发明名称 Air inflow restrictor for vacuum filters
摘要 A rotary drum filter valve is provided with a valve having a valve segment with a first part which partially restricts the flow of filtrate from a head section and a second part which blocks from the head section.
申请公布号 US5683582(A) 申请公布日期 1997.11.04
申请号 US19960590969 申请日期 1996.01.24
申请人 BELOIT TECHNOLOGIES, INC. 发明人 LUTHI, OSCAR
分类号 B01D33/09;(IPC1-7):B01D33/06 主分类号 B01D33/09
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