发明名称 Air inflow restrictor for disc filters
摘要 A rotary filter valve is provided with a variable restriction of the timing plate which minimizes bypass gas entering the vacuum system during emergence of the filter elements from the submerged condition.
申请公布号 US5503737(A) 申请公布日期 1996.04.02
申请号 US19940279603 申请日期 1994.07.25
申请人 INGERSOLL-RAND COMPANY 发明人 LUTHI, OSCAR
分类号 B01D33/09;B01D33/13;B01D33/82;D21D1/30;(IPC1-7):B01D33/09 主分类号 B01D33/09
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