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公开(公告)号:US3595436A
公开(公告)日:1971-07-27
申请号:US3595436D
申请日:1969-01-17
申请人: SAAB AB
CPC分类号: F41J5/24
摘要: A container with powder therein has its interior continuously communicated with a pressure gas source. An outlet from the container is controlled by a valve having a remotely controllable actuator that is isolated from its valve element, to prevent the actuator from being fouled by powder.