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Sisk Francis J, Watson Jr Robert F: Apparatus for dissociating collected solids from a filtration membrane. Westinghouse Electric Corporation, Baehr Jr F J, February 26, 1974: US3794169 (27 worldwide citation)

Apparatus for producing a rapid reduction in the pressure followed by a high velocity slug of liquid to dissociate collected solids from a filtration membrane surface utilizing an air accumulator, check valve and a timed rapid pressure blowdown to dislodge the collected solids and flush them from th ...


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