发明名称 FILTER PRECOATING METHOD
摘要 To control the flocculation of a mixture of fine anion and cation ion exchange resins in order to form an even coating on a filter septum, the resins are first mixed in a heavy slurry, and are then added at a controlled rate to the recirculation liquid entering the filter vessel.
申请公布号 US3674686(A) 申请公布日期 1972.07.04
申请号 USD3674686 申请日期 1970.02.24
申请人 DE LAVAL TURBINE INC. 发明人 DONALD B. BRIMMER;JAMES STUART BROWN;CHARLES H. BECKER
分类号 B01D37/02;B01J47/12;(IPC1-7):B01D15/04 主分类号 B01D37/02
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