EP2170543A4 - Apparatus for preventing nozzle clogging, apparatus for continuous casting having the same, method for preventing nozzle clogging and method for continuous casting using the same - Google Patents

Apparatus for preventing nozzle clogging, apparatus for continuous casting having the same, method for preventing nozzle clogging and method for continuous casting using the same

Info

Publication number
EP2170543A4
EP2170543A4 EP08778377A EP08778377A EP2170543A4 EP 2170543 A4 EP2170543 A4 EP 2170543A4 EP 08778377 A EP08778377 A EP 08778377A EP 08778377 A EP08778377 A EP 08778377A EP 2170543 A4 EP2170543 A4 EP 2170543A4
Authority
EP
European Patent Office
Prior art keywords
same
continuous casting
nozzle clogging
preventing nozzle
preventing
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.)
Ceased
Application number
EP08778377A
Other languages
German (de)
French (fr)
Other versions
EP2170543A1 (en
Inventor
Oh Duck Kwon
Ki Hoon Kim
Seung Gyou Kang
Kyoung Mok Lee
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.)
Posco Holdings Inc
Original Assignee
Posco Co Ltd
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 Posco Co Ltd filed Critical Posco Co Ltd
Publication of EP2170543A1 publication Critical patent/EP2170543A1/en
Publication of EP2170543A4 publication Critical patent/EP2170543A4/en
Ceased 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
    • 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
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • 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
    • B22D41/14—Closures
    • B22D41/22—Closures sliding-gate type, i.e. having a fixed plate and a movable plate in sliding contact with each other for selective registry of their openings
    • B22D41/42—Features relating to gas injection
    • 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
    • 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)
EP08778377A 2007-06-26 2008-06-26 Apparatus for preventing nozzle clogging, apparatus for continuous casting having the same, method for preventing nozzle clogging and method for continuous casting using the same Ceased EP2170543A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020070062651A KR20080113771A (en) 2007-06-26 2007-06-26 Nozzle blockage preventing device, continuous casting device having the same, nozzle blockage prevention method and continuous casting method using the same
PCT/KR2008/003672 WO2009002105A1 (en) 2007-06-26 2008-06-26 Apparatus for preventing nozzle clogging, apparatus for continuous casting having the same, method for preventing nozzle clogging and method for continuous casting using the same

Publications (2)

Publication Number Publication Date
EP2170543A1 EP2170543A1 (en) 2010-04-07
EP2170543A4 true EP2170543A4 (en) 2012-07-25

Family

ID=40185823

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08778377A Ceased EP2170543A4 (en) 2007-06-26 2008-06-26 Apparatus for preventing nozzle clogging, apparatus for continuous casting having the same, method for preventing nozzle clogging and method for continuous casting using the same

Country Status (3)

Country Link
EP (1) EP2170543A4 (en)
KR (1) KR20080113771A (en)
WO (1) WO2009002105A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101109450B1 (en) * 2010-04-30 2012-02-09 현대제철 주식회사 Estimation method of immersion nozzle clogging degree and estimation method of immersion nozzle replacement time
KR101246522B1 (en) * 2010-10-27 2013-03-26 현대제철 주식회사 Method and Apparatus for purging of a exchange part for ladle
KR101320342B1 (en) * 2011-09-28 2013-10-23 현대제철 주식회사 Device for extracting inclusion entrapped slab and method thereof
KR101412536B1 (en) * 2012-01-31 2014-06-26 현대제철 주식회사 Device for forecasting number of continuous-continuous casting on continuous casting process and method therefor
KR101400045B1 (en) * 2012-04-26 2014-05-30 현대제철 주식회사 Method for forecasting possibility of additional continuous-continuous casting on continuous casting process
KR101581550B1 (en) * 2014-04-29 2015-12-31 현대제철 주식회사 Method for predicting distribution of gas in molten steel
JP6515388B2 (en) * 2015-10-02 2019-05-22 日本製鉄株式会社 Upper nozzle for continuous casting
KR102122656B1 (en) * 2018-09-27 2020-06-12 현대제철 주식회사 Apparatus for predicting gas on the pipeline leakage in continuous casting process and method therefor
CN110883332B (en) * 2019-11-21 2023-08-15 中冶赛迪技术研究中心有限公司 Method and system for online detection of nozzle blockage
CN110788290B (en) * 2019-11-22 2024-07-30 中冶赛迪技术研究中心有限公司 System and method for preventing continuous casting secondary cooling nozzle from being blocked
CN112157240B (en) * 2020-09-30 2022-03-22 首钢集团有限公司 Method for detecting blockage of submerged nozzle of crystallizer
CN114103103B (en) * 2021-11-23 2023-09-29 栗荣安 A3D printer for printing from facial moulding product of subsides formula nasal part

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07112253A (en) * 1993-10-14 1995-05-02 Nippon Steel Corp Inert gas flow controller in continuous casting machine
KR20000045533A (en) * 1998-12-30 2000-07-15 이구택 Method for preventing tundish nozzle from being clogged on continuous casting

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004057381A1 (en) * 2004-11-26 2006-06-01 Heraeus Electro-Nite International N.V. Method for controlling the flow and bottom outlet for a metallurgical vessel

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07112253A (en) * 1993-10-14 1995-05-02 Nippon Steel Corp Inert gas flow controller in continuous casting machine
KR20000045533A (en) * 1998-12-30 2000-07-15 이구택 Method for preventing tundish nozzle from being clogged on continuous casting

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2009002105A1 *

Also Published As

Publication number Publication date
WO2009002105A1 (en) 2008-12-31
KR20080113771A (en) 2008-12-31
WO2009002105A9 (en) 2009-02-19
EP2170543A1 (en) 2010-04-07

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