发明授权
US5686008A Closure and regulation apparatus for a metallurgical vessel 失效
冶金容器的封闭和调节装置

Closure and regulation apparatus for a metallurgical vessel
摘要:
A closure and/or regulation apparatus for controlling the outflow of melt from a metallurgical vessel includes a stator and a rotor rotatable relative to the stator. Additional responsive control of outflow is provided by a chamber that is part of or is connected to an outflow channel that can be connected to a vacuum generator.
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