IT1167908B - Lancia ad immersione per l'introduzione di sostanza solida a grana fine in una massa fusa di metallo - Google Patents

Lancia ad immersione per l'introduzione di sostanza solida a grana fine in una massa fusa di metallo

Info

Publication number
IT1167908B
IT1167908B IT09432/81A IT943281A IT1167908B IT 1167908 B IT1167908 B IT 1167908B IT 09432/81 A IT09432/81 A IT 09432/81A IT 943281 A IT943281 A IT 943281A IT 1167908 B IT1167908 B IT 1167908B
Authority
IT
Italy
Prior art keywords
melt
introduction
metal
fine grain
solid fine
Prior art date
Application number
IT09432/81A
Other languages
English (en)
Other versions
IT8109432A0 (it
Inventor
Heino Sorger
Original Assignee
Klockner Stahltechnik 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 Klockner Stahltechnik Gmbh filed Critical Klockner Stahltechnik Gmbh
Publication of IT8109432A0 publication Critical patent/IT8109432A0/it
Application granted granted Critical
Publication of IT1167908B publication Critical patent/IT1167908B/it

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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0037—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by injecting powdered material
    • 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
    • C21C5/4613—Refractory coated lances; Immersion lances

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
IT09432/81A 1980-06-07 1981-06-03 Lancia ad immersione per l'introduzione di sostanza solida a grana fine in una massa fusa di metallo IT1167908B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3021523A DE3021523C2 (de) 1980-06-07 1980-06-07 Tauchlanze zum Einführen von feinkörnigem Feststoff in eine Metallschmelze

Publications (2)

Publication Number Publication Date
IT8109432A0 IT8109432A0 (it) 1981-06-03
IT1167908B true IT1167908B (it) 1987-05-20

Family

ID=6104124

Family Applications (2)

Application Number Title Priority Date Filing Date
IT1981A09432A IT8109432A1 (it) 1980-06-07 1981-06-03 Lancia ad immersione per introduzione di sostanza solida a grana fine in una massa fusa di metallo
IT09432/81A IT1167908B (it) 1980-06-07 1981-06-03 Lancia ad immersione per l'introduzione di sostanza solida a grana fine in una massa fusa di metallo

Family Applications Before (1)

Application Number Title Priority Date Filing Date
IT1981A09432A IT8109432A1 (it) 1980-06-07 1981-06-03 Lancia ad immersione per introduzione di sostanza solida a grana fine in una massa fusa di metallo

Country Status (3)

Country Link
US (1) US4366952A (it)
DE (1) DE3021523C2 (it)
IT (2) IT8109432A1 (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3342198A1 (de) * 1983-11-23 1985-05-30 ARBED S.A., Luxemburg/Luxembourg Vorrichtung zum entschwefeln von eisenschmelzen
US4779847A (en) * 1988-02-02 1988-10-25 Rodway Jack L Metallurgical injection lance
FI100889B (fi) * 1996-10-01 1998-03-13 Outokumpu Oy Menetelmä reaktiokaasun ja kiintoaineen syöttämiseksi ja suuntaamiseks i sulatusuuniin ja tätä varten tarkoitettu monisäätöpoltin

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2528672B1 (de) * 1975-06-27 1976-02-12 Kloeckner Werke Ag Vorrichtung zum foerdern von feinkoernigen feststoffen in metallschmelzen
US4022447A (en) * 1976-02-23 1977-05-10 United States Steel Corporation Supersonic nozzle for submerged tuyere oxygen steelmaking process

Also Published As

Publication number Publication date
DE3021523A1 (de) 1982-05-27
IT8109432A0 (it) 1981-06-03
IT8109432A1 (it) 1982-12-03
DE3021523C2 (de) 1983-09-15
US4366952A (en) 1983-01-04

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