Device for circulating a liquid received in a container having a stirring body with an aperture provided on the stirring body

摘要: A device for circulating a liquid received in container, particular wastewater tank, has hyperboloid-like or truncated cone-like stirring body mounted on vertical shaft, wherein plurality of transport ribs extending from the peripheral edge direction shaft are provided an outer side body, centerline between two adjacent is defined by points equal minimum distance each crest line ribs, aperture and area delimited geometric center gravity. The gravity disposed region one ribs.