SEWAGE TREATMENT SYSTEM

摘要

A sewage treatment system in which a bulbous shaped fiberglass tank is provided with an inlet and an outlet with an internal divider plate separating the tank into an aeration compartment and a settling compartment and a continuously activated air-nozzle sludge removing conduit for removing sludge from the bottom of the settling compartment and filtering means upstream of the outlet for preventing the discharge of solid particles with a back-wash liquid air nozzle beneath the liquid surface for continuously back-washing the filter means and for creating surface turbulence in the settling compartment for enhancing the operation of an air-nozzle operated skimmer means mounted adjacent the surface of liquid in the settling compartment.