device for belueftung of of a belueftungsbecken, at least one is arranged oberflaechenbeluefter and the beckenwand arranged daempfungsflaechen

摘要

Liq. aerating assembly, particularly for effluent treatment plants, consisting of an aerating tank contg. -1 surface aerator, the horizontal flow produced by its rotation striking the tank wall at an angle, with the improvement that -1 damping surface(s) are provided on or near the tank wall at least in the zone of impact of the horizontal flow and at or directly below, the level of the liq. surface. More esp. the damping surface is approximately horizontal.