ES2052199T3 - Horno electrico de arco y procedimiento de fusion de chatarras. - Google Patents

Horno electrico de arco y procedimiento de fusion de chatarras.

Info

Publication number
ES2052199T3
ES2052199T3 ES90400619T ES90400619T ES2052199T3 ES 2052199 T3 ES2052199 T3 ES 2052199T3 ES 90400619 T ES90400619 T ES 90400619T ES 90400619 T ES90400619 T ES 90400619T ES 2052199 T3 ES2052199 T3 ES 2052199T3
Authority
ES
Spain
Prior art keywords
porous
scrap
electric arc
arc furnace
ramming material
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
ES90400619T
Other languages
English (en)
Inventor
Etienne Lepoutre
Michel Devaux
Bruno Hirschberg
Franz Adolf Petio
Paul Weitzer
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.)
Veitsch Radex GmbH and Co OG
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Original Assignee
Veitsch Radex GmbH and Co OG
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
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 Veitsch Radex GmbH and Co OG, Air Liquide SA, LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude filed Critical Veitsch Radex GmbH and Co OG
Application granted granted Critical
Publication of ES2052199T3 publication Critical patent/ES2052199T3/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
    • C21C5/5211—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • B22D1/002—Treatment with gases
    • B22D1/005—Injection assemblies therefor
    • 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)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Furnace Details (AREA)

Abstract

LA INVENCION SE REFIERE AL MEZCLADO DE METAL EN FUSION EN LOS HORNOS ELECTRICOS DE FUSION DE CHATARRAS. EL SOLAR (5) DEL HORNO ESTA EQUIPADO CON UN INYECTOR BAJO (11) QUE COMPRENDE UN BLOQUE COMPACTO HECHO DE MATERIAL REFRACTARIO DENSO Y NO POROSO, ATRAVESADO POR TUBOS METALICOS HUECOS O RANURAS O CANALES QUE SE EXTIENDEN SOBRE TODA LA LONGITUD DEL BLOQUE EN LA DIRECCION DE LA INYECCION DEL GAS INERTE, ESTANDO DICHO INYECTOR BAJO RECUBIERTO POR UNA MASA DE ARCILLA POROSA (13). ESTA TIENE UNA GRANULOMETRIA Y UNA COMPOSICION ADECUADA PARA PERMITIR EL PASO DEL GAS DE MEZCLA. EL ESPESOR DE LA CAPA DE ARCILLA POROSA ES DE 50-300 MM
ES90400619T 1989-03-15 1990-03-08 Horno electrico de arco y procedimiento de fusion de chatarras. Expired - Lifetime ES2052199T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8903381A FR2644566B1 (fr) 1989-03-15 1989-03-15 Four electrique a arc et procede de fusion de ferrailles

Publications (1)

Publication Number Publication Date
ES2052199T3 true ES2052199T3 (es) 1994-07-01

Family

ID=9379703

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90400619T Expired - Lifetime ES2052199T3 (es) 1989-03-15 1990-03-08 Horno electrico de arco y procedimiento de fusion de chatarras.

Country Status (8)

Country Link
US (1) US5067693A (es)
EP (1) EP0388255B1 (es)
JP (1) JPH02282692A (es)
AT (1) ATE105590T1 (es)
CA (1) CA2012080A1 (es)
DE (1) DE69008760T2 (es)
ES (1) ES2052199T3 (es)
FR (1) FR2644566B1 (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT398488B (de) * 1990-12-07 1994-12-27 Veitsch Radex Ag Bodenausbildung für ein metallurgisches gefäss
JPH06503873A (ja) * 1990-12-07 1994-04-28 フアイチユ−ラーデツクス　アクチエンゲゼルシヤフト　フユール　フオイエルフエステ　エルツオイクニセ 冶金容器用の底又は壁構造
GB2253469A (en) * 1991-03-06 1992-09-09 Mexicano Investigacion Agitating molten steel
AT398632B (de) * 1991-07-08 1995-01-25 Veitsch Radex Ag Metallurgisches gefäss
DE4130397A1 (de) * 1991-09-12 1993-03-18 Kortec Ag Gleichstromofen mit einer herdelektrode, herdelektrode und elektrodenblock sowie betriebsverfahren fuer diesen ofen
ATA20694A (de) * 1994-02-03 2000-12-15 Voest Alpine Ind Anlagen Bodenanode für ein metallurgisches gefäss
FR2758486B1 (fr) * 1997-01-23 1999-03-26 Savoie Refractaires Dispositif perfectionne d'insufflation d'un gaz dans un metal en fusion
DE10259434B3 (de) * 2002-12-19 2004-08-26 Refractory Intellectual Property Gmbh & Co.Kg Gasspüleinrichtung für metallurgische Schmelzgefäße
US20050012251A1 (en) * 2003-07-14 2005-01-20 Haun James Michael Ladle nozzle for use with molten metals
JP6631399B2 (ja) * 2016-05-16 2020-01-15 日本製鉄株式会社 低窒素溶鉄の製造方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3541604A (en) * 1967-02-01 1970-11-17 Nippon Steel Corp Gas insufflating means for a molten metal refining container
AU540689B2 (en) * 1980-12-20 1984-11-29 K.K. Kobe Seiko Sho Tuyere for blowing gas into molten metal bath container
JPS5917804A (ja) * 1982-07-20 1984-01-30 Toyoda Autom Loom Works Ltd 無人電気車の制動制御装置
DE3240097A1 (de) * 1982-10-29 1984-05-03 Günter Dr.-Ing. 5102 Würselen Sindelar Metallurgisches gefaess
JPS6013015A (ja) * 1983-07-05 1985-01-23 Nippon Steel Corp 溶融金属容器の精錬剤吹込装置
DE3444513C2 (de) * 1984-12-06 1987-03-05 Klöckner-Werke AG, 4100 Duisburg Einblasstein mit einem den Einblaskanal des Einblassteins abdeckenden Verschlußstein für metallurgische Gefäße, insbesondere Stahlpfannen, zum Einblasen von Gasen bzw. Feststoff/Gas-Gemischen in in den metallurgischen Gefäßen befindliche metallische Schmelzen
DE3523171C1 (de) * 1985-06-28 1986-10-30 Didier-Werke Ag, 6200 Wiesbaden Gasspueleinrichtung
DE3664485D1 (en) * 1985-12-04 1989-08-24 Didier Werke Ag Gas-flushing installation for melt containers
CA1311787C (en) * 1986-06-24 1992-12-22 Masahisa Tate Method of bottom blowing operation of a steel making electric furnace

Also Published As

Publication number Publication date
DE69008760D1 (de) 1994-06-16
ATE105590T1 (de) 1994-05-15
US5067693A (en) 1991-11-26
JPH02282692A (ja) 1990-11-20
FR2644566A1 (fr) 1990-09-21
DE69008760T2 (de) 1994-09-22
FR2644566B1 (fr) 1991-06-21
CA2012080A1 (fr) 1990-09-15
EP0388255B1 (fr) 1994-05-11
EP0388255A1 (fr) 1990-09-19

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