TWI664294B - 鐵水的脫磷方法 - Google Patents

鐵水的脫磷方法 Download PDF

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Publication number
TWI664294B
TWI664294B TW107101411A TW107101411A TWI664294B TW I664294 B TWI664294 B TW I664294B TW 107101411 A TW107101411 A TW 107101411A TW 107101411 A TW107101411 A TW 107101411A TW I664294 B TWI664294 B TW I664294B
Authority
TW
Taiwan
Prior art keywords
molten iron
dephosphorizing
dephosphorization
oxygen source
slag
Prior art date
Application number
TW107101411A
Other languages
English (en)
Chinese (zh)
Other versions
TW201829788A (zh
Inventor
藤井勇輔
中井由枝
菊池直樹
森幹洋
前田孝彦
西口範孝
安藤拓矢
Original Assignee
日商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 日商杰富意鋼鐵股份有限公司 filed Critical 日商杰富意鋼鐵股份有限公司
Publication of TW201829788A publication Critical patent/TW201829788A/zh
Application granted granted Critical
Publication of TWI664294B publication Critical patent/TWI664294B/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
    • 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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Botany (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
TW107101411A 2017-01-18 2018-01-15 鐵水的脫磷方法 TWI664294B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017006360 2017-01-18
JP2017-006360 2017-01-18

Publications (2)

Publication Number Publication Date
TW201829788A TW201829788A (zh) 2018-08-16
TWI664294B true TWI664294B (zh) 2019-07-01

Family

ID=62908652

Family Applications (1)

Application Number Title Priority Date Filing Date
TW107101411A TWI664294B (zh) 2017-01-18 2018-01-15 鐵水的脫磷方法

Country Status (6)

Country Link
JP (1) JP6773135B2 (ja)
KR (1) KR102260155B1 (ja)
CN (2) CN110191968A (ja)
BR (1) BR112019014620A2 (ja)
TW (1) TWI664294B (ja)
WO (1) WO2018135351A1 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021014918A1 (ja) * 2019-07-22 2021-01-28 Ｊｆｅスチール株式会社 溶鉄の脱りん方法
JP7259803B2 (ja) * 2020-05-27 2023-04-18 Ｊｆｅスチール株式会社 電気炉による溶鉄の製造方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008231477A (ja) * 2007-03-19 2008-10-02 Jfe Steel Kk 溶銑の脱燐処理方法
JP2012031452A (ja) * 2010-07-29 2012-02-16 Jfe Steel Corp 溶銑の脱燐処理方法
CN104126019A (zh) * 2011-12-20 2014-10-29 杰富意钢铁株式会社 转炉炼钢方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57171610A (en) * 1981-04-13 1982-10-22 Nippon Steel Corp Dephosphorizing agent for molten metal and its production
JPH05294683A (ja) * 1992-04-13 1993-11-09 Nippon Steel Corp 生石灰の製造方法
JP3239197B2 (ja) 1993-07-05 2001-12-17 新日本製鐵株式会社 転炉製鋼法
JP2000282124A (ja) * 1999-03-29 2000-10-10 Kawasaki Steel Corp 転炉スラグの改質方法及び改質スラグを用いた溶銑脱りん方法
JP2001288507A (ja) 2000-04-04 2001-10-19 Nkk Corp 低燐溶銑の製造方法
JP2004176096A (ja) * 2002-11-26 2004-06-24 Osaka Koukai Kk 一次精錬用石灰系フラックス
JP4901132B2 (ja) * 2005-05-31 2012-03-21 Ｊｆｅスチール株式会社 転炉吹錬方法及び転炉吹錬用上吹きランス
TW200730636A (en) * 2005-11-09 2007-08-16 Jef Steel Corp Dephosphorization process of molten iron
JP4683427B2 (ja) * 2006-04-10 2011-05-18 大阪鋼灰株式会社 石灰系精錬用フラックス
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
JP5181520B2 (ja) 2007-04-16 2013-04-10 Ｊｆｅスチール株式会社 溶銑の脱燐処理方法
JP5064203B2 (ja) * 2007-12-26 2012-10-31 中山石灰工業株式会社 竪形焼成炉による塩焼き生石灰の製造法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008231477A (ja) * 2007-03-19 2008-10-02 Jfe Steel Kk 溶銑の脱燐処理方法
JP2012031452A (ja) * 2010-07-29 2012-02-16 Jfe Steel Corp 溶銑の脱燐処理方法
CN104126019A (zh) * 2011-12-20 2014-10-29 杰富意钢铁株式会社 转炉炼钢方法

Also Published As

Publication number Publication date
BR112019014620A2 (pt) 2020-04-14
KR102260155B1 (ko) 2021-06-02
TW201829788A (zh) 2018-08-16
JP6773135B2 (ja) 2020-10-21
WO2018135351A1 (ja) 2018-07-26
CN110191968A (zh) 2019-08-30
CN114457204A (zh) 2022-05-10
JPWO2018135351A1 (ja) 2019-11-07
KR20190099018A (ko) 2019-08-23

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