LU90055B1 - Process of smelting iron-based alloys in an electric furnace - Google Patents

Process of smelting iron-based alloys in an electric furnace

Info

Publication number
LU90055B1
LU90055B1 LU90055A LU90055A LU90055B1 LU 90055 B1 LU90055 B1 LU 90055B1 LU 90055 A LU90055 A LU 90055A LU 90055 A LU90055 A LU 90055A LU 90055 B1 LU90055 B1 LU 90055B1
Authority
LU
Luxembourg
Prior art keywords
electric furnace
based alloys
smelting iron
smelting
iron
Prior art date
Application number
LU90055A
Other languages
French (fr)
Inventor
Dominique Rocchi
Jean-Luc Roth
Original Assignee
Wurth Paul 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 Wurth Paul Sa filed Critical Wurth Paul Sa
Priority to LU90055A priority Critical patent/LU90055B1/en
Priority to PCT/EP1998/000401 priority patent/WO1998048228A1/en
Priority to AU60973/98A priority patent/AU6097398A/en
Application granted granted Critical
Publication of LU90055B1 publication Critical patent/LU90055B1/en

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
    • 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
    • F27B3/18—Arrangements of devices for charging
    • F27B3/183—Charging of arc furnaces vertically through the roof, e.g. in three points
    • 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
    • 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
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/16—Introducing a fluid jet or current into the charge
    • 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)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
LU90055A 1997-04-24 1997-04-24 Process of smelting iron-based alloys in an electric furnace LU90055B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
LU90055A LU90055B1 (en) 1997-04-24 1997-04-24 Process of smelting iron-based alloys in an electric furnace
PCT/EP1998/000401 WO1998048228A1 (en) 1997-04-24 1998-01-24 Method for smelting iron-based alloys in an electric furnace
AU60973/98A AU6097398A (en) 1997-04-24 1998-01-24 Method for smelting iron-based alloys in an electric furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU90055A LU90055B1 (en) 1997-04-24 1997-04-24 Process of smelting iron-based alloys in an electric furnace

Publications (1)

Publication Number Publication Date
LU90055B1 true LU90055B1 (en) 1998-10-26

Family

ID=19731678

Family Applications (1)

Application Number Title Priority Date Filing Date
LU90055A LU90055B1 (en) 1997-04-24 1997-04-24 Process of smelting iron-based alloys in an electric furnace

Country Status (3)

Country Link
AU (1) AU6097398A (en)
LU (1) LU90055B1 (en)
WO (1) WO1998048228A1 (en)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4077614A (en) * 1975-09-17 1978-03-07 Toshin Seiko Kabushiki Kaisha Steelmaking apparatus
DE3412077A1 (en) * 1984-03-31 1985-10-03 Fried. Krupp Gmbh, 4300 Essen TILTABLE METALLURGICAL OVEN CASE
DE3629055A1 (en) * 1986-08-27 1988-03-03 Kloeckner Cra Tech METHOD FOR INCREASING ENERGY IN ELECTRIC ARC FURNACES
EP0625685B1 (en) * 1993-05-17 1999-07-21 DANIELI & C. OFFICINE MECCANICHE S.p.A. Electric arc furnace with alternative sources of energy and operating method for such electric furnace
US5599375A (en) * 1994-08-29 1997-02-04 American Combustion, Inc. Method for electric steelmaking
AT403293B (en) * 1995-01-16 1997-12-29 Kct Tech Gmbh METHOD AND INSTALLATION FOR THE PRODUCTION OF ALLOY STEELS
IT1280115B1 (en) * 1995-01-17 1998-01-05 Danieli Off Mecc MELTING PROCEDURE FOR ELECTRIC ARC OVEN WITH ALTERNATIVE SOURCES OF ENERGY AND RELATED ELECTRIC ARC OVEN
DE69609654T2 (en) * 1995-04-14 2001-04-12 Elti S.R.L., Sovere Lance for blowing in fluid substances in furnaces, especially in furnaces for steel production
US5635130A (en) * 1995-06-07 1997-06-03 Berry Metal Co. Combined oxygen blowing/fuel burner lance assembly
DE19625537C1 (en) * 1996-06-26 1997-04-30 Messer Griesheim Gmbh Method and apparatus for producing steel from scrap

Also Published As

Publication number Publication date
AU6097398A (en) 1998-11-13
WO1998048228A1 (en) 1998-10-29

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