KR900012709A - 용강(熔鋼) 주입노즐 - Google Patents

용강(熔鋼) 주입노즐 Download PDF

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KR900012709A
KR900012709A KR1019900001419A KR900001419A KR900012709A KR 900012709 A KR900012709 A KR 900012709A KR 1019900001419 A KR1019900001419 A KR 1019900001419A KR 900001419 A KR900001419 A KR 900001419A KR 900012709 A KR900012709 A KR 900012709A
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molten steel
injection nozzle
steel injection
zirconia
average particle
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KR1019900001419A
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KR920005724B1 (ko
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미쓰루 안도오
다까후미 아오기
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우시고메 스스무
아께찌 세라믹스 가부시기가이샤
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    • 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
    • B22D41/52—Manufacturing or repairing thereof
    • B22D41/54—Manufacturing or repairing thereof characterised by the materials used 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
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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
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Abstract

내용 없음

Description

용강(熔鋼) 주입노즐
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 침지(浸漬) 노즐로서의 본 발명의 용강주입 노즐의 하나의 실시사례를 표시하는 개략수직 단면도.

Claims (4)

  1. 하기를 특징으로 하는 그것을 통하여 용강이 흐르는 내공을 2축선에 따라 갖는 용강 주입 노즐, 상기 내공을 형성하는 이 용강 주엽노즐의 내측부분의 적어도 일부는 본질적으로 하기 내화물로 형성되어 있다.
    큐빅 지르코니아 및 칼슘 지르코네이트로된 지르코니아 콜링커 40-85wt.% 단, 상기 지르코니아 클링커속의 산화칼슘의 함유량은 이 지르코니아 클링커 100중량%에 대하여 3-35중량%의 범위내에 있다.
    흑연 10-30wt.% 및 하기 군에서 선택한 하나 이상의 성분 실리카 1-15wt.% 및 마그네시아 1-15wt.%.
  2. 제1항에 있어서, 용강 주입노즐의 전체가 내화물로 형성되어 있는 것을 특징으로 하는 용강 주입노즐.
  3. 제1항에 있어서, 내공을 형성하는 용강 주입노즐의 내측부분이 내화물로 형성되어 있는 것을 특징으로 하는 용강 주입노즐.
  4. 제2항 또는 제3항에 있어서, 지르코니아 클링커의 평균 입자의 직경은 44㎛이하이고, 흑연의 평균입자직경은 500㎛이하이고 그리고 실리카 및 마그네시아의 평균 입자의 직경은 20㎛이하인 것을 특징으로 하는 용강 주입노즐.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900001419A 1989-02-07 1990-02-06 용강(溶鋼) 주입노즐 KR920005724B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1028279A JPH02207951A (ja) 1989-02-07 1989-02-07 連続鋳造用ノズルの製造方法
JP1-28279 1989-02-07

Publications (2)

Publication Number Publication Date
KR900012709A true KR900012709A (ko) 1990-09-01
KR920005724B1 KR920005724B1 (ko) 1992-07-16

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KR1019900001419A KR920005724B1 (ko) 1989-02-07 1990-02-06 용강(溶鋼) 주입노즐

