ES2146472T3 - Procedimiento de fabricacion de acero en un horno electrico cargado con fundicion liquida. - Google Patents

Procedimiento de fabricacion de acero en un horno electrico cargado con fundicion liquida.

Info

Publication number
ES2146472T3
ES2146472T3 ES97927162T ES97927162T ES2146472T3 ES 2146472 T3 ES2146472 T3 ES 2146472T3 ES 97927162 T ES97927162 T ES 97927162T ES 97927162 T ES97927162 T ES 97927162T ES 2146472 T3 ES2146472 T3 ES 2146472T3
Authority
ES
Spain
Prior art keywords
liquid casting
electric oven
manufacturing procedure
steel manufacturing
injection
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 - Lifetime
Application number
ES97927162T
Other languages
English (en)
Inventor
Andre Kremer
Guy Denier
Jean-Luc Roth
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.)
Paul Wurth SA
Original Assignee
Paul Wurth 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 Paul Wurth SA filed Critical Paul Wurth SA
Application granted granted Critical
Publication of ES2146472T3 publication Critical patent/ES2146472T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C21C5/527—Charging of the electric furnace
    • 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
    • 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
    • C21C5/5211—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace
    • C21C5/5217—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace equipped with burners or devices for injecting gas, i.e. oxygen, or pulverulent materials into the furnace
    • 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
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Silicon Compounds (AREA)

Abstract

LA INVENCION SE REFIERE A UN PROCEDIMIENTO DE FABRICACION DE ACERO EN UN HORNO ELECTRICO, EN EL QUE UNA CANTIDAD DETERMINADA DE FUNDICION LIQUIDA ES ALIMENTADA EN EL HORNO ELECTRICO Y QUE COMPRENDE LAS SIGUIENTES ETAPAS: A) ALIMENTACION CONTINUA DE FUNDICION LIQUIDA Y CON CAUDAL CONTROLADO SIN INTERRUPCION DEL CALENTAMIENTO POR ARCO ELECTRICO, B) INYECCION DE UN GAS DE AFINADO EN EL HORNO ANTES DE QUE EL CONTENIDO DE C Y/O DE SI DEL BAÑO METALICO HAYA ALCANZADO UN VALOR LIMITE DETERMINADO, REALIZANDOSE LA INYECCION DE MANERA CONTINUA HASTA EL FINAL DE LA ALIMENTACION Y C) CONTINUACION DE LA INYECCION DEL GAS DE AFINADO DESPUES DE LA ALIMENTACION DE LA CANTIDAD DE FUNDICION PREVISTA HASTA QUE EL VALOR OBJETIVO DEL CONTENIDO DE C Y/O DE SI DEL BAÑO METALICO SEA ALCANZADO.
ES97927162T 1996-07-03 1997-06-10 Procedimiento de fabricacion de acero en un horno electrico cargado con fundicion liquida. Expired - Lifetime ES2146472T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU88785A LU88785A1 (fr) 1996-07-03 1996-07-03 Procédé de fabrication d'acier dans un four électrique avec enfournement de fonte liquide

Publications (1)

Publication Number Publication Date
ES2146472T3 true ES2146472T3 (es) 2000-08-01

Family

ID=19731612

Family Applications (1)

Application Number Title Priority Date Filing Date
ES97927162T Expired - Lifetime ES2146472T3 (es) 1996-07-03 1997-06-10 Procedimiento de fabricacion de acero en un horno electrico cargado con fundicion liquida.

Country Status (27)

