FILTERING PLANT Russian patent published in 1995 - IPC

FIELD: mechanical engineering. SUBSTANCE: filtering plant has a cylindrical filter and pipelines with bolt reinforcement. The availability of collectors communicating with the inner cavity of the filtering cylinder, of collectors communicating with the cavities between the cylindrical housing, of cylindrical partition and filtering cylinder as well as the difference of control points of the overflow pipe, soil stacks, reservoir for receiving the initial water, reservoir for tapping the clarified water, reservoir for tapping the wash water - all this ensures the filter operation in the modes of filtration and regeneration of the filtering material without the pump equipment. EFFECT: enhanced quality of final cleaning of sewage. 3 dwg