CZ287903B6 - Zařízení a způsob pro výrobu železné houby - Google Patents

Zařízení a způsob pro výrobu železné houby Download PDF

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Publication number
CZ287903B6
CZ287903B6 CZ19984000A CZ400098A CZ287903B6 CZ 287903 B6 CZ287903 B6 CZ 287903B6 CZ 19984000 A CZ19984000 A CZ 19984000A CZ 400098 A CZ400098 A CZ 400098A CZ 287903 B6 CZ287903 B6 CZ 287903B6
Authority
CZ
Czechia
Prior art keywords
shaft furnace
reducing gas
reduction
furnace
reducing
Prior art date
Application number
CZ19984000A
Other languages
Czech (cs)
English (en)
Other versions
CZ400098A3 (cs
Inventor
Bogdan Vuletic
Original Assignee
Voest-Alpine Industrieanlagenbau Gmbh
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 Voest-Alpine Industrieanlagenbau Gmbh filed Critical Voest-Alpine Industrieanlagenbau Gmbh
Publication of CZ400098A3 publication Critical patent/CZ400098A3/cs
Publication of CZ287903B6 publication Critical patent/CZ287903B6/cs

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
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft 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
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces

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)
  • Manufacture And Refinement Of Metals (AREA)
  • Gas Separation By Absorption (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Powder Metallurgy (AREA)
CZ19984000A 1996-06-12 1997-05-30 Zařízení a způsob pro výrobu železné houby CZ287903B6 (cs)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19625127A DE19625127C2 (de) 1996-06-12 1996-06-12 Vorrichtung und Verfahren zur Erzeugung von Eisenschwamm
PCT/DE1997/001127 WO1997047773A1 (de) 1996-06-12 1997-05-30 Vorrichtung zur erzeugung von eisenschwamm

Publications (2)

Publication Number Publication Date
CZ400098A3 CZ400098A3 (cs) 1999-08-11
CZ287903B6 true CZ287903B6 (cs) 2001-03-14

Family

ID=7797790

Family Applications (1)

Application Number Title Priority Date Filing Date
CZ19984000A CZ287903B6 (cs) 1996-06-12 1997-05-30 Zařízení a způsob pro výrobu železné houby

Country Status (18)

Country Link
US (1) US6379423B1 (instruction)
EP (1) EP0904415B1 (instruction)
JP (1) JP2001501673A (instruction)
CN (1) CN1067107C (instruction)
AT (1) AT407645B (instruction)
AU (1) AU730729B2 (instruction)
BR (1) BR9709685A (instruction)
CA (1) CA2255076A1 (instruction)
CZ (1) CZ287903B6 (instruction)
DE (2) DE19625127C2 (instruction)
ID (1) ID17048A (instruction)
IN (1) IN191759B (instruction)
PL (1) PL330410A1 (instruction)
SK (1) SK169598A3 (instruction)
TR (1) TR199802556T2 (instruction)
TW (1) TW422883B (instruction)
WO (1) WO1997047773A1 (instruction)
ZA (1) ZA974570B (instruction)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1302812B1 (it) * 1998-12-11 2000-09-29 Danieli & C Ohg Sp Forno per la riduzione diretta di ossidi di ferro
AT505490B1 (de) * 2007-06-28 2009-12-15 Siemens Vai Metals Tech Gmbh Verfahren und vorrichtung zur erzeugung von eisenschwamm
CN101812555A (zh) * 2010-04-15 2010-08-25 山东省冶金设计院股份有限公司 一种强化高炉间接还原的方法及其专用气的制造方法
CN102312032A (zh) * 2011-10-20 2012-01-11 山东道诚工程技术有限公司 一种生产海绵铁的装置
EP2653568A1 (de) 2012-04-18 2013-10-23 Siemens VAI Metals Technologies GmbH Vorrichtung und Verfahren zur Flächenbegasung in einem Reduktionsreaktorschacht
EP3486335A1 (de) 2017-11-15 2019-05-22 Primetals Technologies Austria GmbH Reduktionsgaszufuhr für direktreduktion
EP4350010A1 (de) * 2022-10-05 2024-04-10 Primetals Technologies Austria GmbH Eisenschmelze aus sinter

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE482111C (de) * 1929-09-06 Mueller Wilhelm Gasschachtofen zum Brennen oder Roesten von Kalk, Dolomit, Magnesit, Erzen o. dgl. mit Mittelkern und Gutabzug nach der Mitte
US2862808A (en) * 1957-07-31 1958-12-02 Alan N Mann Apparatus and method for reducing iron oxide pellets
US3850616A (en) 1973-10-29 1974-11-26 Armco Steel Corp Inert gas seal for product discharge from a shaft furnace
US4118017A (en) * 1976-01-02 1978-10-03 United States Steel Corporation Shaft furnace design
US4205831A (en) * 1979-04-04 1980-06-03 Hylsa, S. A. Ore reduction reactor discharge regulator
DE3034539C2 (de) * 1980-09-12 1982-07-22 Korf-Stahl Ag, 7570 Baden-Baden Verfahren und Vorrichtung zur direkten Erzeugung von flüssigem Roheisen aus stückigem Eisenerz
SU1129239A1 (ru) * 1982-04-26 1984-12-15 Химико-металлургический институт АН КазССР Устройство дл термохимической обработки сыпучих материалов газовым потоком
AT382166B (de) * 1985-05-13 1987-01-26 Voest Alpine Ag Verfahren zur direktreduktion von teilchenf¯rmigem eisenoxidhaeltigem material
JPS61276909A (ja) * 1985-05-31 1986-12-06 Sumitomo Metal Ind Ltd 還元鉄製造方法
JPS62294127A (ja) * 1986-06-13 1987-12-21 Kobe Steel Ltd シヤフト炉における酸化鉄還元方法

Also Published As

Publication number Publication date
EP0904415A1 (de) 1999-03-31
CN1222197A (zh) 1999-07-07
TW422883B (en) 2001-02-21
CZ400098A3 (cs) 1999-08-11
ID17048A (id) 1997-12-04
DE19625127A1 (de) 1997-12-18
US6379423B1 (en) 2002-04-30
AT407645B (de) 2001-05-25
EP0904415B1 (de) 2001-08-08
BR9709685A (pt) 2000-01-11
ZA974570B (en) 1997-12-29
SK169598A3 (en) 1999-05-07
PL330410A1 (en) 1999-05-10
DE19625127C2 (de) 1998-04-30
IN191759B (instruction) 2003-12-27
AU3025497A (en) 1998-01-07
ATA905797A (de) 2000-09-15
CA2255076A1 (en) 1997-12-18
WO1997047773A1 (de) 1997-12-18
DE59704252D1 (de) 2001-09-13
TR199802556T2 (xx) 2001-09-21
AU730729B2 (en) 2001-03-15
JP2001501673A (ja) 2001-02-06
CN1067107C (zh) 2001-06-13

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Legal Events

Date Code Title Description
PD00 Pending as of 2000-06-30 in czech republic
MM4A Patent lapsed due to non-payment of fee

Effective date: 19970530