JPS5329215A - Refining method of pig iron by oxigen blowing - Google Patents

Refining method of pig iron by oxigen blowing

Info

Publication number
JPS5329215A
JPS5329215A JP10352277A JP10352277A JPS5329215A JP S5329215 A JPS5329215 A JP S5329215A JP 10352277 A JP10352277 A JP 10352277A JP 10352277 A JP10352277 A JP 10352277A JP S5329215 A JPS5329215 A JP S5329215A
Authority
JP
Japan
Prior art keywords
pig iron
refining method
oxigen blowing
oxigen
blowing
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.)
Pending
Application number
JP10352277A
Other languages
English (en)
Japanese (ja)
Inventor
Denie Gii
Betsushieeru Pieeru
Jiroo Jiyorujiyu
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.)
Institut de Recherches de la Siderurgie Francaise IRSID
Original Assignee
Institut de Recherches de la Siderurgie Francaise IRSID
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 Institut de Recherches de la Siderurgie Francaise IRSID filed Critical Institut de Recherches de la Siderurgie Francaise IRSID
Publication of JPS5329215A publication Critical patent/JPS5329215A/ja
Pending 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
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/34—Blowing 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
    • 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)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)
JP10352277A 1976-08-30 1977-08-29 Refining method of pig iron by oxigen blowing Pending JPS5329215A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7626439A FR2362932A1 (fr) 1976-08-30 1976-08-30 Procede d'affinage de la fonte par soufflage d'oxygene

Publications (1)

Publication Number Publication Date
JPS5329215A true JPS5329215A (en) 1978-03-18

Family

ID=9177322

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10352277A Pending JPS5329215A (en) 1976-08-30 1977-08-29 Refining method of pig iron by oxigen blowing

Country Status (9)

Country Link
JP (1) JPS5329215A (fr)
BE (1) BE858121A (fr)
CA (1) CA1112879A (fr)
DE (1) DE2738273A1 (fr)
ES (1) ES461969A1 (fr)
FR (1) FR2362932A1 (fr)
GB (1) GB1533803A (fr)
IT (1) IT1084762B (fr)
SE (1) SE440231B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57152413A (en) * 1981-03-13 1982-09-20 Nippon Kokan Kk <Nkk> Gas blowing method in vessel for molten metal

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4315342C1 (de) * 1993-05-08 1994-02-24 Messer Griesheim Gmbh Verfahren zum Behandeln von Metallschmelzen, insbesondere Stahlschmelzen, mit einem Frischmittel

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5242169U (fr) * 1975-09-13 1977-03-25
JPS5322745U (fr) * 1976-08-03 1978-02-25

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5242169U (fr) * 1975-09-13 1977-03-25
JPS5322745U (fr) * 1976-08-03 1978-02-25

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57152413A (en) * 1981-03-13 1982-09-20 Nippon Kokan Kk <Nkk> Gas blowing method in vessel for molten metal
JPS6212282B2 (fr) * 1981-03-13 1987-03-18 Nippon Kokan Kk

Also Published As

Publication number Publication date
FR2362932A1 (fr) 1978-03-24
DE2738273A1 (de) 1978-03-02
ES461969A1 (es) 1978-06-01
IT1084762B (it) 1985-05-28
SE7709581L (sv) 1978-03-01
GB1533803A (en) 1978-11-29
BE858121A (fr) 1978-02-27
SE440231B (sv) 1985-07-22
FR2362932B1 (fr) 1979-01-12
CA1112879A (fr) 1981-11-24

Similar Documents

Publication Publication Date Title
JPS5337516A (en) Desulphurizing method of molten iron
GB1549982A (en) Method for the desulphurization of molten iron
JPS5235102A (en) Method of selecting ore of nonnsulfide mineral
JPS5296996A (en) Treating method of iron metallugy slag
JPS5415495A (en) Method of treating ore slag
GB2009246B (en) Method of desulfurzing iron
JPS531606A (en) Vertical furnace for direct reduction of iron ore
JPS5329215A (en) Refining method of pig iron by oxigen blowing
JPS53137011A (en) Method of making molten pig iron
JPS5284113A (en) Dephosphorising of molten pig iron containing cr
JPS52155118A (en) Refining of molten steel
JPS5210804A (en) Method of refining nonnmagnetic mineral
GB1539209A (en) Method of melting iron sponge
JPS5396910A (en) Method of reducing iron ore
JPS5263166A (en) Method of producing nonncollapsible slag
JPS53119713A (en) Method of making pig iron and appratus therefor
JPS5319122A (en) Method of improving qualities of iron ore pellets
JPS5392321A (en) Method of treating molten iron or steel
JPS5363206A (en) Operating method of blast furnace
JPS53142313A (en) Method of making molten reduced iron
JPS5352221A (en) Desulphurizing method of molten iron
JPS52127421A (en) Primary treatment of molten pig iron for converter process
JPS5390333A (en) Method of producing aggregates made of iron industry slag
JPS53102212A (en) Method of smelting molten iron
JPS5319120A (en) Method of improving qualities of iron ore pellets