BRPI1015416A2 - "método para operar alto-forno" - Google Patents

"método para operar alto-forno"

Info

Publication number
BRPI1015416A2
BRPI1015416A2 BRPI1015416A BRPI1015416A BRPI1015416A2 BR PI1015416 A2 BRPI1015416 A2 BR PI1015416A2 BR PI1015416 A BRPI1015416 A BR PI1015416A BR PI1015416 A BRPI1015416 A BR PI1015416A BR PI1015416 A2 BRPI1015416 A2 BR PI1015416A2
Authority
BR
Brazil
Prior art keywords
blast furnace
operating blast
operating
furnace
blast
Prior art date
Application number
BRPI1015416A
Other languages
English (en)
Inventor
Akinori Murao
Minoru Asanuma
Naoyuki Takeuchi
Taihei Nouchi
Takeshi Sato
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 BRPI1015416A2 publication Critical patent/BRPI1015416A2/pt
Publication of BRPI1015416B1 publication Critical patent/BRPI1015416B1/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/006—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
    • 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
    • C21B5/008—Composition or distribution of the charge
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
BRPI1015416-7A 2009-05-29 2010-05-28 Método para operar alto-forno BRPI1015416B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2009130282 2009-05-29
JP2009-130282 2009-05-29
JP2010120398A JP4697340B2 (ja) 2009-05-29 2010-05-26 高炉操業方法
JP2010-120398 2010-05-26
PCT/JP2010/059572 WO2010137748A1 (ja) 2009-05-29 2010-05-28 高炉操業方法

Publications (2)

Publication Number Publication Date
BRPI1015416A2 true BRPI1015416A2 (pt) 2016-04-19
BRPI1015416B1 BRPI1015416B1 (pt) 2021-10-26

Family

ID=43222845

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1015416-7A BRPI1015416B1 (pt) 2009-05-29 2010-05-28 Método para operar alto-forno

Country Status (6)

