RU2000110122A - SUBMERSIBLE NOZZLE - Google Patents

SUBMERSIBLE NOZZLE

Info

Publication number
RU2000110122A
RU2000110122A RU2000110122/02A RU2000110122A RU2000110122A RU 2000110122 A RU2000110122 A RU 2000110122A RU 2000110122/02 A RU2000110122/02 A RU 2000110122/02A RU 2000110122 A RU2000110122 A RU 2000110122A RU 2000110122 A RU2000110122 A RU 2000110122A
Authority
RU
Russia
Prior art keywords
nozzle
submersible
swirling
molten steel
submersible nozzle
Prior art date
Application number
RU2000110122/02A
Other languages
Russian (ru)
Other versions
RU2203771C2 (en
Inventor
Катсукийо МАРУКАВА
Сигета ХАРА
Синитиро ЙОКОЯ
Original Assignee
Катсукийо МАРУКАВА
Сигета ХАРА
Синитиро ЙОКОЯ
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 Катсукийо МАРУКАВА, Сигета ХАРА, Синитиро ЙОКОЯ filed Critical Катсукийо МАРУКАВА
Publication of RU2000110122A publication Critical patent/RU2000110122A/en
Application granted granted Critical
Publication of RU2203771C2 publication Critical patent/RU2203771C2/en

Links

Claims (6)

1. Погружное сопло, имеющее элемент для обеспечения завихрения потока расплавленной стали в сопле, выполненный в виде закрученной ленты, имеющей ширину D, приблизительно равную внутреннему диаметру сопла для разделения потока расплавленной стали на две завихренные части потока в погружном сопле.1. A submersible nozzle having an element for providing a swirl of the flow of molten steel in the nozzle, made in the form of a swirling tape having a width D approximately equal to the inner diameter of the nozzle for dividing the flow of molten steel into two swirling parts of the stream in the submersible nozzle. 2. Погружное сопло по п.1, в котором закрученная лента имеет соотношение L/D длины L к ширине D, составляющим от 0,5 до 2, и угол закручивания θ, составляющий 100o или более.2. The submersible nozzle according to claim 1, in which the swirling tape has a ratio L / D of length L to width D of 0.5 to 2, and a twist angle θ of 100 o or more. 3. Погружное сопло по п.1 или 2, которое является соплом прямого типа. 3. The submersible nozzle according to claim 1 or 2, which is a direct type nozzle. 4. Погружное сопло согласно пункту 1 или 2, которое является соплом раздвоенного типа. 4. Submersible nozzle according to paragraph 1 or 2, which is a bifurcated type nozzle. 5. Погружное сопло по п.3 или 4, в котором внутренняя стенка около выхода для расплавленной стали сопла выполнена в форме расходящейся дуги с радиусом кривизны в пределах от 30 до 300 мм в вертикальном сечении. 5. The submersible nozzle according to claim 3 or 4, in which the inner wall near the outlet for the molten steel of the nozzle is made in the form of a diverging arc with a radius of curvature ranging from 30 to 300 mm in a vertical section. 6. Погружное сопло по п.1, в котором выход в сопле имеет конструкцию без днища с двумя полыми участками в направлении к диаметру сопла. 6. Submersible nozzle according to claim 1, in which the outlet in the nozzle has a design without a bottom with two hollow sections in the direction of the diameter of the nozzle.
RU2000110122/02A 1997-09-22 1998-09-18 Immersible nozzle RU2203771C2 (en)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
JP9/275030 1997-09-22
JP9/275031 1997-09-22
JP9/275029 1997-09-22
JP27503197 1997-09-22
JP27502997 1997-09-22
JP27503097 1997-09-22
JP14237798 1998-05-08
JP10/142378 1998-05-08
JP10/142377 1998-05-08
JP14237898 1998-05-08

Publications (2)

Publication Number Publication Date
RU2000110122A true RU2000110122A (en) 2001-12-27
RU2203771C2 RU2203771C2 (en) 2003-05-10

