EP2837441A4 - Method for manufacturing high-purity steel casting, and tundish - Google Patents

Method for manufacturing high-purity steel casting, and tundish

Info

Publication number
EP2837441A4
EP2837441A4 EP13806075.1A EP13806075A EP2837441A4 EP 2837441 A4 EP2837441 A4 EP 2837441A4 EP 13806075 A EP13806075 A EP 13806075A EP 2837441 A4 EP2837441 A4 EP 2837441A4
Authority
EP
European Patent Office
Prior art keywords
tundish
steel casting
manufacturing high
purity steel
purity
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP13806075.1A
Other languages
German (de)
French (fr)
Other versions
EP2837441A1 (en
Inventor
Kohei Furumai
Norichika Aramaki
Yuji Miki
Takeshi Murai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JFE Steel Corp
Original Assignee
JFE Steel Corp
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 JFE Steel Corp filed Critical JFE Steel Corp
Publication of EP2837441A1 publication Critical patent/EP2837441A1/en
Publication of EP2837441A4 publication Critical patent/EP2837441A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/10—Supplying or treating molten metal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/003—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like with impact pads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • B22D1/002—Treatment with gases
    • B22D1/005—Injection assemblies therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/10—Supplying or treating molten metal
    • B22D11/11—Treating the molten metal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/10—Supplying or treating molten metal
    • B22D11/11—Treating the molten metal
    • B22D11/116—Refining the metal
    • B22D11/117—Refining the metal by treating with gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/08—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like for bottom pouring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/50—Pouring-nozzles
    • B22D41/58—Pouring-nozzles with gas injecting means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Continuous Casting (AREA)
  • Metal Rolling (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
EP13806075.1A 2012-06-18 2013-06-10 Method for manufacturing high-purity steel casting, and tundish Withdrawn EP2837441A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2012136779 2012-06-18
JP2012261788 2012-11-30
PCT/JP2013/003632 WO2013190799A1 (en) 2012-06-18 2013-06-10 Method for manufacturing high-purity steel casting, and tundish

Publications (2)

Publication Number Publication Date
EP2837441A1 EP2837441A1 (en) 2015-02-18
EP2837441A4 true EP2837441A4 (en) 2015-07-01

Family

ID=49768414

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13806075.1A Withdrawn EP2837441A4 (en) 2012-06-18 2013-06-10 Method for manufacturing high-purity steel casting, and tundish

Country Status (7)

Country Link
EP (1) EP2837441A4 (en)
JP (1) JP5807719B2 (en)
KR (1) KR101684382B1 (en)
CN (1) CN104364032B (en)
BR (1) BR112014030786B1 (en)
IN (1) IN2014DN09141A (en)
WO (1) WO2013190799A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101969111B1 (en) * 2017-08-08 2019-04-15 주식회사 포스코 Casting apparatus and the method thereof
JP6493635B1 (en) * 2017-08-30 2019-04-03 Ｊｆｅスチール株式会社 Method of continuous casting of steel and method of manufacturing thin steel sheet
TW202003134A (en) * 2018-06-07 2020-01-16 日商日本製鐵股份有限公司 Continuous casting facility and continuous casting method used for thin slab casting
JP6841386B2 (en) * 2018-08-31 2021-03-10 Ｊｆｅスチール株式会社 How to start continuous steel casting
WO2021002130A1 (en) * 2019-07-01 2021-01-07 Ｊｆｅスチール株式会社 Manufacturing method for high-cleanliness steel
CN114025897B (en) * 2019-07-01 2022-12-02 杰富意钢铁株式会社 Manufacturing method of high-clean steel
US11338357B2 (en) * 2019-08-19 2022-05-24 Harbisonwalker International, Inc. Diffusion article
CN112191835B (en) * 2020-10-12 2024-04-19 武汉科技大学 Multi-stage bottom swirling type current stabilizer
DE102021208605A1 (en) * 2021-08-06 2023-02-09 Sms Group Gmbh Changing system for a tundish unit, tundish unit for a changing system, atomization system and method for atomizing molten metal
KR20240167900A (en) * 2022-04-26 2024-11-28 제이에프이 스틸 가부시키가이샤 Tundish and continuous casting method using it
WO2024053291A1 (en) * 2022-09-09 2024-03-14 Ｊｆｅスチール株式会社 Tundish for continuous casting, steel continuous casting method, and gas supply device
KR20250044727A (en) * 2022-09-09 2025-04-01 제이에프이 스틸 가부시키가이샤 Tundish for continuous casting, continuous casting method of steel, and weir

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS536231A (en) 1976-07-07 1978-01-20 Nippon Kokan Kk Method of making clean steel
US5358551A (en) 1993-11-16 1994-10-25 Ccpi, Inc. Turbulence inhibiting tundish and impact pad and method of using
JP3563222B2 (en) 1997-01-31 2004-09-08 日本冶金工業株式会社 Tundish for continuous casting of steel
GB9903937D0 (en) * 1999-02-22 1999-04-14 Foseco Int Tundish impact pad
JP4186660B2 (en) 2002-04-12 2008-11-26 Ｊｆｅスチール株式会社 Flow control pad for molten metal in tundish
JP4221976B2 (en) 2002-09-04 2009-02-12 Ｊｆｅスチール株式会社 Flow control weir of molten metal in tundish
JP4023289B2 (en) 2002-11-05 2007-12-19 Ｊｆｅスチール株式会社 Manufacturing method of high cleanliness steel slab by continuous casting
JP4220840B2 (en) 2003-06-12 2009-02-04 黒崎播磨株式会社 Method for removing inclusions in tundish and weir used therefor
JP5556465B2 (en) * 2010-07-15 2014-07-23 Ｊｆｅスチール株式会社 Manufacturing method of high cleanliness steel slab by continuous casting
JP5516235B2 (en) * 2010-08-27 2014-06-11 Ｊｆｅスチール株式会社 Manufacturing method of high cleanliness steel slab by continuous casting

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *

Also Published As

Publication number Publication date
EP2837441A1 (en) 2015-02-18
KR20150006859A (en) 2015-01-19
WO2013190799A1 (en) 2013-12-27
CN104364032B (en) 2017-02-22
BR112014030786B1 (en) 2022-09-20
KR101684382B1 (en) 2016-12-08
JP5807719B2 (en) 2015-11-10
IN2014DN09141A (en) 2015-05-22
BR112014030786A2 (en) 2017-06-27
CN104364032A (en) 2015-02-18
JPWO2013190799A1 (en) 2016-02-08

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