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US (1) US4989762A (ko)
JP (1) JPH02207951A (ko)
KR (1) KR920005724B1 (ko)
DE (1) DE4003568A1 (ko)
FR (1) FR2642687B1 (ko)
GB (1) GB2227962B (ko)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5151201A (en) * 1988-07-01 1992-09-29 Vesuvius Crucible Company Prevention of erosion and alumina build-up in casting elements
JPH03221249A (ja) * 1990-01-23 1991-09-30 Akechi Ceramics Kk 連続鋳造用浸漬ノズル
JPH0747197B2 (ja) * 1992-01-27 1995-05-24 東京窯業株式会社 溶鋼の連続鋳造用ノズル
US5335833A (en) * 1992-09-14 1994-08-09 Vesuvius Crucible Company Zirconia graphite slide gate plates
US5370370A (en) * 1993-02-19 1994-12-06 Vesuvius Crucible Company Liner for submerged entry nozzle
JPH07214259A (ja) * 1994-01-25 1995-08-15 Akechi Ceramics Kk 溶鋼の連続鋳造用ノズル
JPH10166116A (ja) * 1996-12-05 1998-06-23 Akechi Ceramics Kk 連続鋳造用ノズル
KR100286663B1 (ko) * 1996-12-13 2001-04-16 이구택 티밍래들용 염기성 내화물
US5902511A (en) * 1997-08-07 1999-05-11 North American Refractories Co. Refractory composition for the prevention of alumina clogging
JP2959632B1 (ja) * 1998-07-09 1999-10-06 明智セラミックス株式会社 連続鋳造用ノズル
US6491190B1 (en) 1999-11-22 2002-12-10 Bruce E. Dunworth Permeable refractory nozzle and manufacturing method
US6637629B2 (en) 2000-04-18 2003-10-28 Toshiba Ceramics Co., Ltd. Immersion nozzle
DE602004022073D1 (de) * 2003-08-22 2009-08-27 Krosakiharima Corp Tauchdüse für strangguss von stahl und verfahren zum stranggiessen von stahl unter verwendung der tauchdüse
KR101288028B1 (ko) 2010-05-07 2013-07-19 구로사키 하리마 코포레이션 내화물, 그 내화물을 사용한 연속 주조용 노즐 및 그 연속 주조용 노즐의 제조 방법 및 그 연속 주조용 노즐을 사용한 연속 주조 방법
DE102012003483B3 (de) * 2012-02-21 2013-02-21 Technische Universität Bergakademie Freiberg Thermoschock- und korrosionsbeständiger Keramikwerkstoff auf der Basis von Calciumzirkonat und Verfahren zu seiner Herstellung
PL2975010T3 (pl) * 2014-07-14 2017-01-31 Refractory Intellectual Property Gmbh & Co. Kg Ditlenek cyrkonu, zastosowanie ditlenku cyrkonu i sposób wytwarzania wyrobu ogniotrwałego
KR101597254B1 (ko) * 2014-10-31 2016-02-24 주식회사 포스코 연속주조용 침지노즐
CN110918970B (zh) * 2019-11-15 2021-06-25 中天钢铁集团有限公司 一种降低硅脱氧钢加工过程断丝率的浸入式水口内衬材料

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT247533B (de) * 1964-11-20 1966-06-10 Plansee Metallwerk Behälter zur Aufnahme von Metallschmelzen, insbesondere Eisen- und Stahlschmelzen
JPS591229B2 (ja) * 1978-04-26 1984-01-11 明知耐火煉瓦株式会社 溶鋼の連続鋳造用浸漬ノズル
IT1186695B (it) * 1982-07-05 1987-12-04 Centro Speriment Metallurg Perfezionamento nel colaggio di acciat calmati all'alluminio
FR2533208B1 (fr) * 1982-09-22 1986-08-01 Produits Refractaires Composition refractaire moulable a base de zircone partiellement stabilisee et d'un liant hydraulique alumineux, sa preparation et pieces fabriquees a partir de cette composition
US4585485A (en) * 1983-01-24 1986-04-29 Hiroshi Shikano Refractory sliding nozzle plate
JPS59162174A (ja) * 1983-03-07 1984-09-13 ハリマセラミック株式会社 連続鋳造用ノズルの製造方法
IT1172313B (it) * 1983-07-27 1987-06-18 Centro Speriment Metallurg Perfezionamento negli scaricatori per il colaggio di acciai calmati all'alluminio
AU593102B2 (en) * 1986-05-22 1990-02-01 Foseco International Limited Casting of metals
JP2542585B2 (ja) * 1986-08-08 1996-10-09 東芝セラミツクス株式会社 連続鋳造用浸漬ノズル
DE3627337A1 (de) * 1986-08-12 1988-02-25 Didier Werke Ag Eintauchausguss und verfahren zu seiner herstellung
JPS63162566A (ja) * 1986-12-24 1988-07-06 美濃窯業株式会社 塩基性耐火組成物
FR2633611B1 (fr) * 1988-07-01 1991-05-10 Vesuvius France Sa Materiau pour le recouvrement d'organe de coulee

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Publication number Publication date
FR2642687A1 (fr) 1990-08-10
DE4003568C2 (ko) 1992-09-10
GB2227962B (en) 1992-12-16
DE4003568A1 (de) 1990-08-09
GB9001483D0 (en) 1990-03-21
JPH02207951A (ja) 1990-08-17
JPH0314540B2 (ko) 1991-02-27
FR2642687B1 (fr) 1993-12-31
KR920005724B1 (ko) 1992-07-16
GB2227962A (en) 1990-08-15
US4989762A (en) 1991-02-05

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