Integrated submerged entry nozzle and its manufacture
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United States of America Patent
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Nov 30, 1999
Grant Date -
N/A
app pub date -
Apr 22, 1998
filing date -
Apr 22, 1997
priority date (Note) -
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status (Latency Note)
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Abstract
An integrated submerged entry nozzle for thin slab continuous casting has a plate member 12 corresponding to the lower plate of a slide gate and a nozzle member 11 having a flat molten steel passage section in the part to be submerged into molten steel of at least the tip, the both 11. 12 being integrated together by the use of an organic adhesive. The plate member 12 and the nozzle member 11 are separately formed followed by baking or firing, the both 11, 12 are adhered together by the use of an organic adhesive, the adhesive is dried, the outside is covered with a shell, and refractory mortar is filled in the space. Thereafter, a refractory ring 28 is adhered in such a manner as to cover the inside of the adhesive joint part followed by drying.
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