Country Link
EP (1) EP2431484B1 (pt)
JP (1) JP4697340B2 (pt)
KR (1) KR101355325B1 (pt)
CN (2) CN102449173A (pt)
BR (1) BRPI1015416B1 (pt)
WO (1) WO2010137748A1 (pt)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4743332B2 (ja) * 2009-04-30 2011-08-10 Ｊｆｅスチール株式会社 高炉操業方法
JP4894949B2 (ja) * 2009-05-29 2012-03-14 Ｊｆｅスチール株式会社 高炉操業方法
WO2011052798A1 (ja) * 2009-10-29 2011-05-05 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
KR101322904B1 (ko) * 2012-04-03 2013-10-29 주식회사 포스코 용융로 연소대 모의 실험 장치
CN104334748B (zh) * 2012-06-06 2016-10-26 杰富意钢铁株式会社 使用铁焦的高炉作业方法
CN106257370B (zh) * 2015-06-19 2019-07-02 株式会社Posco 偏流控制装置及偏流控制方法
JP6354962B2 (ja) * 2015-09-11 2018-07-11 Ｊｆｅスチール株式会社 酸素高炉の操業方法
KR102135521B1 (ko) * 2016-02-05 2020-07-17 닛폰세이테츠 가부시키가이샤 고로 샤프트부로의 수소 함유 환원 가스 공급 방법
KR102292145B1 (ko) * 2017-06-29 2021-08-20 제이에프이 스틸 가부시키가이샤 탄화 종료 시간 제어 방법, 탄화 종료 시간 제어 가이던스 표시 장치, 코크스로의 조업 방법, 및 탄화 종료 시간 제어 장치
CN110747303B (zh) * 2018-07-24 2021-11-16 宝山钢铁股份有限公司 一种高炉
CN109108218B (zh) * 2018-08-31 2020-03-27 共享智能铸造产业创新中心有限公司 热法再生全自动控制系统及其工作方法
CN111378799A (zh) * 2018-12-28 2020-07-07 南京梅山冶金发展有限公司 一种高炉智能补槽的流程闭环控制方法
AU2020393659B2 (en) * 2019-11-29 2023-07-20 Jfe Steel Corporation Blast furnace operation method
JP2023540644A (ja) * 2020-09-15 2023-09-25 アルセロールミタル 製鉄生産用高炉
JP7472864B2 (ja) * 2021-06-23 2024-04-23 Ｊｆｅスチール株式会社 気体還元材の吹込み方法および高炉用羽口
CN114107584B (zh) * 2021-11-25 2023-02-03 江苏沙钢集团有限公司 一种高炉低炉温滑料的二级应对方法
JP7513200B2 (ja) * 2022-04-11 2024-07-09 Ｊｆｅスチール株式会社 高炉の操業方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4381938A (en) * 1980-06-12 1983-05-03 Claflin H Bruce Multi-purpose zone controlled blast furnace and method of producing hot metal, gases and slags
CA1165561A (en) * 1981-02-23 1984-04-17 Marvin H. Bayewitz Blast furnace control method
JPS6033305A (ja) * 1983-08-04 1985-02-20 Nippon Steel Corp 高炉操業法
JPS6227509A (ja) * 1985-07-26 1987-02-05 Nippon Kokan Kk <Nkk> 高炉操業方法
AU596253B2 (en) * 1986-12-27 1990-04-26 Nippon Kokan Kabushiki Kaisha A blast furnace
US4844737A (en) * 1986-12-27 1989-07-04 Nippon Kokan Kabushiki Kaisha Method for operating a blast furnance by blowing pulverized coal
JPH03240906A (ja) 1990-02-19 1991-10-28 Nkk Corp 低炭酸ガス排出製鉄法
JPH0913110A (ja) * 1995-06-29 1997-01-14 Kawasaki Steel Corp 竪型炉における装入物層の通気性評価法
CN1128230C (zh) * 2000-11-23 2003-11-19 沈峰满 高炉炼铁两段式喷吹煤粉工艺方法
JP4427295B2 (ja) * 2003-09-29 2010-03-03 新日本製鐵株式会社 還元性ガスの脱硫方法、高炉操業方法および還元性ガスの利用方法
JP4556525B2 (ja) 2004-07-16 2010-10-06 Ｊｆｅスチール株式会社 高炉の操業方法
JP4830670B2 (ja) * 2006-06-29 2011-12-07 株式会社ニコン 再生装置
JP4910631B2 (ja) * 2006-10-26 2012-04-04 Ｊｆｅスチール株式会社 高炉の操業方法
JP2008111145A (ja) 2006-10-30 2008-05-15 Jfe Steel Kk フェロコークス使用時の高炉炉頂温度低下抑制方法
JP4910640B2 (ja) 2006-10-31 2012-04-04 Ｊｆｅスチール株式会社 高炉の操業方法
JP4998692B2 (ja) * 2006-10-31 2012-08-15 Ｊｆｅスチール株式会社 フェロコークス使用時の高炉操業方法
JP4702309B2 (ja) * 2007-03-08 2011-06-15 Ｊｆｅスチール株式会社 高炉の操業方法

Also Published As

Publication number Publication date
JP2011006787A (ja) 2011-01-13
KR20120023057A (ko) 2012-03-12
EP2431484B1 (en) 2018-04-04
KR101355325B1 (ko) 2014-01-27
CN102449173A (zh) 2012-05-09
WO2010137748A1 (ja) 2010-12-02
CN104878140A (zh) 2015-09-02
EP2431484A4 (en) 2014-06-11
JP4697340B2 (ja) 2011-06-08
EP2431484A1 (en) 2012-03-21
BRPI1015416B1 (pt) 2021-10-26

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
B12B Appeal against refusal [chapter 12.2 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 28/05/2010, OBSERVADAS AS CONDICOES LEGAIS. PATENTE CONCEDIDA CONFORME ADI 5.529/DF, QUE DETERMINA A ALTERACAO DO PRAZO DE CONCESSAO.