DE69516270T2 - Reduziervorrichtung des fluidartbetttyps für eisenerzteilchen und verfahren - Google Patents

Reduziervorrichtung des fluidartbetttyps für eisenerzteilchen und verfahren

Info

Publication number
DE69516270T2
DE69516270T2 DE69516270T DE69516270T DE69516270T2 DE 69516270 T2 DE69516270 T2 DE 69516270T2 DE 69516270 T DE69516270 T DE 69516270T DE 69516270 T DE69516270 T DE 69516270T DE 69516270 T2 DE69516270 T2 DE 69516270T2
Authority
DE
Germany
Prior art keywords
ores
pct
iron ores
cyclone
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.)
Expired - Fee Related
Application number
DE69516270T
Other languages
English (en)
Other versions
DE69516270D1 (de
Inventor
Ock Lee
Yong Ha Kim
Hang Goo Kim
Bong Jin Jung
Uoo Chang Chung
Werner L Kepplinger
Felix Wallner
Johannes L Schenk
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.)
Posco Co Ltd
Original Assignee
Voest Alpine Industrienlagenbau GmbH
Research Institute of Industrial Science and Technology RIST
Pohang Iron and Steel 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
Priority claimed from KR1019940038980A external-priority patent/KR970003637B1/ko
Priority claimed from KR1019940040112A external-priority patent/KR970002118B1/ko
Application filed by Voest Alpine Industrienlagenbau GmbH, Research Institute of Industrial Science and Technology RIST, Pohang Iron and Steel Co Ltd filed Critical Voest Alpine Industrienlagenbau GmbH
Publication of DE69516270D1 publication Critical patent/DE69516270D1/de
Application granted granted Critical
Publication of DE69516270T2 publication Critical patent/DE69516270T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
    • C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
    • C21B13/002—Reduction of iron ores by passing through a heated column of carbon
    • 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
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
    • C21B2100/66—Heat exchange
    • 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)
  • Manufacture And Refinement Of Metals (AREA)
DE69516270T 1994-12-29 1995-12-28 Reduziervorrichtung des fluidartbetttyps für eisenerzteilchen und verfahren Expired - Fee Related DE69516270T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR1019940038980A KR970003637B1 (ko) 1994-12-29 1994-12-29 분철광석의 유동층식 환원로
KR1019940040112A KR970002118B1 (ko) 1994-12-30 1994-12-30 분철광석의 유동층식 환원로
PCT/KR1995/000181 WO1996021044A1 (en) 1994-12-29 1995-12-28 Fluidized bed type reduction apparatus for iron ores and method for reducing iron ores using the apparatus

Publications (2)

Publication Number Publication Date
DE69516270D1 DE69516270D1 (de) 2000-05-18
DE69516270T2 true DE69516270T2 (de) 2000-12-21

Family

ID=26630821

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69516270T Expired - Fee Related DE69516270T2 (de) 1994-12-29 1995-12-28 Reduziervorrichtung des fluidartbetttyps für eisenerzteilchen und verfahren

Country Status (11)

