Patent ID: 8070949

Claim:
A method for treating wastewater in a system comprised of a septic tank and a drainage field comprised of one or more drainage products buried in soil which comprises: (a) treating wastewater in a septic tank; (b) flowing pressurized wastewater from the septic tank to at least one device adapted for combining an oxygen-containing gas source material with wastewater; (c) mixing oxygen-containing gas source material with the pressurized wastewater as the wastewater flows through said at least one device; (d) flowing wastewater from said at least one device through a conduit coupled thereto; (e) at least partially treating the wastewater aerobically within the conduit with said oxygen-containing gas source material as the wastewater flows within the conduit; (f) flowing at least a portion of said treated wastewater from the conduit to a drainage field comprised of one or more drainage products buried within soil; and, (g) flowing wastewater from said one or more drainage products into the soil.