KR100922068B1 - 노즐막힘 방지장치 - Google Patents
노즐막힘 방지장치 Download PDFInfo
- Publication number
- KR100922068B1 KR100922068B1 KR1020020085322A KR20020085322A KR100922068B1 KR 100922068 B1 KR100922068 B1 KR 100922068B1 KR 1020020085322 A KR1020020085322 A KR 1020020085322A KR 20020085322 A KR20020085322 A KR 20020085322A KR 100922068 B1 KR100922068 B1 KR 100922068B1
- Authority
- KR
- South Korea
- Prior art keywords
- nozzle
- molten steel
- insulating material
- porosity
- preventing
- Prior art date
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Classifications
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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
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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
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/10—Supplying or treating molten metal
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Continuous Casting (AREA)
Abstract
Description
Claims (2)
- 턴디시로부터 주형에 용강을 공급하는 노즐이 막히는 것을 방지하는 노즐막힘 방지장치에 있어서,상기 노즐의 외주면에 기공도가 20% 내지 30% 이고, 두께가 17mm 이상인 단열재를 용강의 탕면으로부터 50mm 내지 200mm 사이에 부착 설치하는 것을 특징으로 하는 노즐막힘 방지장치.
- 제 1 항에 있어서,상기 단열재와 상기 노즐의 외주면 사이에 1mm 내지 1.5mm의 공기틈이 형성되는 것을 특징으로 하는 노즐막힘 방지장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020085322A KR100922068B1 (ko) | 2002-12-27 | 2002-12-27 | 노즐막힘 방지장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020085322A KR100922068B1 (ko) | 2002-12-27 | 2002-12-27 | 노즐막힘 방지장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040058810A KR20040058810A (ko) | 2004-07-05 |
KR100922068B1 true KR100922068B1 (ko) | 2009-10-16 |
Family
ID=37350879
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020020085322A KR100922068B1 (ko) | 2002-12-27 | 2002-12-27 | 노즐막힘 방지장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100922068B1 (ko) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5728659A (en) | 1980-07-30 | 1982-02-16 | Daido Steel Co Ltd | Method for preheating soaking tube in continuous casting |
JPS62224472A (ja) | 1986-03-25 | 1987-10-02 | Hitachi Metals Ltd | ノズル |
KR910014163A (ko) * | 1990-01-16 | 1991-08-31 | 정명식 | 연속주조시 턴디쉬 노즐막힘방지장치 |
JPH0751818A (ja) * | 1993-08-10 | 1995-02-28 | Kurosaki Refract Co Ltd | カーボン含有鋳造用ノズル |
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2002
- 2002-12-27 KR KR1020020085322A patent/KR100922068B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5728659A (en) | 1980-07-30 | 1982-02-16 | Daido Steel Co Ltd | Method for preheating soaking tube in continuous casting |
JPS62224472A (ja) | 1986-03-25 | 1987-10-02 | Hitachi Metals Ltd | ノズル |
KR910014163A (ko) * | 1990-01-16 | 1991-08-31 | 정명식 | 연속주조시 턴디쉬 노즐막힘방지장치 |
JPH0751818A (ja) * | 1993-08-10 | 1995-02-28 | Kurosaki Refract Co Ltd | カーボン含有鋳造用ノズル |
Also Published As
Publication number | Publication date |
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KR20040058810A (ko) | 2004-07-05 |
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