JPS6154841B2 - - Google Patents

Info

Publication number
JPS6154841B2
JPS6154841B2 JP55088081A JP8808180A JPS6154841B2 JP S6154841 B2 JPS6154841 B2 JP S6154841B2 JP 55088081 A JP55088081 A JP 55088081A JP 8808180 A JP8808180 A JP 8808180A JP S6154841 B2 JPS6154841 B2 JP S6154841B2
Authority
JP
Japan
Prior art keywords
hot metal
blowing
dephosphorization
oxygen
amount
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.)
Expired
Application number
JP55088081A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5713110A (en
Inventor
Hitoshi Morishita
Hajime Umada
Fumio Sudo
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.)
JFE Steel Corp
Original Assignee
Kawasaki Steel Corp
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 Kawasaki Steel Corp filed Critical Kawasaki Steel Corp
Priority to JP8808180A priority Critical patent/JPS5713110A/ja
Priority to US06/276,508 priority patent/US4356032A/en
Priority to DE8181302859T priority patent/DE3166581D1/de
Priority to EP19810302859 priority patent/EP0043238B1/en
Priority to AU72345/81A priority patent/AU529793B2/en
Publication of JPS5713110A publication Critical patent/JPS5713110A/ja
Publication of JPS6154841B2 publication Critical patent/JPS6154841B2/ja
Granted 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
    • C21C5/35—Blowing from above and 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
    • 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)
  • Manufacturing & Machinery (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
JP8808180A 1980-06-28 1980-06-28 Dephosphorization treatment of molten iron Granted JPS5713110A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP8808180A JPS5713110A (en) 1980-06-28 1980-06-28 Dephosphorization treatment of molten iron
US06/276,508 US4356032A (en) 1980-06-28 1981-06-23 Method of dephosphorizing molten pig iron
DE8181302859T DE3166581D1 (en) 1980-06-28 1981-06-25 Method of dephosphorizing molten pig iron
EP19810302859 EP0043238B1 (en) 1980-06-28 1981-06-25 Method of dephosphorizing molten pig iron
AU72345/81A AU529793B2 (en) 1980-06-28 1981-06-29 Method of dephosphorizing molten pig iron

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8808180A JPS5713110A (en) 1980-06-28 1980-06-28 Dephosphorization treatment of molten iron

Publications (2)

Publication Number Publication Date
JPS5713110A JPS5713110A (en) 1982-01-23
JPS6154841B2 true JPS6154841B2 (en]) 1986-11-25

Family

ID=13932904

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8808180A Granted JPS5713110A (en) 1980-06-28 1980-06-28 Dephosphorization treatment of molten iron

Country Status (2)

Country Link
US (1) US4356032A (en])
JP (1) JPS5713110A (en])

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6334437U (en]) * 1986-08-23 1988-03-05
JPH02141453U (en]) * 1989-05-02 1990-11-28
WO2021221455A1 (ko) * 2020-04-28 2021-11-04 한양대학교 에리카산학협력단 형석 대체 플럭스를 이용한 용강의 탈인 방법

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2684113B2 (ja) * 1989-07-08 1997-12-03 日新製鋼株式会社 含クロム溶銑の脱りん法
JP4497942B2 (ja) * 2004-01-23 2010-07-07 株式会社神戸製鋼所 転炉の操業方法
JP6252182B2 (ja) * 2014-01-09 2017-12-27 新日鐵住金株式会社 転炉における酸化マンガン還元方法
EP3042965A1 (en) 2015-01-09 2016-07-13 S.A. Lhoist Recherche Et Developpement Process for dephosphorization of molten metal during a refining process

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU58309A1 (en]) * 1969-02-27 1969-07-15
JPS5315106B2 (en]) * 1971-10-07 1978-05-22

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6334437U (en]) * 1986-08-23 1988-03-05
JPH02141453U (en]) * 1989-05-02 1990-11-28
WO2021221455A1 (ko) * 2020-04-28 2021-11-04 한양대학교 에리카산학협력단 형석 대체 플럭스를 이용한 용강의 탈인 방법

Also Published As

Publication number Publication date
JPS5713110A (en) 1982-01-23
US4356032A (en) 1982-10-26

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