BR8600497A - Processo e dispositivo para a producao de part iculas de esponja de ferro e de ferro-gusa liquido - Google Patents

Processo e dispositivo para a producao de part iculas de esponja de ferro e de ferro-gusa liquido

Info

Publication number
BR8600497A
BR8600497A BR8600497A BR8600497A BR8600497A BR 8600497 A BR8600497 A BR 8600497A BR 8600497 A BR8600497 A BR 8600497A BR 8600497 A BR8600497 A BR 8600497A BR 8600497 A BR8600497 A BR 8600497A
Authority
BR
Brazil
Prior art keywords
reduction unit
particle fraction
direct reduction
melt
sponge iron
Prior art date
Application number
BR8600497A
Other languages
English (en)
Inventor
Bogdan Vuletic
Original Assignee
Korf Engineering 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 Korf Engineering Gmbh filed Critical Korf Engineering Gmbh
Publication of BR8600497A publication Critical patent/BR8600497A/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
    • C21B13/0006—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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/08—Making spongy iron or liquid steel, by direct processes in rotary 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
    • C21B13/143—Injection of partially reduced ore into a molten bath
    • 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
    • C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/26—Increasing the gas reduction potential of recycled exhaust gases by adding additional fuel in recirculation pipes
    • 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
    • C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
    • C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
    • 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
    • C21B2100/64—Controlling the physical properties of the gas, e.g. pressure or temperature
    • 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
    • Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2
    • 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)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
BR8600497A 1985-02-06 1986-02-05 Processo e dispositivo para a producao de part iculas de esponja de ferro e de ferro-gusa liquido BR8600497A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3504346A DE3504346C2 (de) 1985-02-06 1985-02-06 Verfahren und Vorrichtung zur Erzeugung von Eisenschwammpartikeln und flüssigem Roheisen

Publications (1)

Publication Number Publication Date
BR8600497A true BR8600497A (pt) 1986-10-21

Family

ID=6262031

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8600497A BR8600497A (pt) 1985-02-06 1986-02-05 Processo e dispositivo para a producao de part iculas de esponja de ferro e de ferro-gusa liquido

Country Status (15)

Country Link
US (1) US4784689A (pt)
EP (1) EP0193488B1 (pt)
JP (1) JPS61183404A (pt)
KR (1) KR860006550A (pt)
CN (1) CN1003125B (pt)
AT (1) ATE38057T1 (pt)
AU (1) AU578515B2 (pt)
BR (1) BR8600497A (pt)
CA (1) CA1282599C (pt)
CS (1) CS264123B2 (pt)
DD (1) DD247700A5 (pt)
DE (2) DE3504346C2 (pt)
IN (1) IN165579B (pt)
SU (1) SU1475488A3 (pt)
ZA (1) ZA86459B (pt)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT382390B (de) * 1985-03-21 1987-02-25 Voest Alpine Ind Anlagen Verfahren zur herstellung von fluessigem roheisen oder stahlvorprodukten
US4685964A (en) * 1985-10-03 1987-08-11 Midrex International B.V. Rotterdam Method and apparatus for producing molten iron using coal
DE3644775A1 (de) * 1986-12-23 1988-07-14 Korf Engineering Gmbh Verfahren zur herstellung von roheisen
DE3716511A1 (de) * 1987-05-16 1988-12-01 Voest Alpine Ag Verfahren zur entfernung von schwefel aus dem abgas eines reduktionsschachtofens
AT388390B (de) * 1987-11-12 1989-06-12 Voest Alpine Ag Verfahren zum entzinken des materialflusses beim betrieb einer anlage zur roheisenerzeugung
US5296015A (en) * 1990-01-09 1994-03-22 Hylsa S.A. De C.V. Method for the pneumatic transport of large iron-bearing particles
AT401777B (de) * 1992-05-21 1996-11-25 Voest Alpine Ind Anlagen Verfahren und anlage zur herstellung von flüssigen roheisen oder flüssigen stahlvorprodukten
US5354356A (en) * 1992-10-06 1994-10-11 Bechtel Group Inc. Method of providing fuel for an iron making process
US6197088B1 (en) 1992-10-06 2001-03-06 Bechtel Group, Inc. Producing liquid iron having a low sulfur content
US5320676A (en) * 1992-10-06 1994-06-14 Bechtel Group, Inc. Low slag iron making process with injecting coolant
US5397376A (en) * 1992-10-06 1995-03-14 Bechtel Group, Inc. Method of providing fuel for an iron making process
AT404735B (de) * 1992-10-22 1999-02-25 Voest Alpine Ind Anlagen Verfahren und anlage zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten
US5958107A (en) * 1993-12-15 1999-09-28 Bechtel Croup, Inc. Shift conversion for the preparation of reducing gas
AT406586B (de) * 1995-04-25 2000-06-26 Voest Alpine Ind Anlagen Verfahren zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten und eisenschwamm sowie anlage zur durchführung des verfahrens
AT406481B (de) * 1995-04-25 2000-05-25 Voest Alpine Ind Anlagen Verfahren zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten und eisenschwamm sowie anlage zur durchführung des verfahrens
US5643354A (en) * 1995-04-06 1997-07-01 Air Products And Chemicals, Inc. High temperature oxygen production for ironmaking processes
AT406483B (de) 1995-07-19 2000-05-25 Voest Alpine Ind Anlagen Verfahren zur herstellung von flüssigem roheisen oder stahlvorprodukten und anlage zur durchführung des verfahrens
AT406482B (de) * 1995-07-19 2000-05-25 Voest Alpine Ind Anlagen Verfahren zur herstellung von flüssigem roheisen oder stahlvorprodukten und anlage zur durchführung des verfahrens
AT406380B (de) * 1996-03-05 2000-04-25 Voest Alpine Ind Anlagen Verfahren zum herstellen von flüssigem roheisen oder flüssigen stahlvorprodukten sowie anlage zur durchführung des verfahrens
KR100209506B1 (ko) * 1996-10-28 1999-07-15 윤종용 사무자동화기기에 있어서 용지급지대의 절환장치
AT404022B (de) * 1996-11-08 1998-07-27 Voest Alpine Ind Anlagen Verfahren und anlage zur herstellung von flüssigem roheisen oder stahlvorprodukten aus eisenhältigemmaterial
DE102006048601A1 (de) * 2006-10-13 2008-04-17 Voest-Alpine Industrieanlagenbau Gmbh & Co Verfahren und Vorrichtung zur Herstellung von geschmolzenem Material

