KR102164138B1 - 탈린 처리 장치 및 그것을 사용한 용선의 탈린 방법 - Google Patents

탈린 처리 장치 및 그것을 사용한 용선의 탈린 방법 Download PDF

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Publication number
KR102164138B1
KR102164138B1 KR1020197004263A KR20197004263A KR102164138B1 KR 102164138 B1 KR102164138 B1 KR 102164138B1 KR 1020197004263 A KR1020197004263 A KR 1020197004263A KR 20197004263 A KR20197004263 A KR 20197004263A KR 102164138 B1 KR102164138 B1 KR 102164138B1
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KR
South Korea
Prior art keywords
blowing
molten iron
cao
oxygen gas
source
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KR1020197004263A
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English (en)
Korean (ko)
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KR20190029661A (ko
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마사키 미야타
노리후미 아사하라
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닛폰세이테츠 가부시키가이샤
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Publication of KR20190029661A publication Critical patent/KR20190029661A/ko
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    • 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
    • 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
    • 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
    • C21C5/285—Plants therefor
    • 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
    • C21C5/36—Processes yielding slags of special composition
KR1020197004263A 2017-01-06 2017-12-26 탈린 처리 장치 및 그것을 사용한 용선의 탈린 방법 KR102164138B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2017001164 2017-01-06
JPJP-P-2017-001164 2017-01-06
PCT/JP2017/046788 WO2018128135A1 (ja) 2017-01-06 2017-12-26 脱りん処理装置およびそれを用いた溶銑の脱りん方法

Publications (2)

Publication Number Publication Date
KR20190029661A KR20190029661A (ko) 2019-03-20
KR102164138B1 true KR102164138B1 (ko) 2020-10-12

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KR1020197004263A KR102164138B1 (ko) 2017-01-06 2017-12-26 탈린 처리 장치 및 그것을 사용한 용선의 탈린 방법

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JP (1) JP6642739B2 (ja)
KR (1) KR102164138B1 (ja)
CN (1) CN109715833B (ja)
TW (1) TWI649427B (ja)
WO (1) WO2018128135A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112094980B (zh) * 2020-08-18 2021-06-01 北京科技大学 一种转炉顶底复合喷粉高效冶炼的系统及冶炼方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015092018A (ja) * 2013-10-02 2015-05-14 Ｊｆｅスチール株式会社 転炉での溶銑の精錬方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5936626B2 (ja) 1975-07-02 1984-09-05 藤沢薬品工業株式会社 １ｈ−インダゾ−ル酢酸誘導体の製造法
JPS5855207B2 (ja) * 1981-02-24 1983-12-08 川崎製鉄株式会社 溶銑の吹込脱燐用組成物
JP2792018B2 (ja) * 1986-08-29 1998-08-27 日本電気株式会社 差動増幅回路用レベル昇圧回路
JP3297801B2 (ja) * 1997-12-12 2002-07-02 住友金属工業株式会社 溶銑の脱ｐ方法
JP2000073115A (ja) * 1998-08-27 2000-03-07 Kawasaki Steel Corp 反応容器への粉体吹込み制御方法
JP3687433B2 (ja) * 1999-08-26 2005-08-24 住友金属工業株式会社 溶銑の脱りん方法
CN100351399C (zh) * 2001-02-07 2007-11-28 新日本制铁株式会社 生铁熔体脱磷的方法
JP3750589B2 (ja) * 2001-11-14 2006-03-01 住友金属工業株式会社 脱炭炉スラグの製造方法及び製鋼方法
JP2005105303A (ja) * 2003-09-29 2005-04-21 Nisshin Steel Co Ltd 脱りん剤と脱りん方法
JP2007254788A (ja) * 2006-03-22 2007-10-04 Jfe Steel Kk 粉体吹き込み装置およびその制御方法
JP5211786B2 (ja) * 2008-03-21 2013-06-12 新日鐵住金株式会社 吹錬制御方法および該吹錬制御方法を用いた低りん溶銑の製造方法
JP5268019B2 (ja) 2008-06-20 2013-08-21 新日鐵住金株式会社 溶銑の脱りん方法
CN101993980B (zh) * 2010-11-26 2013-01-09 首钢总公司 一种极低磷钢冶炼方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015092018A (ja) * 2013-10-02 2015-05-14 Ｊｆｅスチール株式会社 転炉での溶銑の精錬方法

Also Published As

Publication number Publication date
KR20190029661A (ko) 2019-03-20
TW201829789A (zh) 2018-08-16
CN109715833B (zh) 2021-02-26
JPWO2018128135A1 (ja) 2019-06-27
JP6642739B2 (ja) 2020-02-12
WO2018128135A1 (ja) 2018-07-12
TWI649427B (zh) 2019-02-01
CN109715833A (zh) 2019-05-03

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