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Publication of FR560975ApublicationCriticalpatent/FR560975A/fr
B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01D—SEPARATION
B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
B01D25/12—Filter presses, i.e. of the plate or plate and frame type
B01D25/21—Plate and frame presses
B01D25/215—Construction of the filter plates, frames
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FR560975D1922-11-221923-01-13Perfectionnements aux procédés et appareils pour filtrer les liquides ou les semi-liquides et produits obtenus
ExpiredFR560975A
(fr)