IMMERSION PERCOLATING FILTER

摘要

The invention relates to an immersion percolating filter for biologically cleaning liquids. Said filter comprises at least one supporting frame (13) which can be driven in a rotating manner about an axis (11), and at least one charge of colonising bodies (18) comprising flow channels, said charge being arranged in said frame. According to the invention, the colonising bodies (18) and the flow channels thereof are essentially radially oriented in relation to the axis (11).