KR102234126B1 - 용강의 제조 방법 - Google Patents

용강의 제조 방법 Download PDF

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Publication number
KR102234126B1
KR102234126B1 KR1020187022682A KR20187022682A KR102234126B1 KR 102234126 B1 KR102234126 B1 KR 102234126B1 KR 1020187022682 A KR1020187022682 A KR 1020187022682A KR 20187022682 A KR20187022682 A KR 20187022682A KR 102234126 B1 KR102234126 B1 KR 102234126B1
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KR
South Korea
Prior art keywords
slag
decarburization
hot
cold
furnace
Prior art date
Application number
KR1020187022682A
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English (en)
Korean (ko)
Other versions
KR20180099878A (ko
Inventor
뎁페이 스즈키
도루 다시로
Original Assignee
닛폰세이테츠 가부시키가이샤
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.)
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Application filed by 닛폰세이테츠 가부시키가이샤 filed Critical 닛폰세이테츠 가부시키가이샤
Publication of KR20180099878A publication Critical patent/KR20180099878A/ko
Application granted granted Critical
Publication of KR102234126B1 publication Critical patent/KR102234126B1/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
    • 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
    • C21C7/068—Decarburising
    • 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
    • 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
    • C21C7/076—Use of slags or fluxes as treating agents
    • 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)
KR1020187022682A 2016-07-27 2017-07-11 용강의 제조 방법 KR102234126B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2016-147313 2016-07-27
JP2016147313 2016-07-27
PCT/JP2017/025296 WO2018021019A1 (ja) 2016-07-27 2017-07-11 溶鋼の製造方法

Publications (2)

Publication Number Publication Date
KR20180099878A KR20180099878A (ko) 2018-09-05
KR102234126B1 true KR102234126B1 (ko) 2021-04-01

Family

ID=61017082

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020187022682A KR102234126B1 (ko) 2016-07-27 2017-07-11 용강의 제조 방법

Country Status (5)

Country Link
JP (1) JP6798554B2 (zh)
KR (1) KR102234126B1 (zh)
CN (1) CN108699613A (zh)
TW (1) TWI637062B (zh)
WO (1) WO2018021019A1 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7243185B2 (ja) * 2018-12-27 2023-03-22 日本製鉄株式会社 ホットスラグリサイクル方法
WO2021186964A1 (ja) * 2020-03-18 2021-09-23 Ｊｆｅスチール株式会社 スラグ製品の製造方法及びスラグ製品

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008280572A (ja) * 2007-05-09 2008-11-20 Nippon Steel Corp 溶鋼の吹錬方法
JP2014169492A (ja) * 2013-03-05 2014-09-18 Nippon Steel & Sumitomo Metal 溶鋼製造方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6475618A (en) 1987-09-18 1989-03-22 Sumitomo Metal Ind Method for treating converter slag
JPH0726140B2 (ja) * 1989-06-07 1995-03-22 新日本製鐵株式会社 転炉製鋼法
JPH04120209A (ja) 1990-09-10 1992-04-21 Sumitomo Metal Ind Ltd 転炉滓再利用による造滓剤
JP2607328Y2 (ja) 1993-11-12 2001-07-09 株式会社シマノ 自転車用リヤディレーラ
JP2002167616A (ja) * 2000-11-30 2002-06-11 Kawasaki Steel Corp 転炉製鋼法
JP3829696B2 (ja) 2001-11-19 2006-10-04 Ｊｆｅスチール株式会社 転炉滓の利用方法
KR101091954B1 (ko) * 2004-10-29 2011-12-13 주식회사 포스코 탈린용선을 이용한 전로 용강의 제조방법
JP5671801B2 (ja) 2010-01-13 2015-02-18 新日鐵住金株式会社 転炉精錬方法
CN102747181B (zh) * 2011-04-18 2015-01-07 宝山钢铁股份有限公司 9Ni钢的冶炼方法
CN102212640B (zh) * 2011-06-01 2013-11-27 首钢总公司 一种减少渣量的转炉炼钢法
KR101680094B1 (ko) * 2012-10-30 2016-11-28 제이에프이 스틸 가부시키가이샤 용선의 정련 방법
JP6213174B2 (ja) * 2013-11-15 2017-10-18 新日鐵住金株式会社 脱りん予備処理溶銑を用いる転炉の操業方法
CN103614508B (zh) * 2013-12-10 2015-02-25 首钢总公司 一种转炉冶炼高钛铁水的方法
JP6347174B2 (ja) * 2014-08-05 2018-06-27 新日鐵住金株式会社 脱りん予備処理溶銑を用いる転炉の操業方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008280572A (ja) * 2007-05-09 2008-11-20 Nippon Steel Corp 溶鋼の吹錬方法
JP2014169492A (ja) * 2013-03-05 2014-09-18 Nippon Steel & Sumitomo Metal 溶鋼製造方法

Also Published As

Publication number Publication date
WO2018021019A1 (ja) 2018-02-01
TWI637062B (zh) 2018-10-01
KR20180099878A (ko) 2018-09-05
JPWO2018021019A1 (ja) 2018-11-01
TW201812025A (zh) 2018-04-01
CN108699613A (zh) 2018-10-23
JP6798554B2 (ja) 2020-12-09

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