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US4091971A Molten metal nozzle having capillary gas feed 失效
熔融金属喷嘴具有毛细管气体进料

Molten metal nozzle having capillary gas feed
摘要:
A shaped refractory body having an elongated passage for the feeding of molten metal. At least one conduit is provided extending from the exterior of said body into communication with the passage for the introduction of a gas thereto. The conduit is reduced in diameter at least at its inner end adjacent the passage to the size of a capillary.
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