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FR2812659B1 - Procede d'injection au four a arc electrique - Google Patents

Procede d'injection au four a arc electrique

Info

Publication number
FR2812659B1
FR2812659B1 FR0010393A FR0010393A FR2812659B1 FR 2812659 B1 FR2812659 B1 FR 2812659B1 FR 0010393 A FR0010393 A FR 0010393A FR 0010393 A FR0010393 A FR 0010393A FR 2812659 B1 FR2812659 B1 FR 2812659B1
Authority
FR
France
Prior art keywords
electric arc
injection process
arc furnace
furnace injection
electric
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 - Fee Related
Application number
FR0010393A
Other languages
English (en)
Other versions
FR2812659A1 (fr
Inventor
Sebastien Flichy
Jacky Laurent
Stephane Melen
Jean Claude Vuillermoz
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.)
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Original Assignee
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 Air Liquide SA, LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude filed Critical Air Liquide SA
Priority to FR0010393A priority Critical patent/FR2812659B1/fr
Priority to EP20010401806 priority patent/EP1179602A1/fr
Priority to CA 2353714 priority patent/CA2353714A1/fr
Priority to US09/912,533 priority patent/US6514310B2/en
Priority to JP2001227496A priority patent/JP2002105528A/ja
Publication of FR2812659A1 publication Critical patent/FR2812659A1/fr
Application granted granted Critical
Publication of FR2812659B1 publication Critical patent/FR2812659B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4606—Lances or injectors
    • 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
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
    • 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)
  • Furnace Charging Or Discharging (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
FR0010393A 2000-08-07 2000-08-07 Procede d'injection au four a arc electrique Expired - Fee Related FR2812659B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR0010393A FR2812659B1 (fr) 2000-08-07 2000-08-07 Procede d'injection au four a arc electrique
EP20010401806 EP1179602A1 (fr) 2000-08-07 2001-07-05 Procédé d'injection d'un gaz à l'aide d'une tuyère
CA 2353714 CA2353714A1 (fr) 2000-08-07 2001-07-24 Procede pour injecter un gaz a l'aide d'une buse
US09/912,533 US6514310B2 (en) 2000-08-07 2001-07-26 Process for injection of a gas with the aid of a nozzle
JP2001227496A JP2002105528A (ja) 2000-08-07 2001-07-27 ノズルを用いてガスを注入する方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0010393A FR2812659B1 (fr) 2000-08-07 2000-08-07 Procede d'injection au four a arc electrique

Publications (2)

Publication Number Publication Date
FR2812659A1 FR2812659A1 (fr) 2002-02-08
FR2812659B1 true FR2812659B1 (fr) 2002-10-11

Family

ID=8853367

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0010393A Expired - Fee Related FR2812659B1 (fr) 2000-08-07 2000-08-07 Procede d'injection au four a arc electrique

Country Status (1)

Country Link
FR (1) FR2812659B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20050241A1 (it) 2005-02-18 2006-08-19 Techint Spa Iniettore multifunzione e relativo procedimento di combustione per trattamento metallurgico in un forno ad arco elettrico

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3598536B2 (ja) * 1994-06-21 2004-12-08 Ｊｆｅスチール株式会社 ランス
JPH11158529A (ja) * 1997-12-02 1999-06-15 Nippon Steel Corp 精錬用ランス

Also Published As

Publication number Publication date
FR2812659A1 (fr) 2002-02-08

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20150430