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB609029A (en) * 1944-07-01 1948-09-24 Fernand Poitte An improved installation and process for treating dustcontaining mixtures of substances of different densities
US2577295A (en) * 1947-10-29 1951-12-04 Smidth & Co As F L Apparatus for separating pulverulent material
DE1433326A1 (de) * 1962-10-16 1969-03-20 Karl Kunesch Verfahren und Vorrichtungen zur Herstellung von Eisenstaub
US4169533A (en) * 1977-10-25 1979-10-02 CVG-Siderurgica Del Orinoco, C.A. Method of treating sponge iron
US4299694A (en) * 1980-08-25 1981-11-10 The Direct Reduction Corporation Method and apparatus for char separation from the discharge materials of an iron oxide reducing kiln
DE3328373A1 (de) * 1982-11-15 1984-05-17 Korf Engineering GmbH, 4000 Düsseldorf Verfahren und anlage zur direkten erzeugung von eisenschwammpartikeln und fluessigem roheisen aus stueckigem eisenerz
JPS6167004A (ja) * 1984-09-07 1986-04-07 Takashi Mori 光ラジエ−タ
DE3503493A1 (de) * 1985-01-31 1986-08-14 Korf Engineering GmbH, 4000 Düsseldorf Verfahren zur herstellung von roheisen

Also Published As

Publication number Publication date
DE3504346A1 (de) 1986-08-14
DE3504346C2 (de) 1986-11-27
ZA86459B (en) 1986-09-24
IN165579B (pt) 1989-11-18
EP0193488A1 (de) 1986-09-03
ATE38057T1 (de) 1988-11-15
US4784689A (en) 1988-11-15
CN1003125B (zh) 1989-01-25
EP0193488B1 (de) 1988-10-19
AU578515B2 (en) 1988-10-27
JPS61183404A (ja) 1986-08-16
CA1282599C (en) 1991-04-09
KR860006550A (ko) 1986-09-13
AU5281786A (en) 1986-08-14
DE3660963D1 (en) 1988-11-24
DD247700A5 (de) 1987-07-15
SU1475488A3 (ru) 1989-04-23
CS264123B2 (en) 1989-06-13
CN86100484A (zh) 1986-09-24
CS83286A2 (en) 1988-09-16

Similar Documents

Publication Publication Date Title
BR8600497A (pt) Processo e dispositivo para a producao de part iculas de esponja de ferro e de ferro-gusa liquido
RU1813099C (ru) Способ получени жидкого чугуна и установка дл его осуществлени
US5584910A (en) Process for producing molten pig iron or molten steel pre-products
DE3363431D1 (en) Process and device for the instant production of reduced iron pellets and liquid iron from iron oxide pellets
US4878943A (en) Process of dezincifying a material flow when operating a pig-iron production plant
US2870003A (en) Method of converting hematite to magnetite
DE69708621T2 (de) Schmelzreduziervorrichtung und verfahren zum reduzieren von roheisen mittels dieser vorrichtung
KR100557710B1 (ko) 직접 환원철, 액체 선철 및 강 제조 방법
ES362716A1 (es) Procedimiento para el tratamiento de materiales oxidicos que contienen hierro.
Vuletic Process and Apparatus for Producing Sponge Iron and Liquid Pig Iron
US6235079B1 (en) Two step twin-single fluidized bed pre-reduction apparatus for pre-reducing fine iron ore, and method therefor
JPH06145749A (ja) 循環流動層による鉱石の還元方法
SU1435637A1 (ru) Охладитель кусковых материалов
JPH0324213A (ja) 予備還元炉の落鉱処理方法
JPH10238957A (ja) 循環流動層還元装置
Hauk Process for Making Pig Iron

Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 05/02/2001