ATE221921T1 - Verfahren und vorrichtung zur herstellung von stahl in einem elektro-lichtbogenofen - Google Patents

Verfahren und vorrichtung zur herstellung von stahl in einem elektro-lichtbogenofen

Info

Publication number
ATE221921T1
ATE221921T1 AT96906801T AT96906801T ATE221921T1 AT E221921 T1 ATE221921 T1 AT E221921T1 AT 96906801 T AT96906801 T AT 96906801T AT 96906801 T AT96906801 T AT 96906801T AT E221921 T1 ATE221921 T1 AT E221921T1
Authority
AT
Austria
Prior art keywords
roof
vessel
jets
circle
pct
Prior art date
Application number
AT96906801T
Other languages
English (en)
Inventor
Thierry Bernet
Philippe Destannes
Jean-Luc Roth
Original Assignee
Usinor
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 Usinor filed Critical Usinor
Application granted granted Critical
Publication of ATE221921T1 publication Critical patent/ATE221921T1/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
    • F27B3/22—Arrangements of air or gas supply devices
    • F27B3/225—Oxygen blowing
    • 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
    • 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)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • General Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (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 Details (AREA)
  • Inorganic Insulating Materials (AREA)
  • Apparatuses And Processes For Manufacturing Resistors (AREA)
  • Thermistors And Varistors (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
AT96906801T 1995-03-14 1996-03-08 Verfahren und vorrichtung zur herstellung von stahl in einem elektro-lichtbogenofen ATE221921T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9502918A FR2731712B1 (fr) 1995-03-14 1995-03-14 Procede d'elaboration de l'acier dans un four electrique a arc, et four electrique a arc pour sa mise en oeuvre
PCT/FR1996/000365 WO1996028573A1 (fr) 1995-03-14 1996-03-08 Procede d'elaboration de l'acier dans un four electrique a arc, et four electrique a arc pour sa mise en ×uvre

Publications (1)

Publication Number Publication Date
ATE221921T1 true ATE221921T1 (de) 2002-08-15

Family

ID=9476995

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96906801T ATE221921T1 (de) 1995-03-14 1996-03-08 Verfahren und vorrichtung zur herstellung von stahl in einem elektro-lichtbogenofen

Country Status (16)

Country Link
US (1) US5851263A (de)
EP (1) EP0760868B1 (de)
JP (1) JPH10500455A (de)
CN (1) CN1043055C (de)
AT (1) ATE221921T1 (de)
AU (1) AU697880B2 (de)
CA (1) CA2190163A1 (de)
DE (1) DE69622802T2 (de)
DK (1) DK0760868T3 (de)
ES (1) ES2180745T3 (de)
FR (1) FR2731712B1 (de)
PL (1) PL182507B1 (de)
PT (1) PT760868E (de)
RU (1) RU2146718C1 (de)
UA (1) UA42002C2 (de)
WO (1) WO1996028573A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU7607996A (en) * 1995-11-09 1997-05-29 Air Liquide America Corporation Process for melting and refining ferrous scrap through use of oxygen injection
FR2763664B1 (fr) * 1997-03-04 1999-06-18 Air Liquide Procede d'alimentation d'une unite consommatrice d'un gaz a plusieurs pressions
JP5594936B2 (ja) * 2004-09-03 2014-09-24 ニューサウス・イノベーションズ・ピーティーワイ・リミテッド フェロアロイの製造
CA2851963C (en) 2012-06-27 2015-05-19 Nippon Steel & Sumitomo Metal Corporation Slag-supplying container for use in electric furnace for reduction processing of steel-making slag
US10151007B2 (en) * 2012-10-24 2018-12-11 Primetals Technologies Austria GmbH Method and device for supplying energy into a scrap metal pile in an electric arc furnace
US11635257B2 (en) * 2013-09-27 2023-04-25 Nsgi Steel Inc. Smelting apparatus and metallurgical processes thereof
JP6468063B2 (ja) * 2015-05-11 2019-02-13 新日鐵住金株式会社 アーク式電気炉における金属原料の溶解促進方法
JP7307305B2 (ja) * 2018-12-14 2023-07-12 日本製鉄株式会社 電気炉におけるガス噴出装置及びガス噴出方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA589663A (en) * 1959-12-29 Elektrokemisk A/S Furnace for steel production
US4730336A (en) * 1986-06-16 1988-03-08 G & H Oxy-Fuel, Inc. Oxy-fuel burner system
DE3629055A1 (de) * 1986-08-27 1988-03-03 Kloeckner Cra Tech Verfahren zum gesteigerten energieeinbringen in elektrolichtbogenoefen
DE3931392A1 (de) * 1989-09-20 1991-03-28 Fuchs Systemtechnik Gmbh Verfahren und vorrichtung zum zumindest zeitweise gleichzeitigen beaufschlagen einer metallschmelze mit einem gas und feinkoernigen feststoffen
EP0515498B1 (de) * 1990-02-13 1995-08-23 Illawarra Technology Corporation Ltd. Gemeinsame behandlung von abwasser und abfällen von stahlwerken
US5112387A (en) * 1991-08-21 1992-05-12 Instituto Mexicano De Investigaciones Siderurgicas Producing stainless steels in electric arc furnaces without secondary processing
US5375139A (en) * 1993-02-26 1994-12-20 Bender; Manfred Electric arc furnace insitu scrap preheating process
ATA121393A (de) * 1993-06-21 1998-07-15 Voest Alpine Ind Anlagen Konverter und verfahren zur herstellung von stahl
JPH0726318A (ja) * 1993-07-09 1995-01-27 Kawasaki Steel Corp 製鋼用電気炉の操業方法

Also Published As

Publication number Publication date
US5851263A (en) 1998-12-22
CN1148410A (zh) 1997-04-23
JPH10500455A (ja) 1998-01-13
WO1996028573A1 (fr) 1996-09-19
PL317162A1 (en) 1997-03-17
FR2731712B1 (fr) 1997-04-25
AU5007696A (en) 1996-10-02
PL182507B1 (pl) 2002-01-31
FR2731712A1 (fr) 1996-09-20
DE69622802T2 (de) 2003-04-10
CN1043055C (zh) 1999-04-21
CA2190163A1 (fr) 1996-09-19
DK0760868T3 (da) 2002-11-11
UA42002C2 (uk) 2001-10-15
EP0760868A1 (de) 1997-03-12
EP0760868B1 (de) 2002-08-07
AU697880B2 (en) 1998-10-22
PT760868E (pt) 2002-12-31
RU2146718C1 (ru) 2000-03-20
ES2180745T3 (es) 2003-02-16
DE69622802D1 (de) 2002-09-12

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee