ATE105590T1 - Lichtbogenofen und verfahren zum schmelzen von schrott. - Google Patents

Lichtbogenofen und verfahren zum schmelzen von schrott.

Info

Publication number
ATE105590T1
ATE105590T1 AT9090400619T AT90400619T ATE105590T1 AT E105590 T1 ATE105590 T1 AT E105590T1 AT 9090400619 T AT9090400619 T AT 9090400619T AT 90400619 T AT90400619 T AT 90400619T AT E105590 T1 ATE105590 T1 AT E105590T1
Authority
AT
Austria
Prior art keywords
porous
ramming material
melting scrap
stirring
arc furnace
Prior art date
Application number
AT9090400619T
Other languages
English (en)
Inventor
Etienne Lepoutre
Michel Devaux
Bruno Hirschberg
Franz Adolf Petio
Paul Weitzer
Original Assignee
Air Liquide
Veitsch Radex Ag
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 Air Liquide, Veitsch Radex Ag filed Critical Air Liquide
Application granted granted Critical
Publication of ATE105590T1 publication Critical patent/ATE105590T1/de

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)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Furnace Details (AREA)
AT9090400619T 1989-03-15 1990-03-08 Lichtbogenofen und verfahren zum schmelzen von schrott. ATE105590T1 (de)

Applications Claiming Priority (2)

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
EP19900400619 EP0388255B1 (de) 1989-03-15 1990-03-08 Lichtbogenofen und Verfahren zum Schmelzen von Schrott

Publications (1)

Publication Number Publication Date
ATE105590T1 true ATE105590T1 (de) 1994-05-15

Family

ID=9379703

Family Applications (1)

Application Number Title Priority Date Filing Date
AT9090400619T ATE105590T1 (de) 1989-03-15 1990-03-08 Lichtbogenofen und verfahren zum schmelzen von schrott.

Country Status (8)

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

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
CZ102193A3 (en) * 1990-12-07 1994-01-19 Veitsch Radex Ag Formation of a bottom or a wall of a metallurgical vessel
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
EP0059289B1 (de) * 1980-12-20 1985-04-10 Kabushiki Kaisha Kobe Seiko Sho Blasdüse
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
EP0224657B1 (de) * 1985-12-04 1989-07-19 Didier-Werke Ag Gasspüleinrichtung für Schmelzenbehälter
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
FR2644566B1 (fr) 1991-06-21
FR2644566A1 (fr) 1990-09-21
JPH02282692A (ja) 1990-11-20
CA2012080A1 (fr) 1990-09-15
ES2052199T3 (es) 1994-07-01
DE69008760T2 (de) 1994-09-22
EP0388255B1 (de) 1994-05-11
US5067693A (en) 1991-11-26
EP0388255A1 (de) 1990-09-19
DE69008760D1 (de) 1994-06-16

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