CA2745763A1 - Procede de production de fer granulaire - Google Patents

Procede de production de fer granulaire Download PDF

Info

Publication number
CA2745763A1
CA2745763A1 CA2745763A CA2745763A CA2745763A1 CA 2745763 A1 CA2745763 A1 CA 2745763A1 CA 2745763 A CA2745763 A CA 2745763A CA 2745763 A CA2745763 A CA 2745763A CA 2745763 A1 CA2745763 A1 CA 2745763A1
Authority
CA
Canada
Prior art keywords
iron
agglomerates
amount
furnace
atmospheric gas
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.)
Abandoned
Application number
CA2745763A
Other languages
English (en)
Inventor
Takeshi Sugiyama
Shuzo Ito
Osamu Tsuge
Shoichi Kikuchi
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel 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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Publication of CA2745763A1 publication Critical patent/CA2745763A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
    • C21B13/105—Rotary hearth-type furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0046—Making spongy iron or liquid steel, by direct processes making metallised agglomerates or iron oxide
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0073—Selection or treatment of the reducing gases
    • 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
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
CA2745763A 2009-01-23 2010-01-15 Procede de production de fer granulaire Abandoned CA2745763A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2009-013378 2009-01-23
JP2009013378 2009-01-23
PCT/JP2010/050373 WO2010084822A1 (fr) 2009-01-23 2010-01-15 Procédé de production de fer granulaire

Publications (1)

Publication Number Publication Date
CA2745763A1 true CA2745763A1 (fr) 2010-07-29

Family

ID=42355876

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2745763A Abandoned CA2745763A1 (fr) 2009-01-23 2010-01-15 Procede de production de fer granulaire

Country Status (7)

Country Link
US (1) US20110265603A1 (fr)
JP (1) JP2010189762A (fr)
CN (1) CN102272337A (fr)
AU (1) AU2010207300B2 (fr)
CA (1) CA2745763A1 (fr)
RU (1) RU2484145C2 (fr)
WO (1) WO2010084822A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5408369B2 (ja) * 2012-01-19 2014-02-05 Ｊｆｅスチール株式会社 溶銑の予備処理方法
JP2013209748A (ja) * 2012-02-28 2013-10-10 Kobe Steel Ltd 還元鉄塊成物の製造方法
JP6294152B2 (ja) * 2014-05-15 2018-03-14 株式会社神戸製鋼所 粒状金属鉄の製造方法
JP6250482B2 (ja) * 2014-06-13 2017-12-20 株式会社神戸製鋼所 粒状金属鉄の製造方法
JP6460531B2 (ja) * 2015-05-28 2019-01-30 株式会社神戸製鋼所 還元鉄の製造方法
KR20240090639A (ko) * 2021-11-30 2024-06-21 제이에프이 스틸 가부시키가이샤 금속철의 제조 방법
JP7476871B2 (ja) 2021-11-30 2024-05-01 Ｊｆｅスチール株式会社 金属の製造方法
JP7476872B2 (ja) 2021-11-30 2024-05-01 Ｊｆｅスチール株式会社 金属の製造方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR9704633B1 (pt) * 1996-01-26 2012-02-07 método de operação de forno vertical com uma tubagem fornecida em uma superfìcie da parede do dito forno vertical.
SK125398A3 (en) * 1996-03-15 1999-05-07 Kobe Steel Ltd Method and apparatus for making metallic iron
JP3845893B2 (ja) * 1996-03-15 2006-11-15 株式会社神戸製鋼所 金属鉄の製法
EP0969105B1 (fr) * 1997-09-30 2007-08-15 JFE Steel Corporation Procede de fonctionnement d'un four a sole mobile pour la reduction d'oxydes
JP3513832B2 (ja) * 1997-09-30 2004-03-31 Ｊｆｅスチール株式会社 移動型炉床炉の操業方法および移動型炉床炉
JP3004255B2 (ja) * 1997-11-27 2000-01-31 株式会社神戸製鋼所 還元鉄の製造方法
JP4572435B2 (ja) * 1999-12-24 2010-11-04 Ｊｆｅスチール株式会社 鉄含有物からの還元鉄の製造方法
PE20020070A1 (es) * 2000-03-30 2002-02-05 Midrex Internat B V Metodo de producir hierro metalico y dispositivo de alimentacion de materia prima
JP2001323310A (ja) * 2000-05-15 2001-11-22 Kobe Steel Ltd 還元鉄製造方法
JP4757982B2 (ja) * 2000-06-28 2011-08-24 株式会社神戸製鋼所 粒状金属鉄の歩留まり向上方法
JP4774611B2 (ja) * 2001-03-19 2011-09-14 Ｊｆｅスチール株式会社 移動型炉床炉の操業方法
JP4691827B2 (ja) * 2001-05-15 2011-06-01 株式会社神戸製鋼所 粒状金属鉄
JP2007246970A (ja) * 2006-03-15 2007-09-27 Jfe Steel Kk 移動型炉床炉の操業方法
JP4976822B2 (ja) * 2006-11-14 2012-07-18 株式会社神戸製鋼所 粒状金属鉄の製造方法およびその装置

Also Published As

Publication number Publication date
RU2484145C2 (ru) 2013-06-10
JP2010189762A (ja) 2010-09-02
CN102272337A (zh) 2011-12-07
RU2011135038A (ru) 2013-02-27
AU2010207300B2 (en) 2013-05-09
US20110265603A1 (en) 2011-11-03
AU2010207300A1 (en) 2011-06-23
WO2010084822A1 (fr) 2010-07-29

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Dead

Effective date: 20150115