SI1636390T1 - Method for treating melt metals by means of a refining oxygen-based agent - Google Patents

Method for treating melt metals by means of a refining oxygen-based agent

Info

Publication number
SI1636390T1
SI1636390T1 SI200431758T SI200431758T SI1636390T1 SI 1636390 T1 SI1636390 T1 SI 1636390T1 SI 200431758 T SI200431758 T SI 200431758T SI 200431758 T SI200431758 T SI 200431758T SI 1636390 T1 SI1636390 T1 SI 1636390T1
Authority
SI
Slovenia
Prior art keywords
based agent
melt metals
refining oxygen
refining
treating
Prior art date
Application number
SI200431758T
Other languages
Slovenian (sl)
Inventor
Paul Grohmann
Original Assignee
Messer Group Gmbh
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 Messer Group Gmbh filed Critical Messer Group Gmbh
Publication of SI1636390T1 publication Critical patent/SI1636390T1/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
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4606—Lances or injectors
    • 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
    • C21C5/30—Regulating or controlling the 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
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/32—Blowing from above
    • 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
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/35—Blowing from above and through the bath
    • 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
    • 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
    • C21C2250/00—Specific additives; Means for adding material different from burners or lances
    • C21C2250/04—Liquid gas
    • C21C2250/042—Liquid oxygen

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

The invention relates to a method and device for treating melt metals, in particular melt steels by means of a refining oxygen-based agent. The aim of said invention is to increase the performance of steel refining. For this purpose, a liquid oxygen jet enveloped with a gaseous oxygen jet is used.
SI200431758T 2003-05-23 2004-05-13 Method for treating melt metals by means of a refining oxygen-based agent SI1636390T1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10323826A DE10323826A1 (en) 2003-05-23 2003-05-23 Method and device for treating molten metals, in particular molten steel, with a fresh medium of oxygen
EP04741571A EP1636390B1 (en) 2003-05-23 2004-05-13 Method for treating melt metals by means of a refining oxygen-based agent
PCT/EP2004/050800 WO2004104231A2 (en) 2003-05-23 2004-05-13 Method and device for treating melt metals by means of a refining oxygen-based agent

Publications (1)

Publication Number Publication Date
SI1636390T1 true SI1636390T1 (en) 2012-01-31

Family

ID=33461880

Family Applications (1)

Application Number Title Priority Date Filing Date
SI200431758T SI1636390T1 (en) 2003-05-23 2004-05-13 Method for treating melt metals by means of a refining oxygen-based agent

Country Status (7)

Country Link
EP (1) EP1636390B1 (en)
AT (1) ATE515581T1 (en)
DE (1) DE10323826A1 (en)
ES (1) ES2369362T3 (en)
PL (1) PL1636390T3 (en)
SI (1) SI1636390T1 (en)
WO (1) WO2004104231A2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009022208B4 (en) * 2009-05-20 2013-03-28 Messer Group Gmbh Process for treating molten metals
DE102014015660A1 (en) * 2014-10-23 2016-04-28 Messer Austria Gmbh Method and device for heating a furnace chamber using a multi-fuel burner
CN107815583A (en) * 2017-11-07 2018-03-20 西峡县众德汽车部件有限公司 A kind of method of smelting, turbine shroud and its method of smelting
DE102018208433A1 (en) * 2018-05-29 2019-12-05 Sms Group Gmbh Oxygen injector for a converter, in particular for steel production

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS596311A (en) * 1982-07-01 1984-01-13 Kawasaki Steel Corp Blowing process for converter
DE4315342C1 (en) * 1993-05-08 1994-02-24 Messer Griesheim Gmbh Treating molten metal, in partic. steel with a purifying agent - with liquid oxygen or a two=phase mixt. of liq and gaseous oxygen used as the purifying agent
JPH08199220A (en) * 1995-01-30 1996-08-06 Kawasaki Steel Corp Blowing method by top blowing converter and top blowing lance used therewith
JPH08246021A (en) * 1995-03-07 1996-09-24 Nippon Steel Corp Lance nozzle for blowing-in converter

Also Published As

Publication number Publication date
WO2004104231A3 (en) 2005-03-03
EP1636390B1 (en) 2011-07-06
ATE515581T1 (en) 2011-07-15
EP1636390A2 (en) 2006-03-22
WO2004104231A2 (en) 2004-12-02
DE10323826A1 (en) 2005-01-05
PL1636390T3 (en) 2011-12-30
ES2369362T3 (en) 2011-11-29

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