Country Link
US (2) USRE37897E1 (es)
EP (1) EP0909334B1 (es)
JP (1) JP2001516397A (es)
CN (1) CN1069700C (es)
AR (1) AR013587A1 (es)
AT (1) ATE193332T1 (es)
AU (1) AU713175B2 (es)
BR (1) BR9710996A (es)
CA (1) CA2259522A1 (es)
CZ (1) CZ288467B6 (es)
DE (1) DE69702134T2 (es)
EA (1) EA001340B1 (es)
ES (1) ES2146472T3 (es)
GE (1) GEP20022842B (es)
GR (1) GR3033674T3 (es)
ID (1) ID17569A (es)
LU (1) LU88785A1 (es)
MY (1) MY126318A (es)
NO (1) NO990027L (es)
NZ (1) NZ333307A (es)
PL (1) PL185211B1 (es)
PT (1) PT909334E (es)
TR (1) TR199802334T2 (es)
TW (1) TW345596B (es)
UA (1) UA47487C2 (es)
WO (1) WO1998001588A1 (es)
ZA (1) ZA975512B (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT410333B (de) * 2000-10-10 2003-03-25 Josef Martin Gmbh & Co Kg Anordnung zum auswechselbaren befestigen eines anbauteiles, z.b. einer baggerschaufel, an einem baggerausleger oder einem fahrzeug
US6693947B1 (en) 2002-09-25 2004-02-17 D. L. Schroeder & Associates Method to protect the anode bottoms in batch DC electric arc furnace steel production
DE102004040494C5 (de) * 2004-08-20 2012-10-11 Siemens Ag Verfahren und Vorrichtung zum Betrieb eines Elektrolichtbogenofens
WO2013102490A1 (en) * 2012-01-03 2013-07-11 Abb Research Ltd A method for melting steel
CN104328243B (zh) * 2014-11-07 2016-02-17 达力普石油专用管有限公司 适量配碳大用电量控制用氧电弧炉炼钢法
CN112410505B (zh) * 2020-09-30 2022-06-14 盐城市联鑫钢铁有限公司 一种电炉高效低成本冶炼工艺

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2325597A1 (de) * 1973-05-19 1974-12-05 Rheinstahl Ag Verfahren zur erzeugung von fluessigem stahl aus einem sonderroheisen
FR2347443A1 (fr) * 1976-04-07 1977-11-04 Creusot Loire Procede d'elaboration d'aciers au four a arcs, avec chargement continu
AT384669B (de) * 1986-03-17 1987-12-28 Voest Alpine Ag Anlage zur herstellung von stahl aus schrott
ATA121393A (de) * 1993-06-21 1998-07-15 Voest Alpine Ind Anlagen Konverter und verfahren zur herstellung von stahl
DE4434369C2 (de) * 1994-09-15 1997-08-07 Mannesmann Ag Verfahren und Vorrichtung zum metallurgischen Behandeln von Eisen
AT404841B (de) * 1995-04-10 1999-03-25 Voest Alpine Ind Anlagen Anlage und verfahren zum herstellen von eisenschmelzen

Also Published As

Publication number Publication date
PL185211B1 (pl) 2003-04-30
EA199900064A1 (ru) 1999-06-24
ZA975512B (en) 1998-01-30
UA47487C2 (uk) 2002-07-15
JP2001516397A (ja) 2001-09-25
CZ288467B6 (en) 2001-06-13
TR199802334T2 (xx) 1999-02-22
GR3033674T3 (en) 2000-10-31
DE69702134D1 (de) 2000-06-29
LU88785A1 (fr) 1998-01-03
NO990027D0 (no) 1999-01-04
NZ333307A (en) 1999-11-29
TW345596B (en) 1998-11-21
US6238452B1 (en) 2001-05-29
CN1223694A (zh) 1999-07-21
EP0909334A1 (fr) 1999-04-21
CA2259522A1 (fr) 1998-01-15
CN1069700C (zh) 2001-08-15
AU3174697A (en) 1998-02-02
AR013587A1 (es) 2001-01-10
ATE193332T1 (de) 2000-06-15
BR9710996A (pt) 2000-03-14
USRE37897E1 (en) 2002-11-05
GEP20022842B (en) 2002-11-25
MY126318A (en) 2006-09-29
PT909334E (pt) 2000-10-31
EA001340B1 (ru) 2001-02-26
WO1998001588A1 (fr) 1998-01-15
PL330956A1 (en) 1999-06-21
DE69702134T2 (de) 2000-11-09
EP0909334B1 (fr) 2000-05-24
ID17569A (id) 1998-01-08
NO990027L (no) 1999-01-04
AU713175B2 (en) 1999-11-25
CZ435998A3 (cs) 1999-09-15

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