Country Link
US (1) US5762681A (de)
EP (1) EP0741801B1 (de)
JP (1) JP3248916B2 (de)
CN (1) CN1062911C (de)
AT (1) ATE191751T1 (de)
AU (1) AU691711B2 (de)
BR (1) BR9506918A (de)
CA (1) CA2184008C (de)
DE (1) DE69516270T2 (de)
RU (1) RU2121003C1 (de)
WO (1) WO1996021044A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT405942B (de) * 1995-03-17 1999-12-27 Voest Alpine Ind Anlagen Verfahren zur reduktion von feinerz sowie anlage zur durchführung des verfahrens
KR100276339B1 (ko) * 1996-12-23 2000-12-15 이구택 엑스자형 순환관을 갖는 분철광석의 3단 유동층로식 환원장치
KR100236194B1 (ko) 1997-12-20 1999-12-15 이구택 분철광석의 2단 유동층식 예비환원장치
US6132489A (en) * 1998-07-06 2000-10-17 Hylsa, S.A. De C.V. Method and apparatus for reducing iron-oxides-particles having a broad range of sizes
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
JP3459824B2 (ja) * 1999-06-21 2003-10-27 ポーハング アイアン アンド スティール シーオー．，エルティディ． 二段階流動層型微粉鉄鉱石還元装置及びその装置を使用する還元方法
AT407530B (de) * 1999-07-29 2001-04-25 Voest Alpine Ind Anlagen Verfahren zum ausbringen von feinteilchenförmigem material aus einem wirbelbett
AT410802B (de) 2001-11-09 2003-08-25 Voest Alpine Ind Anlagen Verfahren und vorrichtung zur behandlung eines feinteilchenförmigen, insbesondere metallhaltigen, einsatzmateriales
PL1756322T3 (pl) * 2004-05-31 2014-04-30 Outotec Oyj Sposób bezpośredniej redukcji
KR100778673B1 (ko) * 2005-12-26 2007-11-22 주식회사 포스코 용철 제조 장치
KR100732461B1 (ko) * 2005-12-26 2007-06-27 주식회사 포스코 분철광석의 장입 및 배출을 개선한 용철제조방법 및 이를이용한 용철제조장치
CN101519707B (zh) * 2008-02-28 2010-12-01 宝山钢铁股份有限公司 一种用于粉铁矿预还原的多级流化床装置及工艺
DE102009038052B4 (de) 2009-08-19 2012-09-27 Wolfgang Krumm Verhüttungsverfahren durch Einsatz eines vorreduzierten Ilmeniterzstromes und/oder Hämatiterzstromes
CN103230844B (zh) * 2013-05-21 2014-11-19 上海书康淘洗设备厂 颗粒物淘洗机
CN103667571B (zh) * 2013-12-31 2015-06-03 中国科学院过程工程研究所 一种铁精矿粉体流态化直接还原的系统及方法
CN103695588B (zh) * 2013-12-31 2015-04-01 中国科学院过程工程研究所 一种流化床还原粉状铁矿石的系统和方法
CN103725819B (zh) * 2013-12-31 2015-06-03 中国科学院过程工程研究所 一种铁矿粉流态化还原系统及方法
US9803151B2 (en) * 2016-03-24 2017-10-31 General Electric Company System and method for gasification
KR102020238B1 (ko) * 2018-04-09 2019-09-10 에스케이이노베이션 주식회사 리튬 이차 전지의 활성 금속 회수 방법
WO2020033500A1 (en) 2018-08-09 2020-02-13 Ohio State Innovation Foundation Systems, methods and materials for hydrogen sulfide conversion
AU2020271068A1 (en) 2019-04-09 2021-09-30 Ohio State Innovation Foundation Alkene generation using metal sulfide particles
WO2022006112A1 (en) * 2020-06-29 2022-01-06 Ohio State Innovation Foundation Systems and methods for high reactant conversion through multiple reactant flow ratio staging
CN114561504B (zh) * 2022-04-28 2022-07-29 中国恩菲工程技术有限公司 基于流化预还原的熔分装置及熔分方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE439932B (sv) * 1980-11-10 1985-07-08 Skf Steel Eng Ab Forfarande for framstellning av metall ur finkorniga metalloxidmaterial
JPH01114653A (ja) * 1987-10-28 1989-05-08 Matsushita Seiko Co Ltd 電力デマンド制御装置
US5082251A (en) * 1990-03-30 1992-01-21 Fior De Venezuela Plant and process for fluidized bed reduction of ore
DE4131962C2 (de) * 1991-09-25 1998-03-26 Hismelt Corp Pty Ltd Verfahren und Vorrichtung zur Behandlung von heissen Gasen mit Feststoffen in einem Wirbelbett
US5370727A (en) * 1993-04-19 1994-12-06 Fior De Venezuela Fluidized process for direct reduction
AT400447B (de) * 1994-03-04 1995-12-27 Voest Alpine Ind Anlagen Verfahren und anlage zum chargieren von erz

Also Published As

Publication number Publication date
EP0741801B1 (de) 2000-04-12
CN1062911C (zh) 2001-03-07
DE69516270D1 (de) 2000-05-18
AU691711B2 (en) 1998-05-21
AU4317196A (en) 1996-07-24
CN1142248A (zh) 1997-02-05
JP3248916B2 (ja) 2002-01-21
BR9506918A (pt) 1997-09-09
CA2184008A1 (en) 1996-07-11
ATE191751T1 (de) 2000-04-15
EP0741801A1 (de) 1996-11-13
JPH09506934A (ja) 1997-07-08
US5762681A (en) 1998-06-09
WO1996021044A1 (en) 1996-07-11
RU2121003C1 (ru) 1998-10-27
CA2184008C (en) 2000-05-23

Similar Documents

Publication Publication Date Title
DE69516270T2 (de) Reduziervorrichtung des fluidartbetttyps für eisenerzteilchen und verfahren
DE69522210D1 (de) Reduziervorrichtung des fluidartbettyps für eisenerzteilchen und verwendung
ATA11102000A (de) Verfahren und anlage zur gasreduktion von teilchenförmigen oxidhältigen erzen
ZA985866B (en) Method of utilizing fine coal in a melter gasifier
CA2213123A1 (en) Device of three-stage fluidized bed furnace type for reducing fine iron ore
ZA9711411B (en) Smelting-reduction apparatus, and method for producing molten pig iron using the smelting reduction apparatus.
MX9801055A (es) Proceso para reducir oxidos de hierro.
ES2156187T3 (es) Metodo de fabricar hierro en bruto con recuperacion de zinc.
WO2001046478A3 (en) A fluidized bed reactor for preventing the fine iron ore from sticking therein and method therefor
CA2211942A1 (en) Method for injecting fine iron ore in smelting reducing process
AU733442B2 (en) Process for producing sponge iron
TR199802016T1 (xx) S�v� d�kme demir veya s�v� �elik �n �r�nleri �retim metodu.
DE69018034T2 (de) Verfahren und Vorrichtung zum Steuern des Gasstromes zur Vorreduktion von Erzen.
Ariyama et al. Reduction Behavior of Iron Ore Fines in a Fluidized Bed for Smelting Reduction Process
Hasegawa et al. Operational results from a test plant for iron ore smelting reduction at the Fukuyama Works
JPH04325613A (ja) 溶融還元製鉄設備の操業方法
KR950014067B1 (en) Iron ore fluidized bed reduction furnace
Kepplinger et al. Process for the production of liquid pig iron or steel products
ZA9811752B (en) Complex fluidized bed type fine iron ore reducing apparatus and method therefor.
ZA974620B (en) Process for producing puzzolanes, synthetic blast furnace slags, belite or alite clinkers as well as pig iron alloys from oxidic slags and arrangement for carrying out said process.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: POHANG IRON & STEEL CO. LTD., POHANG CITY, KYUNG S

8339 Ceased/non-payment of the annual fee