Patent ID: 6447682
Filing Date: 2002-09-10
Classification: C02F,Y02A,Y02W,Y10S

Abstract:
A constructed wetland wastewater treatment system comprising:A) a constructed wetland comprising a reservoir defining a flow channel for the wastewater, the wastewater at least partially filling the reservoir, the reservoir having a lower surface, an inlet end where wastewater to be treated is introduced into the reservoir and an outlet end where treated water is discharged from the reservoir, wherein the water flows from the inlet end toward the outlet end; B) a source of pressurized air; C) a gas distributor in fluid communication with the source of pressurized air, the gas distributor being immersed in the water at least partially filling the reservoir at a location at or proximate to the lower surface and between the inlet end and the outlet end; and, D) a recycle system capable of moving treated water from the outlet end to the inlet end.