FIELD: liquid filtering equipment, in particular, removal of coarse-dispersion suspensions from industrial sewage water, preferably meat and food-processing industry sewage water.
SUBSTANCE: apparatus has identical preliminary and final purification devices comprising vertical conical screw which is axially mounted within drainage housing and is equipped with blades made from flexible material. Conical filtering surface is detachably fixed between said blades. Filtering surface of final purification device is made from packet of nets having foamed polyurethane layer. Screws are actuated by means of single actuating mechanism. Apparatus is additionally provided with sump mounted on frame.
EFFECT: increased efficiency, reduced manufacture costs and decreased sizes of filtering apparatus, usage of this apparatus for purifying various kinds of liquids, and minimum evaporation areas.
5 dwg
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|---|---|---|---|
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