KR102105353B1 - 용선의 탈린제, 정련제 및 탈린 방법 - Google Patents

용선의 탈린제, 정련제 및 탈린 방법 Download PDF

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Publication number
KR102105353B1
KR102105353B1 KR1020187002603A KR20187002603A KR102105353B1 KR 102105353 B1 KR102105353 B1 KR 102105353B1 KR 1020187002603 A KR1020187002603 A KR 1020187002603A KR 20187002603 A KR20187002603 A KR 20187002603A KR 102105353 B1 KR102105353 B1 KR 102105353B1
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KR
South Korea
Prior art keywords
dephosphorization
mass
molten iron
cao
slag
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KR1020187002603A
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English (en)
Korean (ko)
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KR20180021167A (ko
Inventor
쇼헤이 가키모토
유지 노자키
요시아키 곤다
아키히토 기요세
나오키 후루카와
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닛폰세이테츠 가부시키가이샤
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Application filed by 닛폰세이테츠 가부시키가이샤 filed Critical 닛폰세이테츠 가부시키가이샤
Publication of KR20180021167A publication Critical patent/KR20180021167A/ko
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Publication of KR102105353B1 publication Critical patent/KR102105353B1/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
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/02—Dephosphorising or desulfurising
    • C21C1/025—Agents used for 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
    • C21C5/36—Processes yielding slags of special composition
    • 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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/064—Dephosphorising; Desulfurising
    • C21C7/0645—Agents used for dephosphorising or desulfurising
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
KR1020187002603A 2016-01-05 2016-12-28 용선의 탈린제, 정련제 및 탈린 방법 KR102105353B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2016000488 2016-01-05
JPJP-P-2016-000488 2016-01-05
PCT/JP2016/089082 WO2017119392A1 (ja) 2016-01-05 2016-12-28 溶鉄の脱りん剤、精錬剤および脱りん方法

Publications (2)

Publication Number Publication Date
KR20180021167A KR20180021167A (ko) 2018-02-28
KR102105353B1 true KR102105353B1 (ko) 2020-04-29

Family

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Application Number Title Priority Date Filing Date
KR1020187002603A KR102105353B1 (ko) 2016-01-05 2016-12-28 용선의 탈린제, 정련제 및 탈린 방법

Country Status (5)

Country Link
JP (1) JP6481774B2 (ja)
KR (1) KR102105353B1 (ja)
CN (1) CN107849625A (ja)
TW (1) TWI609839B (ja)
WO (1) WO2017119392A1 (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102406956B1 (ko) * 2018-03-07 2022-06-10 닛폰세이테츠 가부시키가이샤 용선의 탈인 방법
JP7380908B2 (ja) * 2021-08-10 2023-11-15 Ｊｆｅスチール株式会社 冷鉄源溶解率推定装置、転炉型精錬炉制御装置、冷鉄源溶解率推定方法及び溶融鉄の精錬処理方法
CN113943844B (zh) 2021-10-19 2022-04-15 北京科技大学 一种铁水罐脱磷-转炉单脱碳的炼钢方法
CN114657326B (zh) * 2022-03-30 2024-04-02 北京科技大学 一种脱磷剂及其应用
CN114990276A (zh) * 2022-07-04 2022-09-02 北京科技大学 一种铁水同时预脱硫预脱磷的方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101775465A (zh) * 2009-12-31 2010-07-14 辽宁天和矿产有限公司 一种转炉炼钢脱磷剂及其制备方法
JP2014040623A (ja) * 2012-08-21 2014-03-06 Nippon Steel & Sumitomo Metal 溶銑の脱りん方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02232313A (ja) * 1989-03-06 1990-09-14 Taiyo Giken Kogyo Kk 溶鋼の脱りん剤
JP2001348610A (ja) 2000-06-07 2001-12-18 Nippon Steel Corp 滓化促進剤
CN1600872A (zh) * 2004-10-26 2005-03-30 上海彭浦冶金辅料有限公司 一种转炉脱磷剂及其制备方法
JP5525939B2 (ja) 2010-07-02 2014-06-18 大阪鋼灰株式会社 石灰系フラックスおよびその製造法
CN102453788A (zh) * 2010-10-21 2012-05-16 金素玉 转炉炼钢脱磷剂制备方法
JP5360174B2 (ja) 2011-09-15 2013-12-04 新日鐵住金株式会社 溶銑の脱りん方法
JP5772645B2 (ja) 2012-02-10 2015-09-02 新日鐵住金株式会社 溶銑の脱りん処理方法
KR101702247B1 (ko) * 2012-06-18 2017-02-03 제이에프이 스틸 가부시키가이샤 정련 방법 및 용강의 제조 방법
CN102787212A (zh) * 2012-06-28 2012-11-21 辽宁中汇环保科技有限公司 一种炼钢脱磷剂及其制备方法
JP2014031562A (ja) * 2012-08-06 2014-02-20 Nippon Steel & Sumitomo Metal 溶銑の脱りん処理方法
CN103981335B (zh) * 2014-05-30 2015-11-18 重庆大学 一种含钒铁水提钒脱磷剂
CN104593546B (zh) * 2014-09-26 2016-07-06 洛阳金石再生资源开发有限公司 一种预熔型铁酸钙脱磷剂的制备方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101775465A (zh) * 2009-12-31 2010-07-14 辽宁天和矿产有限公司 一种转炉炼钢脱磷剂及其制备方法
JP2014040623A (ja) * 2012-08-21 2014-03-06 Nippon Steel & Sumitomo Metal 溶銑の脱りん方法

Also Published As

Publication number Publication date
TWI609839B (zh) 2018-01-01
TW201726550A (zh) 2017-08-01
JP6481774B2 (ja) 2019-03-13
KR20180021167A (ko) 2018-02-28
CN107849625A (zh) 2018-03-27
WO2017119392A1 (ja) 2017-07-13
JPWO2017119392A1 (ja) 2018-04-05

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