JPS52107218A - Desulfurization of molten pig iron outside furnace - Google Patents

Desulfurization of molten pig iron outside furnace

Info

Publication number
JPS52107218A
JPS52107218A JP2431976A JP2431976A JPS52107218A JP S52107218 A JPS52107218 A JP S52107218A JP 2431976 A JP2431976 A JP 2431976A JP 2431976 A JP2431976 A JP 2431976A JP S52107218 A JPS52107218 A JP S52107218A
Authority
JP
Japan
Prior art keywords
pig iron
desulfurization
molten pig
outside furnace
iron outside
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
JP2431976A
Other languages
Japanese (ja)
Inventor
Junichi Oi
Mitsunobu Sato
Noriaki Nagao
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.)
Nippon Steel Corp
Original Assignee
Sumitomo Metal Industries Ltd
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 Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP2431976A priority Critical patent/JPS52107218A/en
Publication of JPS52107218A publication Critical patent/JPS52107218A/en
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
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/02—Dephosphorising or desulfurising

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)

Abstract

PURPOSE:To make ti possible to treat a large amount of molten pig iron in an inexpensive and efficient manner by charging Mg as desulfurizing agent into a deep part of the molten iron at a specific speed along with carrier gas.
JP2431976A 1976-03-05 1976-03-05 Desulfurization of molten pig iron outside furnace Pending JPS52107218A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2431976A JPS52107218A (en) 1976-03-05 1976-03-05 Desulfurization of molten pig iron outside furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2431976A JPS52107218A (en) 1976-03-05 1976-03-05 Desulfurization of molten pig iron outside furnace

Publications (1)

Publication Number Publication Date
JPS52107218A true JPS52107218A (en) 1977-09-08

Family

ID=12134851

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2431976A Pending JPS52107218A (en) 1976-03-05 1976-03-05 Desulfurization of molten pig iron outside furnace

Country Status (1)

Country Link
JP (1) JPS52107218A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5760005A (en) * 1980-09-26 1982-04-10 Nippon Steel Corp Method for blowing of gas into molten iron

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2805147A (en) * 1952-10-02 1957-09-03 Tiroler Roehren & Metallwerk Process and apparatus for introducing fine-grained additions below the surface of metal melts
BE798224A (en) * 1973-08-24 1973-10-15 Inst Chernoi Metallurgii PROCESS FOR TREATMENT OF LIQUID CAST IRON BY MAGNESIUM IN CAPACITIES AND DEVICE FOR CARRYING OUT IT
JPS4879715A (en) * 1972-01-29 1973-10-25

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2805147A (en) * 1952-10-02 1957-09-03 Tiroler Roehren & Metallwerk Process and apparatus for introducing fine-grained additions below the surface of metal melts
JPS4879715A (en) * 1972-01-29 1973-10-25
BE798224A (en) * 1973-08-24 1973-10-15 Inst Chernoi Metallurgii PROCESS FOR TREATMENT OF LIQUID CAST IRON BY MAGNESIUM IN CAPACITIES AND DEVICE FOR CARRYING OUT IT

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5760005A (en) * 1980-09-26 1982-04-10 Nippon Steel Corp Method for blowing of gas into molten iron
JPS6027722B2 (en) * 1980-09-26 1985-07-01 新日本製鐵株式会社 Gas blowing method into molten iron

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