ATE89866T1 - Einrichtung und verfahren zur verminderung des mitlaufenden schlackenanteils bei geringstmoeglicher reststahlmenge im konverter. - Google Patents

Einrichtung und verfahren zur verminderung des mitlaufenden schlackenanteils bei geringstmoeglicher reststahlmenge im konverter.

Info

Publication number
ATE89866T1
ATE89866T1 AT88730182T AT88730182T ATE89866T1 AT E89866 T1 ATE89866 T1 AT E89866T1 AT 88730182 T AT88730182 T AT 88730182T AT 88730182 T AT88730182 T AT 88730182T AT E89866 T1 ATE89866 T1 AT E89866T1
Authority
AT
Austria
Prior art keywords
slag
steel
depression
vortex
tapping
Prior art date
Application number
AT88730182T
Other languages
English (en)
Inventor
Klaus Dr-Ing Berner
Ulrich Dr-Ing Eulenburg
Walter Dr-Ing Zimnik
Original Assignee
Preussag Stahl Ag
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 Preussag Stahl Ag filed Critical Preussag Stahl Ag
Application granted granted Critical
Publication of ATE89866T1 publication Critical patent/ATE89866T1/de

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
    • C21C5/4653—Tapholes; Opening or plugging thereof
    • 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
    • C21C5/44—Refractory linings

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
AT88730182T 1987-08-20 1988-08-12 Einrichtung und verfahren zur verminderung des mitlaufenden schlackenanteils bei geringstmoeglicher reststahlmenge im konverter. ATE89866T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3728051 1987-08-20
EP88730182A EP0305319B1 (de) 1987-08-20 1988-08-12 Einrichtung und Verfahren zur Verminderung des mitlaufenden Schlackenanteils bei geringstmöglicher Reststahlmenge im Konverter

Publications (1)

Publication Number Publication Date
ATE89866T1 true ATE89866T1 (de) 1993-06-15

Family

ID=6334271

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88730182T ATE89866T1 (de) 1987-08-20 1988-08-12 Einrichtung und verfahren zur verminderung des mitlaufenden schlackenanteils bei geringstmoeglicher reststahlmenge im konverter.

Country Status (3)

Country Link
EP (1) EP0305319B1 (de)
AT (1) ATE89866T1 (de)
DE (1) DE3881307D1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19628339C1 (de) * 1996-07-13 1998-01-08 Didier Werke Ag Konverter
CN114737008A (zh) * 2022-04-29 2022-07-12 湖南华菱涟源钢铁有限公司 一种转炉环缝式吹气控渣出钢方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2800405A (en) * 1954-01-09 1957-07-23 Voest Ag Process for the stiffening of slags upon liquid metal baths before pouring off the same
GB911696A (en) * 1959-07-13 1962-11-28 Arbed Converters for steel manufacture
AT258986B (de) * 1961-03-22 1967-12-27 Demag Ag Stahlwerkskonverter zum Frischen von mittels Lanzen beblasenen Schmelzen
GB1032395A (en) * 1962-10-29 1966-06-08 Davy & United Eng Co Ltd Improvements in or relating to metallurgical converters
US4079868A (en) * 1976-11-01 1978-03-21 Dresser Industries, Inc. Castellated tundish nozzle
JPS5594430A (en) * 1979-01-11 1980-07-17 Kawasaki Steel Corp Separating and tapping device of molten metal and molten slag
US4431169A (en) * 1980-07-05 1984-02-14 Nisshin Steel Co., Ltd. Method and apparatus for preventing the inclusion of slag into the molten steel tapped from a converter
AT384242B (de) * 1982-09-07 1987-10-12 Radex Austria Ag Verfahren zum abstechen bzw. abgiessen von metallschmelzen
DE3321054C1 (de) * 1983-06-08 1984-12-06 Mannesmann AG, 4000 Düsseldorf Verfahren und Vorrichtung zur Verhinderung von Schlackeneinschlüssen beim Stranggießen von Stahl
DE8317437U1 (de) * 1983-06-15 1985-01-10 Mannesmann AG, 4000 Düsseldorf Metallurgischer Schmelzofen
CH660701A5 (de) * 1983-08-18 1987-06-15 Metacon Ag Vorrichtung zum feststellen des vorhandenseins von metallischer schmelze in einem durchlaufkanal eines metallurgischen ofens oder einer giesspfanne.
GB2149699B (en) * 1983-11-18 1987-03-11 Uss Eng & Consult Method and apparatus for avoiding vortexing in a bottom pour vessel
DE3345015A1 (de) * 1983-12-13 1985-06-13 Krupp Stahl Ag, 4630 Bochum Verfahren und vorrichtung zum vermeiden der beim ausleeren schmelzfluessiger metalle aus einem schmelzbehaelter mit bodenausguss im metall entstehenden horizontalen zirkulationsstroemung

Also Published As

Publication number Publication date
EP0305319B1 (de) 1993-05-26
DE3881307D1 (de) 1993-07-01
EP0305319A1 (de) 1989-03-01

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