Patent ID: 9089822
Filing Date: 2015-07-28
Classification: B01F

Abstract:
1. An aeration system, comprising: a housing; a fluid inlet disposed at a first end of the housing; an outlet disposed at a second end of the housing; a cylindrical support member rotatably mounted within the housing between the inlet and the outlet, and supported therein by a plurality of bearings, the support member having an interior surface enclosing an interior cavity, the interior cavity being in communication with the fluid inlet and the outlet; at least one vane disposed on the interior surface of the support member and extending from the interior surface towards the rotational axis of the support member, the at least one vane including an inner edge positioned such that a gap is defined between the inner edge of the at least one vane and the rotational axis of the support member; at least one gas inlet in communication with the interior cavity of the support member; and a motive device for rotating the support member within the housing; and a jacket surrounding the housing and positioned so as to define a gap between the jacket and housing, the jacket including an inlet aperture positioned proximate the fluid inlet and an outlet aperture positioned proximate the outlet; the jacket being adapted to direct a portion of an aerated fluid stream exiting the outlet and redirect the portion of the aerated fluid stream towards the fluid inlet.