KR20190062475A - 수랭식 랜스 - Google Patents

수랭식 랜스 Download PDF

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Publication number
KR20190062475A
KR20190062475A KR1020197012052A KR20197012052A KR20190062475A KR 20190062475 A KR20190062475 A KR 20190062475A KR 1020197012052 A KR1020197012052 A KR 1020197012052A KR 20197012052 A KR20197012052 A KR 20197012052A KR 20190062475 A KR20190062475 A KR 20190062475A
Authority
KR
South Korea
Prior art keywords
lance
outer cylinder
outer tube
temperature
thermal conductivity
Prior art date
Application number
KR1020197012052A
Other languages
English (en)
Korean (ko)
Inventor
요시히로 야마다
뎃페이 다무라
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.)
Filing date
Publication date
Application filed by 닛폰세이테츠 가부시키가이샤 filed Critical 닛폰세이테츠 가부시키가이샤
Publication of KR20190062475A publication Critical patent/KR20190062475A/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
    • 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
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4606—Lances or injectors
    • 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
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • 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
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4646—Cooling arrangements
    • 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
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4606—Lances or injectors
    • C21C2005/4626—Means for cooling, e.g. by gases, fluids or liquids

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Nozzles (AREA)
KR1020197012052A 2017-04-13 2018-04-09 수랭식 랜스 KR20190062475A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2017079573 2017-04-13
JPJP-P-2017-079573 2017-04-13
PCT/JP2018/014833 WO2018190283A1 (ja) 2017-04-13 2018-04-09 水冷式ランス

Publications (1)

Publication Number Publication Date
KR20190062475A true KR20190062475A (ko) 2019-06-05

Family

ID=63792588

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020197012052A KR20190062475A (ko) 2017-04-13 2018-04-09 수랭식 랜스

Country Status (5)

Country Link
JP (1) JP6733812B2 (ja)
KR (1) KR20190062475A (ja)
CN (1) CN110177888A (ja)
TW (1) TWI666327B (ja)
WO (1) WO2018190283A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7417086B2 (ja) 2020-03-19 2024-01-18 日本製鉄株式会社 上吹きランスの冷却方法、上吹きランスの冷却装置及び上吹きランス設備

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS589906A (ja) 1981-07-08 1983-01-20 Akira Yamamoto 銅製ジヤケツト

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62218510A (ja) * 1986-03-18 1987-09-25 Nippon Kokan Kk <Nkk> 酸素吹錬ランス
JPH0488108A (ja) * 1990-07-30 1992-03-23 Nkk Corp 転炉吹錬用ランス
JPH08157927A (ja) * 1994-12-02 1996-06-18 Kawasaki Heavy Ind Ltd 製鋼用ランス
US5885323A (en) * 1997-04-25 1999-03-23 Ltv Steel Company, Inc. Foamy slag process using multi-circuit lance
ATE437245T1 (de) * 2004-05-14 2009-08-15 Linde Inc Feinen von schmelzflüssigem metall
CN1330777C (zh) * 2005-07-28 2007-08-08 天津钢铁有限公司 转炉氧枪的水冷装置
JP5601296B2 (ja) * 2011-09-08 2014-10-08 新日鐵住金株式会社 転炉吹錬時における酸素上吹きランスへの地金の付着防止方法
CN102605135A (zh) * 2012-03-21 2012-07-25 沈阳东冶汉森冶金装备有限公司 一种带有表面涂层的转炉锥体氧枪

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS589906A (ja) 1981-07-08 1983-01-20 Akira Yamamoto 銅製ジヤケツト

Also Published As

Publication number Publication date
TW201842193A (zh) 2018-12-01
JP6733812B2 (ja) 2020-08-05
CN110177888A (zh) 2019-08-27
TWI666327B (zh) 2019-07-21
WO2018190283A1 (ja) 2018-10-18
JPWO2018190283A1 (ja) 2019-06-27

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