BR9710465A - Aparelho e m-todo para fabricar ferro fundido usando forno de calcina-Æo - Google Patents

Aparelho e m-todo para fabricar ferro fundido usando forno de calcina-Æo

Info

Publication number
BR9710465A
BR9710465A BR9710465A BR9710465A BR9710465A BR 9710465 A BR9710465 A BR 9710465A BR 9710465 A BR9710465 A BR 9710465A BR 9710465 A BR9710465 A BR 9710465A BR 9710465 A BR9710465 A BR 9710465A
Authority
BR
Brazil
Prior art keywords
cast iron
making cast
calcine furnace
calcine
furnace
Prior art date
Application number
BR9710465A
Other languages
English (en)
Inventor
Sang Deok Lee
Young Chae Jung
Yoon Chul Park
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 BR9710465A publication Critical patent/BR9710465A/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
    • 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
    • C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
    • C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
    • 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
BR9710465A 1997-05-02 1997-05-02 Aparelho e m-todo para fabricar ferro fundido usando forno de calcina-Æo BR9710465A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA002258581A CA2258581A1 (en) 1997-05-02 1997-05-02 Apparatus for manufacturing molten iron by using calcination furnace, and manufacturing method therefor
PCT/KR1997/000076 WO1998050591A1 (en) 1997-05-02 1997-05-02 Apparatus for manufacturing molten iron by using calcination furnace, and manufacturing method therefor

Publications (1)

Publication Number Publication Date
BR9710465A true BR9710465A (pt) 1999-08-17

Family

ID=25680726

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9710465A BR9710465A (pt) 1997-05-02 1997-05-02 Aparelho e m-todo para fabricar ferro fundido usando forno de calcina-Æo

Country Status (6)

Country Link
US (1) US6224650B1 (pt)
EP (1) EP0946759A1 (pt)
AU (1) AU725970B2 (pt)
BR (1) BR9710465A (pt)
CA (1) CA2258581A1 (pt)
WO (1) WO1998050591A1 (pt)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1167368B (de) * 1955-02-14 1964-04-09 Demag Elektrometallurgie Gmbh Betrieb einer Niederschachtofenanlage zum Verhuetten von Erzen
US3936296A (en) * 1970-02-25 1976-02-03 Campbell Donald L Integrated fluidized reduction and melting of iron ores
US4195821A (en) * 1977-02-16 1980-04-01 Midrex Corporation Apparatus for reducing particulate iron oxide to molten iron with solid reductant
DE2749408A1 (de) * 1977-11-04 1979-05-10 Eschweiler Bergwerksverein Verfahren zur herstellung von formkoks
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
US4588439A (en) * 1985-05-20 1986-05-13 Crucible Materials Corporation Oxygen containing permanent magnet alloy
DE3607774A1 (de) * 1986-03-08 1987-09-17 Kloeckner Cra Tech Verfahren zur zweistufigen schmelzreduktion von eisenerz
AT390622B (de) 1988-10-25 1990-06-11 Voest Alpine Ind Anlagen Verfahren und anlage zur herstellung von fluessigem roheisen
US5397376A (en) * 1992-10-06 1995-03-14 Bechtel Group, Inc. Method of providing fuel for an iron making process
AT405742B (de) * 1996-07-10 1999-11-25 Voest Alpine Ind Anlagen Verfahren zur herstellung von flüssigem metall und anlage zur durchführung des verfahrens

Also Published As

Publication number Publication date
AU2713597A (en) 1998-11-27
EP0946759A1 (en) 1999-10-06
AU725970B2 (en) 2000-10-26
US6224650B1 (en) 2001-05-01
CA2258581A1 (en) 1998-11-12
WO1998050591A1 (en) 1998-11-12

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FA8 Dismissal: dismissal - article 36, par. 1 of industrial property law