Patent ID: 8753253

Claim:
A separator for separating air and any present solids from a mixture of dental waste water, comprising an air-water separator ( 1 ) in turn comprising a centrifuge drum ( 4 ), a mixture supply tube ( 3 ) opening into the centrifuge drum ( 4 ), an air discharge duct ( 5 ) extending from the centrifuge drum ( 4 ) to the mixture supply tube ( 3 ), the centrifuge drum ( 4 ) having an upper draining edge ( 6 b ), a water outlet ( 8 ) guided over the upper draining edge ( 6 b ) onto and outside of the centrifuge drum ( 4 ), a central turbine wheel ( 10 ) positioned within the centrifuge drum ( 4 ) and into which the mixture supply tube ( 3 ) opens, the central turbine wheel ( 10 ) arranged adjacent a bottom ( 9 ) of the centrifuge drum ( 4 ), and a waste water delivery pump ( 12 ) having an impeller ( 11 ), communicating with the water outlet ( 8 ), and arranged adjacent both the outside of the centrifuge drum ( 4 ) and the centrifuge drum bottom ( 9 ).