发明名称 FILTER DEVICE
摘要 A compact device for filtering microorganisms such as bacteria from water or other liquid containing the same has a generally flat, envelope-type structure wherein the envelope is divided into a liquid-receiving upper chamber and a lower filtrate-receiving chamber by a flexible microporous membrane.
申请公布号 US3675780(A) 申请公布日期 1972.07.11
申请号 USD3675780 申请日期 1970.09.25
申请人 ROBERT A. MARSHALL;HOWARD J. BARACH 发明人 ROBERT A. MARSHALL;HOWARD J. BARACH
分类号 B01D35/00;(IPC1-7):B01D31/00;B01D29/04 主分类号 B01D35/00
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