 20231221

RIC1 Information provided on ipc code assigned before grant

Ipc: C21B 7/00 20060101ALI20231215BHEP

Ipc: C21B 5/06 20060101ALI20231215BHEP

Ipc: C21B 5/00 20060101AFI20231215BHEP

RAP1 Party data changed (applicant data changed or rights of an application transferred)

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

Owner name: JFE STEEL CORPORATION

Owner name: NIPPON STEEL CORPORATION

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20260128