BR9607306A - Forno de leito fluidizado de dois estágios para pré-redução de minerio de ferro fino e método para pré-redução de minério de ferro fino usando o forno - Google Patents

Forno de leito fluidizado de dois estágios para pré-redução de minerio de ferro fino e método para pré-redução de minério de ferro fino usando o forno

Info

Publication number
BR9607306A
BR9607306A BR9607306A BR9607306A BR9607306A BR 9607306 A BR9607306 A BR 9607306A BR 9607306 A BR9607306 A BR 9607306A BR 9607306 A BR9607306 A BR 9607306A BR 9607306 A BR9607306 A BR 9607306A
Authority
BR
Brazil
Prior art keywords
reduction
iron ore
fine iron
furnace
fluidized bed
Prior art date
Application number
BR9607306A
Other languages
English (en)
Inventor
Dae Gyu Park
In Suk Kim
Ii Ock Lee
Original Assignee
Po Hang Iron & Steel
Res Inst Ind Science & Tech
Voest Alpine Ind Anlagen
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 Po Hang Iron & Steel, Res Inst Ind Science & Tech, Voest Alpine Ind Anlagen filed Critical Po Hang Iron & Steel
Publication of BR9607306A publication Critical patent/BR9607306A/pt

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
    • C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the material
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • 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
    • 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
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
BR9607306A 1995-12-26 1996-12-26 Forno de leito fluidizado de dois estágios para pré-redução de minerio de ferro fino e método para pré-redução de minério de ferro fino usando o forno BR9607306A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1019950056690A KR100256341B1 (ko) 1995-12-26 1995-12-26 분철광석의 2단유동층식 예비환원장치 및 그 방법
PCT/KR1996/000249 WO1997023655A1 (en) 1995-12-26 1996-12-26 2-stage fluidized bed furnace for pre-reducing fine iron ore and method for pre-reducing fine iron ore using the furnace

Publications (1)

Publication Number Publication Date
BR9607306A true BR9607306A (pt) 1997-11-25

Family

ID=19444456

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9607306A BR9607306A (pt) 1995-12-26 1996-12-26 Forno de leito fluidizado de dois estágios para pré-redução de minerio de ferro fino e método para pré-redução de minério de ferro fino usando o forno

Country Status (10)

Country Link
US (1) US5919281A (pt)
EP (1) EP0811080A1 (pt)
JP (1) JP2947616B2 (pt)
KR (1) KR100256341B1 (pt)
AU (1) AU704146B2 (pt)
BR (1) BR9607306A (pt)
CA (1) CA2211906C (pt)
RU (1) RU2143007C1 (pt)
WO (1) WO1997023655A1 (pt)
ZA (1) ZA9610908B (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT405525B (de) * 1996-06-28 1999-09-27 Voest Alpine Ind Anlagen Verfahren und anlage zum herstellen von flüssigem roheisen oder flüssigen stahlvorprodukten
JP2938825B2 (ja) 1997-02-28 1999-08-25 川崎重工業株式会社 鉄カーバイドの製造方法
KR100236194B1 (ko) * 1997-12-20 1999-12-15 이구택 분철광석의 2단 유동층식 예비환원장치
US6224649B1 (en) * 1998-07-06 2001-05-01 Hylsa, S.A. De C.V. Method and apparatus for reducing iron-oxides-particles having a broad range of sizes
CA2322130A1 (en) * 1998-12-22 2000-06-29 Heung Won Kang Complex fluidized bed type fine iron ore reducing apparatus, and method therefor
RU2258092C2 (ru) * 1999-01-12 2005-08-10 Фэлконбридж Лимитед Способ восстановления частиц латерита в реакторе с барботирующим псевдоожиженным слоем с получением на месте восстановительного газа
KR101353456B1 (ko) * 2011-12-28 2014-01-21 주식회사 포스코 분철 및 환원철 제조장치 및 그 방법
KR101481125B1 (ko) 2013-04-30 2015-01-12 주식회사 포스코 용철 제조장치 및 그 제조방법

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE419129B (sv) * 1979-05-29 1981-07-13 Stora Kopparbergs Bergslags Ab Anordning for reduktion av finfordelat jernoxidhaltigt material i en cirkulerande flytbedd
AU596758B2 (en) * 1987-11-13 1990-05-10 Jp Steel Plantech Co. Metal-making apparatus involving the smelting reduction of metallic oxides
KR940001137B1 (ko) * 1991-11-07 1994-02-14 한국신철강 기술연구조합 분철광석의 순환 유동층식 예비환원로
US5185032A (en) * 1992-05-26 1993-02-09 Fior De Venezuela Process for fluidized bed direct steelmaking
JPH0668644A (ja) * 1992-06-19 1994-03-11 Sony Corp テープカセット
US5297754A (en) * 1992-06-22 1994-03-29 International Business Machines Corporation Tape reel with brake and dust shield
AT404735B (de) * 1992-10-22 1999-02-25 Voest Alpine Ind Anlagen Verfahren und anlage zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten
KR970003636B1 (ko) * 1994-12-31 1997-03-20 포항종합제철 주식회사 용융선철 및 용융강 제조시 분철광석을 환원시키는 환원로

Also Published As

Publication number Publication date
CA2211906C (en) 2001-10-09
AU1211697A (en) 1997-07-17
JP2947616B2 (ja) 1999-09-13
KR970043093A (ko) 1997-07-26
KR100256341B1 (ko) 2000-05-15
ZA9610908B (en) 1997-07-18
EP0811080A1 (en) 1997-12-10
RU2143007C1 (ru) 1999-12-20
WO1997023655A1 (en) 1997-07-03
CA2211906A1 (en) 1997-07-03
JPH10506960A (ja) 1998-07-07
AU704146B2 (en) 1999-04-15
US5919281A (en) 1999-07-06

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