JP5177170B2 - 溶銑の脱硫方法 - Google Patents

溶銑の脱硫方法 Download PDF

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Publication number
JP5177170B2
JP5177170B2 JP2010107097A JP2010107097A JP5177170B2 JP 5177170 B2 JP5177170 B2 JP 5177170B2 JP 2010107097 A JP2010107097 A JP 2010107097A JP 2010107097 A JP2010107097 A JP 2010107097A JP 5177170 B2 JP5177170 B2 JP 5177170B2
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Prior art keywords
desulfurization
hot metal
agent
top blowing
desulfurizing agent
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JP2010107097A
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Japanese (ja)
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JP2010163697A (ja
JP2010163697A5 (enExample
Inventor
由枝 中井
郁宏 鷲見
良輝 菊地
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JFE Steel Corp
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JFE Steel Corp
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Priority to JP2010107097A priority Critical patent/JP5177170B2/ja
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  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
JP2010107097A 2010-05-07 2010-05-07 溶銑の脱硫方法 Expired - Lifetime JP5177170B2 (ja)

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JP2010107097A JP5177170B2 (ja) 2010-05-07 2010-05-07 溶銑の脱硫方法

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JP2010107097A JP5177170B2 (ja) 2010-05-07 2010-05-07 溶銑の脱硫方法

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JP2003417385A Division JP4845078B2 (ja) 2003-12-16 2003-12-16 溶銑の脱硫方法

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JP2010163697A JP2010163697A (ja) 2010-07-29
JP2010163697A5 JP2010163697A5 (enExample) 2011-12-08
JP5177170B2 true JP5177170B2 (ja) 2013-04-03

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JP2010107097A Expired - Lifetime JP5177170B2 (ja) 2010-05-07 2010-05-07 溶銑の脱硫方法

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Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10287644B2 (en) 2011-08-12 2019-05-14 Jfe Steel Corporation Molten steel desulfurization method, molten steel secondary refining method, and molten steel manufacturing method
JP5177263B2 (ja) 2011-08-12 2013-04-03 Ｊｆｅスチール株式会社 溶銑の脱硫方法
EP3327150B1 (en) * 2015-07-24 2019-12-25 JFE Steel Corporation Desulfurizing agent, method for desulfurizing molten iron and method for producing molten iron
JP6369516B2 (ja) * 2015-10-05 2018-08-08 Ｊｆｅスチール株式会社 機械攪拌式溶銑脱硫方法
JP6648711B2 (ja) * 2017-02-07 2020-02-14 Ｊｆｅスチール株式会社 溶銑の脱硫方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59157209A (ja) * 1983-02-25 1984-09-06 Sumitomo Metal Ind Ltd 溶鉄の予備処理方法
JP3608439B2 (ja) * 1999-07-05 2005-01-12 Ｊｆｅスチール株式会社 溶融鉄合金の脱硫方法
JP2003119509A (ja) * 2001-10-11 2003-04-23 Nippon Steel Corp 溶銑予備処理方法及びインペラー装置
JP3978355B2 (ja) * 2002-03-13 2007-09-19 Ｊｆｅスチール株式会社 溶銑の脱硫剤および脱硫方法

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