TWI568856B - 熔鐵的脫磷處理方法 - Google Patents

熔鐵的脫磷處理方法 Download PDF

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Publication number
TWI568856B
TWI568856B TW103125203A TW103125203A TWI568856B TW I568856 B TWI568856 B TW I568856B TW 103125203 A TW103125203 A TW 103125203A TW 103125203 A TW103125203 A TW 103125203A TW I568856 B TWI568856 B TW I568856B
Authority
TW
Taiwan
Prior art keywords
cao
molten iron
dephosphorization
amount
oxygen
Prior art date
Application number
TW103125203A
Other languages
English (en)
Chinese (zh)
Other versions
TW201512411A (zh
Inventor
根岸秀光
川畑涼
石毛俊朗
渡辺敦
Original Assignee
杰富意鋼鐵股份有限公司
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 杰富意鋼鐵股份有限公司 filed Critical 杰富意鋼鐵股份有限公司
Publication of TW201512411A publication Critical patent/TW201512411A/zh
Application granted granted Critical
Publication of TWI568856B publication Critical patent/TWI568856B/zh

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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
    • C21C1/025—Agents used for dephosphorising or desulfurising
TW103125203A 2013-07-25 2014-07-24 熔鐵的脫磷處理方法 TWI568856B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2013154058 2013-07-25

Publications (2)

Publication Number Publication Date
TW201512411A TW201512411A (zh) 2015-04-01
TWI568856B true TWI568856B (zh) 2017-02-01

Family

ID=52392974

Family Applications (1)

Application Number Title Priority Date Filing Date
TW103125203A TWI568856B (zh) 2013-07-25 2014-07-24 熔鐵的脫磷處理方法

Country Status (6)

Country Link
JP (1) JP6011728B2 (ja)
KR (1) KR101748519B1 (ja)
CN (1) CN105408501B (ja)
BR (1) BR112016001198B1 (ja)
TW (1) TWI568856B (ja)
WO (1) WO2015011910A1 (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6547901B2 (ja) * 2016-03-23 2019-07-24 日本製鉄株式会社 溶銑予備処理方法及び溶銑予備処理制御装置
CN106123574A (zh) * 2016-06-28 2016-11-16 阳谷祥光铜业有限公司 一种氧气吹转炉和一种冶炼方法
WO2019172195A1 (ja) * 2018-03-07 2019-09-12 日本製鉄株式会社 溶銑の脱りん方法
TWI703219B (zh) * 2018-04-24 2020-09-01 日商日本製鐵股份有限公司 熔銑的脫磷方法
US20240068061A1 (en) * 2021-01-26 2024-02-29 Jfe Steel Corporation Converter steelmaking method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08311523A (ja) * 1995-05-12 1996-11-26 Sumitomo Metal Ind Ltd 溶銑脱燐方法
JP2005133140A (ja) * 2003-10-30 2005-05-26 Jfe Steel Kk 溶銑の脱燐処理方法
JP2006188769A (ja) * 2006-03-31 2006-07-20 Jfe Steel Kk 低燐溶銑の製造方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1046139C (zh) * 1997-10-08 1999-11-03 冶金工业部钢铁研究总院 铁水预脱磷方法
JP2007092181A (ja) 1998-06-18 2007-04-12 Jfe Steel Kk 低燐溶銑の製造方法
JP2000212622A (ja) 1999-01-14 2000-08-02 Nippon Steel Corp 反応効率の高い溶銑脱燐方法
JP3888264B2 (ja) 2002-08-26 2007-02-28 Ｊｆｅスチール株式会社 低燐溶銑の製造方法
JP4196997B2 (ja) * 2006-02-24 2008-12-17 住友金属工業株式会社 溶銑の処理方法
JP4743078B2 (ja) 2006-10-24 2011-08-10 住友金属工業株式会社 脱燐処理後のスラグの排滓性向上方法およびそれを用いた溶銑の脱燐処理方法
JP2011012286A (ja) 2009-06-30 2011-01-20 Sumitomo Metal Ind Ltd 溶銑の脱りん方法
JP5438527B2 (ja) * 2010-01-15 2014-03-12 株式会社神戸製鋼所 極低りん鋼溶製のための脱りん方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08311523A (ja) * 1995-05-12 1996-11-26 Sumitomo Metal Ind Ltd 溶銑脱燐方法
JP2005133140A (ja) * 2003-10-30 2005-05-26 Jfe Steel Kk 溶銑の脱燐処理方法
JP2006188769A (ja) * 2006-03-31 2006-07-20 Jfe Steel Kk 低燐溶銑の製造方法

Also Published As

Publication number Publication date
KR20160014688A (ko) 2016-02-11
JP6011728B2 (ja) 2016-10-19
TW201512411A (zh) 2015-04-01
CN105408501B (zh) 2017-06-20
BR112016001198B1 (pt) 2020-10-13
JPWO2015011910A1 (ja) 2017-03-02
WO2015011910A1 (ja) 2015-01-29
KR101748519B1 (ko) 2017-06-16
CN105408501A (zh) 2016-03-16

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