1
Joseph A Durda: Oscillating propeller type aerator apparatus and method. Aeration, Banner Birch McKie & Beckett, February 21, 1989: US04806251 (23 worldwide citation)

An oscillating propeller type aerator apparatus for more efficiently aerating a liquid is disclosed. The oscillating propeller type aerator apparatus for aerating a substance according to the present invention includes a propeller type aerator and an oscillating support system. The aerator includes ...


2
Randy W List, Jing Huang, Joseph F Widman, Brian J Cohen, Todd M Schroeder, Gregory R Harding, Paul P Gorbunow, Jason L Jones, Steven R Carleton: Universal bridge and wall mounted aeration apparatus. Aeration Industries International, Albert W Watkins, June 13, 2017: US09675942

A universal wall and bridge mounted aeration apparatus has a track extending between two distinct elevations that is coupled to a wall and bridge mount. An aeration unit is pivotally coupled to the track and has an aerator adapted to operatively at least partially submerge within and aerate a liquid ...