BR0012189A - Processo de produção de ferro fundido lìquido - Google Patents

Processo de produção de ferro fundido lìquido

Info

Publication number
BR0012189A
BR0012189A BR0012189-4A BR0012189A BR0012189A BR 0012189 A BR0012189 A BR 0012189A BR 0012189 A BR0012189 A BR 0012189A BR 0012189 A BR0012189 A BR 0012189A
Authority
BR
Brazil
Prior art keywords
iron
production process
cast iron
iron production
liquid cast
Prior art date
Application number
BR0012189-4A
Other languages
English (en)
Inventor
Jean-Luc Roth
Marc Solvi
Jean Monai
Original Assignee
Wurth Paul Sa
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 Wurth Paul Sa filed Critical Wurth Paul Sa
Publication of BR0012189A publication Critical patent/BR0012189A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/5252—Manufacture of steel in electric furnaces in an electrically heated multi-chamber furnace, a combination of electric furnaces or an electric furnace arranged for associated working with a non electric furnace
    • 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
    • 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 Of Iron (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Soft Magnetic Materials (AREA)
  • Catalysts (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)

Abstract

"PROCESSO DE PRODUçãO DE FERRO FUNDIDO LìQUIDO". compreendendo as etapas a seguir: a) redução de partículas de minério de ferro para formar ferro pré-reduzido compreendendo um excesso de carbono livre, b) transferência a quente do ferro pré-reduzido dentro de um forno de fusão, c) fusão do ferro pré-reduzido dentro de um forno de fusão para obter ferro fundido líquido.
BR0012189-4A 1999-06-21 2000-06-19 Processo de produção de ferro fundido lìquido BR0012189A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
LU90406A LU90406B1 (fr) 1999-06-21 1999-06-21 Proc-d- de production de fonte liquide
PCT/EP2000/005622 WO2000079012A1 (fr) 1999-06-21 2000-06-19 Procede de production de fonte liquide

Publications (1)

Publication Number Publication Date
BR0012189A true BR0012189A (pt) 2002-04-16

Family

ID=19731818

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0012189-4A BR0012189A (pt) 1999-06-21 2000-06-19 Processo de produção de ferro fundido lìquido

Country Status (11)

Country Link
US (1) US6582492B1 (pt)
EP (1) EP1187942B1 (pt)
JP (1) JP2003502502A (pt)
CN (1) CN1182259C (pt)
AT (1) ATE245706T1 (pt)
AU (1) AU5533500A (pt)
BR (1) BR0012189A (pt)
DE (1) DE60004049T2 (pt)
LU (1) LU90406B1 (pt)
MX (1) MXPA02000108A (pt)
WO (1) WO2000079012A1 (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU90788B1 (fr) * 2001-06-13 2002-12-16 Wurth Paul Sa Procédé de production de fonte liquide dans un four électrique
EP1383933B1 (fr) * 2001-02-23 2005-05-18 Paul Wurth S.A. Procede de production de fonte liquide dans un four electrique
LU90735B1 (fr) * 2001-02-23 2002-08-26 Wurth Paul Sa Proc-d- de production de fonte liquide
US20070051200A1 (en) * 2005-09-08 2007-03-08 Pierre Vayda Composite briquettes for electric furnace charge, and in their method of use
CN102345983B (zh) * 2011-01-10 2014-04-30 沈阳东大工业炉有限公司 电熔镁熔砣余热回收利用技术及装置
FR2986984A1 (fr) * 2012-02-16 2013-08-23 Profratec Nouveaux equipements pour la production d'acier inoxydable et procede de production
JP6459218B2 (ja) * 2014-05-21 2019-01-30 株式会社リコー 発電装置、画像形成装置、発電方法、およびプログラム
EP3992309A1 (de) * 2020-10-30 2022-05-04 Primetals Technologies Austria GmbH Herstellung von eisenschmelze

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2089782A (en) * 1934-12-14 1937-08-10 Industrimetoder Ab Process of producing sponge iron
US4160663A (en) * 1978-02-21 1979-07-10 Jack Hsieh Method for the direct reduction of iron ore
JPS62188714A (ja) * 1986-02-14 1987-08-18 Sumitomo Metal Ind Ltd 溶鉄製造方法
DE4240197C2 (de) * 1992-11-30 1996-04-18 Vuletic Bogdan Dipl Ing Verfahren zur Herstellung von Roheisen aus Eisenerzen und Vorrichtung zur thermischen und/oder chemischen Behandlung eines leicht zerfallenden Materials oder zur Herstellung von Roheisen mittels dieses Verfahrens
AUPN639995A0 (en) * 1995-11-03 1995-11-30 Technological Resources Pty Limited A method and an apparatus for producing metals and metal alloys
WO1997017437A2 (en) 1995-11-10 1997-05-15 Cedars-Sinai Medical Center A chromosome 21 - derived nucleic acid encoding a novel protein, compositions and method using same
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
JP2003502502A (ja) 2003-01-21
US6582492B1 (en) 2003-06-24
DE60004049T2 (de) 2004-06-03
LU90406B1 (fr) 2000-12-22
EP1187942B1 (fr) 2003-07-23
AU5533500A (en) 2001-01-09
DE60004049D1 (de) 2003-08-28
EP1187942A1 (fr) 2002-03-20
CN1355853A (zh) 2002-06-26
ATE245706T1 (de) 2003-08-15
CN1182259C (zh) 2004-12-29
MXPA02000108A (es) 2002-07-02
WO2000079012A1 (fr) 2000-12-28

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 19/06/2000, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 16A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2385 DE 20-09-2016 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.