AU7607996A - Process for melting and refining ferrous scrap through use of oxygen injection - Google Patents

Process for melting and refining ferrous scrap through use of oxygen injection

Info

Publication number
AU7607996A
AU7607996A AU76079/96A AU7607996A AU7607996A AU 7607996 A AU7607996 A AU 7607996A AU 76079/96 A AU76079/96 A AU 76079/96A AU 7607996 A AU7607996 A AU 7607996A AU 7607996 A AU7607996 A AU 7607996A
Authority
AU
Australia
Prior art keywords
melting
oxygen injection
ferrous scrap
refining ferrous
refining
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.)
Abandoned
Application number
AU76079/96A
Inventor
Thierry Darle
Daniel Ferguson
Scott Gregory
Frank Slootman
Frederic Viraize
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.)
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Air Liquide America Corp
Original Assignee
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Air Liquide America Corp
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, Air Liquide America Corp filed Critical Air Liquide SA
Publication of AU7607996A publication Critical patent/AU7607996A/en
Abandoned 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
    • 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
    • F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces heated electrically, with or without any other source of heat
    • F27B3/085—Arc furnaces
    • 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
    • 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
    • F27B3/28—Arrangement of controlling, monitoring, alarm or the like devices
    • 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
    • F27D99/00—Subject matter not provided for in other groups of this subclass
    • F27D99/0001—Heating elements or systems
    • F27D99/0033—Heating elements or systems using burners
    • F27D2099/0046—Heating elements or systems using burners with incomplete combustion, e.g. reducing atmosphere
    • F27D2099/0048—Post- combustion
    • 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)
AU76079/96A 1995-11-09 1996-10-30 Process for melting and refining ferrous scrap through use of oxygen injection Abandoned AU7607996A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US55572595A 1995-11-09 1995-11-09
US555725 1995-11-09
PCT/US1996/017742 WO1997017475A1 (en) 1995-11-09 1996-10-30 Process for melting and refining ferrous scrap through use of oxygen injection

Publications (1)

Publication Number Publication Date
AU7607996A true AU7607996A (en) 1997-05-29

Family

ID=24218379

Family Applications (1)

Application Number Title Priority Date Filing Date
AU76079/96A Abandoned AU7607996A (en) 1995-11-09 1996-10-30 Process for melting and refining ferrous scrap through use of oxygen injection

Country Status (4)

Country Link
AR (1) AR004147A1 (en)
AU (1) AU7607996A (en)
ID (1) ID18397A (en)
WO (1) WO1997017475A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19820589A1 (en) * 1998-05-08 1999-11-11 Wilfried Stein Electric arc furnace with lances for introduction of solids and/or gases
DE19922509A1 (en) * 1999-05-15 2000-11-23 Messer Griesheim Gmbh Device for spraying fuel, preferably natural gas, and/or oxygen into an arc furnace has feed pipes for the natural gas and oxygen with various chambers and supports
DE102008009923B4 (en) 2008-02-18 2018-02-15 Sms Group Gmbh Process for the oxidation of combustible components in the exhaust gas of an electric arc furnace

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1936649A1 (en) * 1968-08-22 1970-02-26 Krupp Gmbh Optimizing the oxygen feed in electro arc furnaces
DE3629055A1 (en) * 1986-08-27 1988-03-03 Kloeckner Cra Tech METHOD FOR INCREASING ENERGY IN ELECTRIC ARC FURNACES
DE3931392A1 (en) * 1989-09-20 1991-03-28 Fuchs Systemtechnik Gmbh METHOD AND DEVICE FOR AT LEASTING SIMULTANEOUSLY IMPROVING A METAL MELT WITH A GAS AND FINE-GRAINED SOLIDS
FR2663723B1 (en) * 1990-06-20 1995-07-28 Air Liquide PROCESS AND INSTALLATION FOR MELTING A LOAD IN THE OVEN.
FR2671611B1 (en) * 1991-01-15 1998-08-28 Air Liquide PROCESS AND INSTALLATION FOR CONTROLLING OXYGEN INJECTION IN AN ELECTRIC ARC OVEN.
US5375139A (en) * 1993-02-26 1994-12-20 Bender; Manfred Electric arc furnace insitu scrap preheating process
FR2706026B1 (en) * 1993-06-02 1995-07-28 Air Liquide Charge melting furnace and gas injector.
FR2731712B1 (en) * 1995-03-14 1997-04-25 Usinor Sacilor PROCESS FOR THE PREPARATION OF STEEL IN AN ELECTRIC ARC FURNACE, AND ELECTRIC ARC FURNACE FOR ITS IMPLEMENTATION

Also Published As

Publication number Publication date
WO1997017475A1 (en) 1997-05-15
AR004147A1 (en) 1998-09-30
ID18397A (en) 1998-04-02

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