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B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01D—SEPARATION
B01D33/00—Filters with filtering elements which move during the filtering operation
B01D33/15—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces
B01D33/21—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces with hollow filtering discs transversely mounted on a hollow rotary shaft
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FR424857A1910-02-211911-01-14Perfectionnements aux machines à filtrer
ExpiredFR424857A
(fr)