JPWO2022249798A5 - - Google Patents

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Publication number
JPWO2022249798A5
JPWO2022249798A5 JP2022545913A JP2022545913A JPWO2022249798A5 JP WO2022249798 A5 JPWO2022249798 A5 JP WO2022249798A5 JP 2022545913 A JP2022545913 A JP 2022545913A JP 2022545913 A JP2022545913 A JP 2022545913A JP WO2022249798 A5 JPWO2022249798 A5 JP WO2022249798A5
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Japan
Prior art keywords
molten iron
refining
iron
mass
treatment
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JP2022545913A
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English (en)
Japanese (ja)
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JP7384294B2 (ja
JPWO2022249798A1 (https=
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Priority claimed from PCT/JP2022/018168 external-priority patent/WO2022249798A1/ja
Publication of JPWO2022249798A1 publication Critical patent/JPWO2022249798A1/ja
Publication of JPWO2022249798A5 publication Critical patent/JPWO2022249798A5/ja
Application granted granted Critical
Publication of JP7384294B2 publication Critical patent/JP7384294B2/ja
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JP2022545913A 2021-05-26 2022-04-19 溶鉄の精錬方法 Active JP7384294B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021088031 2021-05-26
JP2021088031 2021-05-26
PCT/JP2022/018168 WO2022249798A1 (ja) 2021-05-26 2022-04-19 溶鉄の精錬方法

Publications (3)

Publication Number Publication Date
JPWO2022249798A1 JPWO2022249798A1 (https=) 2022-12-01
JPWO2022249798A5 true JPWO2022249798A5 (https=) 2023-05-02
JP7384294B2 JP7384294B2 (ja) 2023-11-21

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Family Applications (1)

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JP2022545913A Active JP7384294B2 (ja) 2021-05-26 2022-04-19 溶鉄の精錬方法

Country Status (8)

Country Link
US (1) US20240271233A1 (https=)
EP (1) EP4328330A4 (https=)
JP (1) JP7384294B2 (https=)
KR (1) KR20230162108A (https=)
CN (1) CN117377781A (https=)
BR (1) BR112023024464A2 (https=)
TW (1) TWI817507B (https=)
WO (1) WO2022249798A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102840642B1 (ko) * 2023-10-04 2025-07-31 현대제철 주식회사 냉연강판 및 그 제조방법
KR102902091B1 (ko) * 2023-12-11 2025-12-18 현대제철 주식회사 고강도 열연 강판 및 그 제조 방법
WO2026037793A1 (de) * 2024-08-14 2026-02-19 Primetals Technologies Austria GmbH Denitridierung von eisenschwamm

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Publication number Priority date Publication date Assignee Title
DE2007373B2 (de) * 1970-02-18 1973-05-03 Eisenwerk-Gesellschaft Maximilianshütte mbH, 8458 Sulzbach-Rosenberg Verfahren und konverter zum herstellen ferritischer chromstaehle
US3754894A (en) * 1972-04-20 1973-08-28 Joslyn Mfg & Supply Co Nitrogen control in argon oxygen refining of molten metal
JPS58147509A (ja) * 1982-02-26 1983-09-02 Kawasaki Steel Corp ステンレス鋼の溶製方法
JPS5925916A (ja) * 1982-08-02 1984-02-10 Kawasaki Steel Corp 含クロム合金銑の精錬方法
JPS60194009A (ja) * 1984-03-14 1985-10-02 Kawasaki Steel Corp ステンレス鋼の溶製方法
JPS61223117A (ja) * 1985-03-29 1986-10-03 Kawasaki Steel Corp 溶融スラグ内金属酸化物の還元回収方法
JP3309395B2 (ja) * 1990-12-25 2002-07-29 住友金属工業株式会社 転炉精錬方法
JP2754983B2 (ja) * 1991-09-26 1998-05-20 住友金属工業株式会社 転炉精錬方法
JPH07268436A (ja) * 1994-03-31 1995-10-17 Kawasaki Steel Corp 極低窒素クロム含有鋼の溶製方法
JP3496529B2 (ja) 1998-07-29 2004-02-16 住友金属工業株式会社 Ｒｈ真空精錬方法
KR20000019210A (ko) * 1998-09-09 2000-04-06 이구택 수소계가스 취입에 의한 동시 탈탄 및 탈질 방법
JP3922181B2 (ja) 2002-12-27 2007-05-30 Ｊｆｅスチール株式会社 高清浄鋼の溶製方法
JP5092245B2 (ja) 2006-02-09 2012-12-05 Ｊｆｅスチール株式会社 溶鋼の脱窒方法
JP5428447B2 (ja) * 2008-03-31 2014-02-26 Ｊｆｅスチール株式会社 Ｒｈ真空脱ガス装置における溶鋼の精錬方法
JP5526565B2 (ja) * 2009-03-09 2014-06-18 Ｊｆｅスチール株式会社 転炉製鋼法
CN101603115A (zh) * 2009-07-09 2009-12-16 武汉科技大学 一种将氢气用于钢液脱氧的工艺
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JP5910579B2 (ja) * 2013-08-01 2016-04-27 Ｊｆｅスチール株式会社 極低窒素純鉄の溶製方法
GB2553342A (en) * 2016-09-02 2018-03-07 Materials Proc Institute Producing steel
CN109852766B (zh) * 2018-12-05 2020-11-03 敬业钢铁有限公司 一种rh炉精炼氢氧控制工艺
CN111270036A (zh) * 2020-04-05 2020-06-12 上海泰普星坦新材料有限公司 一种氢能直接还原生产海绵铁的系统和工艺方法

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