Integral circular wastewater treatment plant

摘要

The plant includes circular outer and inner walls, first and second radial partitions across the intermediate volume spaced to form a first arcuate clarifier portion and a second arcuate portion, first and second covered aeration zones with gas and liquor passages therebetween, and means for uniformly distributing oxygenated liquor around the clarifier inner wall for radial flow toward the outer wall.