Filter plant.

摘要

Filter plant comprising a filter bottom (4) for supporting the filter material (2, 3) and for distributing flushing gas into the filter material, the underside of the filter bottom having chambers (12) which are open in the downward direction and each chamber possessing nozzles (5) which pass through the filter bottom. The lower end of each nozzle projects into the chamber and each chamber includes at least one feed line (11) for the flushing gas. The filter bottom can consist of cast concrete and its underside can be formed by permanent formwork.