Family

ID=27527643

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2000110122/02A RU2203771C2 (en) 1997-09-22 1998-09-18 Immersible nozzle

Country Status (9)

Country Link
US (1) US6435385B1 (en)
EP (1) EP1025933B1 (en)
KR (1) KR100527353B1 (en)
CN (1) CN1186147C (en)
AU (1) AU739918B2 (en)
CA (1) CA2300923C (en)
DE (2) DE1025933T1 (en)
RU (1) RU2203771C2 (en)
WO (1) WO1999015291A1 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1106286B1 (en) * 1999-12-02 2006-02-22 SMS Demag AG Device for feeding molten metal from a tundish through a submerged tube in a continuous casting mould
US6932250B2 (en) * 2003-02-14 2005-08-23 Isg Technologies Inc. Submerged entry nozzle and method for maintaining a quiet casting mold
JP3861861B2 (en) * 2003-08-04 2006-12-27 住友金属工業株式会社 Immersion nozzle for continuous casting and continuous casting method
JP4343907B2 (en) * 2003-08-22 2009-10-14 黒崎播磨株式会社 Immersion nozzle for continuous casting of steel and method for continuous casting of steel using the same
JP4508110B2 (en) * 2004-01-23 2010-07-21 住友金属工業株式会社 Immersion nozzle for continuous casting and continuous casting method using the same
DE602006000811T2 (en) * 2005-08-30 2008-07-03 Krosakiharima Corp., Kitakyushu Spout nozzle structure and method for increasing casting
ES2658172T3 (en) 2009-11-06 2018-03-08 Nippon Steel & Sumitomo Metal Corporation Continuous casting procedure for molten metal
JP5505969B2 (en) * 2010-03-15 2014-05-28 黒崎播磨株式会社 Long nozzle
DE102010062892B4 (en) * 2010-12-13 2023-07-06 Robert Bosch Gmbh Flow grid for use in a flow tube of a flowing fluid medium
EP2656945A1 (en) * 2012-04-26 2013-10-30 SMS Concast AG Fire-proof cast pipe for a mould for strand casting metal melt
EP2835193A1 (en) * 2013-08-05 2015-02-11 Refractory Intellectual Property GmbH & Co. KG Refractory ceramic nozzle
CN110801951A (en) * 2018-08-05 2020-02-18 大连理工大学 Nozzle with multi-hole parallel type spray holes
CN110801955A (en) * 2018-08-05 2020-02-18 大连理工大学 Nozzle with torsional variable-section spray hole
CN110801946A (en) * 2018-08-05 2020-02-18 大连理工大学 Nozzle with torsional round-corner rectangular spray holes
EP3900855A1 (en) * 2020-04-21 2021-10-27 Refractory Intellectual Property GmbH & Co. KG Rotatable insert and submerged nozzle

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4142682A (en) * 1977-02-04 1979-03-06 Bowen Norman D Spray nozzle insert
JPS61126953A (en) * 1984-11-22 1986-06-14 Nippon Steel Corp Method for stirring molten steel in continuous casting mold
JPS626957U (en) * 1985-06-28 1987-01-16
JPS63108966A (en) * 1986-10-24 1988-05-13 Hiromitsu Nakagawa Immersion nozzle of tundish
JPH0474820A (en) * 1990-07-17 1992-03-10 Sumitomo Metal Ind Ltd Method for accelerating degassing of molten steel
JPH04304308A (en) * 1991-03-29 1992-10-27 Sumitomo Metal Ind Ltd Method for promoting degassing in molten metal
JPH05185192A (en) * 1992-01-13 1993-07-27 Kawasaki Steel Corp Immersed nozzle for continuous casting
JPH07303949A (en) * 1994-03-18 1995-11-21 Kawasaki Steel Corp Continuous casting method and nozzle for continuous casting
JP2986688B2 (en) * 1994-07-29 1999-12-06 東芝セラミックス株式会社 Gas blowing nozzle
JPH08215809A (en) * 1994-12-14 1996-08-27 Nippon Steel Corp Nozzle for continuous casting steel

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