IT1089486B - Procedimento di affinazione della ghisa con soffiaggio non costante di ossigeno - Google Patents

Procedimento di affinazione della ghisa con soffiaggio non costante di ossigeno

Info

Publication number
IT1089486B
IT1089486B IT09618/77A IT961877A IT1089486B IT 1089486 B IT1089486 B IT 1089486B IT 09618/77 A IT09618/77 A IT 09618/77A IT 961877 A IT961877 A IT 961877A IT 1089486 B IT1089486 B IT 1089486B
Authority
IT
Italy
Prior art keywords
cast iron
refining process
oxygen blowing
constant oxygen
iron refining
Prior art date
Application number
IT09618/77A
Other languages
English (en)
Inventor
Pusa Onni
Original Assignee
Graenges Oxeloesunds Jaernverk
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 Graenges Oxeloesunds Jaernverk filed Critical Graenges Oxeloesunds Jaernverk
Application granted granted Critical
Publication of IT1089486B publication Critical patent/IT1089486B/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
    • 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

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)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
IT09618/77A 1976-11-08 1977-11-07 Procedimento di affinazione della ghisa con soffiaggio non costante di ossigeno IT1089486B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762650978 DE2650978A1 (de) 1976-11-08 1976-11-08 Frischverfahren durch sauerstoffaufblasen

Publications (1)

Publication Number Publication Date
IT1089486B true IT1089486B (it) 1985-06-18

Family

ID=5992668

Family Applications (1)

Application Number Title Priority Date Filing Date
IT09618/77A IT1089486B (it) 1976-11-08 1977-11-07 Procedimento di affinazione della ghisa con soffiaggio non costante di ossigeno

Country Status (16)

Country Link
US (1) US4163663A (it)
JP (1) JPS5383918A (it)
BE (1) BE860593A (it)
CA (1) CA1096176A (it)
DD (1) DD133155A5 (it)
DE (1) DE2650978A1 (it)
ES (1) ES463980A1 (it)
FI (1) FI773350A (it)
FR (1) FR2370097A1 (it)
GB (1) GB1555820A (it)
HU (1) HU175920B (it)
IT (1) IT1089486B (it)
LU (1) LU78450A1 (it)
NL (1) NL7712113A (it)
NO (1) NO773809L (it)
SE (1) SE7712420L (it)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2803534A (en) * 1954-08-07 1957-08-20 Oesterr Alpine Montan Process for the production of steel
LU58447A1 (it) * 1968-04-25 1969-07-21
US3850617A (en) * 1970-04-14 1974-11-26 J Umowski Refining of stainless steel
DE2251893A1 (de) * 1972-10-23 1974-05-02 Salzgitter Peine Stahlwerke Verfahren zum frischen von roheisen zu stahl
DE2331377C2 (de) * 1973-06-20 1982-10-14 Hoechst Ag, 6000 Frankfurt Lichtempfindliches Kopiermaterial
US4001012A (en) * 1973-11-28 1977-01-04 United States Steel Corporation Method of producing stainless steel
US3930843A (en) * 1974-08-30 1976-01-06 United States Steel Corporation Method for increasing metallic yield in bottom blown processes

Also Published As

Publication number Publication date
US4163663A (en) 1979-08-07
FI773350A (fi) 1978-05-09
BE860593A (fr) 1978-05-08
LU78450A1 (it) 1978-02-16
HU175920B (en) 1980-11-28
ES463980A1 (es) 1978-06-16
GB1555820A (en) 1979-11-14
JPS5736333B2 (it) 1982-08-03
FR2370097B1 (it) 1980-07-18
NO773809L (no) 1978-05-09
FR2370097A1 (fr) 1978-06-02
JPS5383918A (en) 1978-07-24
SE7712420L (sv) 1978-05-09
NL7712113A (nl) 1978-05-10
DD133155A5 (de) 1978-12-13
CA1096176A (en) 1981-02-24
DE2650978A1 (de) 1978-05-11

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