DE69901460D1 - Verfahren zum einspeisen von feinkohlen oder pulvermaterial in einem lichtbogenofen - Google Patents

Verfahren zum einspeisen von feinkohlen oder pulvermaterial in einem lichtbogenofen

Info

Publication number
DE69901460D1
DE69901460D1 DE69901460T DE69901460T DE69901460D1 DE 69901460 D1 DE69901460 D1 DE 69901460D1 DE 69901460 T DE69901460 T DE 69901460T DE 69901460 T DE69901460 T DE 69901460T DE 69901460 D1 DE69901460 D1 DE 69901460D1
Authority
DE
Germany
Prior art keywords
arc furnace
powder material
feeding carbon
feeding
hollow
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
DE69901460T
Other languages
English (en)
Other versions
DE69901460T2 (de
Inventor
Jean-Luc Roth
Serge Devillet
Emile Lonardi
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 DE69901460D1 publication Critical patent/DE69901460D1/de
Publication of DE69901460T2 publication Critical patent/DE69901460T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D11/00—Arrangement of elements for electric heating in or on furnaces
    • F27D11/08—Heating by electric discharge, e.g. arc discharge
    • F27D11/10—Disposition of electrodes
    • 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
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B7/00—Heating by electric discharge
    • H05B7/02—Details
    • H05B7/06—Electrodes
    • H05B7/08—Electrodes non-consumable
    • H05B7/085—Electrodes non-consumable mainly consisting of carbon
    • H05B7/09—Self-baking electrodes, e.g. Söderberg type electrodes
    • 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)
  • General Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Gasification And Melting Of Waste (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture Of Iron (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Discharge Heating (AREA)
DE69901460T 1998-10-06 1999-09-30 Verfahren zum einspeisen von feinkohlen oder pulvermaterial in einem lichtbogenofen Expired - Lifetime DE69901460T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
LU90293A LU90293B1 (fr) 1998-10-06 1998-10-06 Procédé pour l'enfournement de fines ou de granulés dans un four à arc
PCT/EP1999/007255 WO2000020815A1 (fr) 1998-10-06 1999-09-30 Procede pour l'enfournement de fines ou de granules dans un four a arc

Publications (2)

Publication Number Publication Date
DE69901460D1 true DE69901460D1 (de) 2002-06-13
DE69901460T2 DE69901460T2 (de) 2002-11-07

Family

ID=19731770

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69901460T Expired - Lifetime DE69901460T2 (de) 1998-10-06 1999-09-30 Verfahren zum einspeisen von feinkohlen oder pulvermaterial in einem lichtbogenofen

Country Status (10)

Country Link
US (1) US6452955B1 (de)
EP (1) EP1119734B1 (de)
AT (1) ATE217414T1 (de)
AU (1) AU6331399A (de)
BR (1) BR9914633A (de)
DE (1) DE69901460T2 (de)
LU (1) LU90293B1 (de)
TW (1) TW462991B (de)
WO (1) WO2000020815A1 (de)
ZA (1) ZA200102280B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2570299A1 (en) * 2004-06-12 2005-12-29 Leonard Reiffel Method and apparatus for carrying out a metallurgical process
CN101261078B (zh) * 2008-01-03 2010-10-06 谢西平 大型直流中空电极密闭矿热炉
LU100535B1 (en) * 2017-12-07 2019-06-12 Wurth Paul Sa Charging system, in particular for a shaft smelt reduction furnace

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB811803A (en) * 1956-07-30 1959-04-15 British Oxygen Co Ltd Treatment of molten metals and alloys
US3215522A (en) * 1960-11-22 1965-11-02 Union Carbide Corp Silicon metal production
US3471626A (en) * 1968-03-21 1969-10-07 Union Carbide Corp Hollow electrode control device
CH568538A5 (de) * 1972-07-20 1975-10-31 Donau Chemie Ag
SE371651C (sv) 1973-03-30 1976-12-06 Asea Ab Sett och anordning for smeltreduktion
SE7503782L (sv) * 1975-04-02 1976-10-03 Asea Ab Sett och anordning for smeltreduktion av finkornigt jernoxidhaltigt material
US4146390A (en) * 1975-06-19 1979-03-27 Asea Aktiebolag Furnace and method for the melt reduction of iron oxide
US4147887A (en) * 1975-08-05 1979-04-03 Ishikawajima-Harima Jukogyo Kabushiki Kaisha Electric smelting furnace
DE2536083A1 (de) 1975-08-13 1977-02-17 Ishikawajima Harima Heavy Ind Elektroschmelzofen
US4133968A (en) * 1977-05-26 1979-01-09 Frolov Jury F Apparatus for forming self-sintering electrodes
GB2076949B (en) * 1980-05-29 1983-11-16 Asea Ab Means for the melt reduction of metal oxide material
CH653201A5 (en) 1981-03-18 1985-12-13 Bbc Brown Boveri & Cie Hollow electrode for feeding arc furnaces
SE452990B (sv) * 1985-06-28 1988-01-04 Asea Ab Sett for framstellning av stal i en ljusbagsugn forsedd med elektrod med genomgaende kanal
DE4211164C2 (de) * 1992-03-31 1995-02-16 Mannesmann Ag Verfahren und Vorrichtung zum Behandeln von riesel- oder fließfähigem Material
US5174810A (en) * 1992-02-19 1992-12-29 Dow Corning Corporation Ferrosilicon smelting in a direct current furnace
DE19612383C1 (de) * 1996-03-28 1997-07-17 Asea Brown Boveri Verfahren zum Betreiben eines Lichtbogenofens und Lichtbogenofen

Also Published As

Publication number Publication date
WO2000020815A1 (fr) 2000-04-13
TW462991B (en) 2001-11-11
AU6331399A (en) 2000-04-26
EP1119734A1 (de) 2001-08-01
ZA200102280B (en) 2002-06-19
US6452955B1 (en) 2002-09-17
BR9914633A (pt) 2001-07-03
EP1119734B1 (de) 2002-05-08
DE69901460T2 (de) 2002-11-07
ATE217414T1 (de) 2002-05-15
LU90293B1 (fr) 2000-04-07

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