Patent ID: 9409803
Filing Date: 2016-08-09
CPC Classification: C02F,Y02W

Claim Text:
1. A method of improving sludge removal and maintaining effluent quality, the method comprising: directing an incoming wastewater stream to a treatment facility, the stream having a flow of at least 20,000 gallons per day; the incoming wastewater stream having at least 50 mg/L solids and 100 mg/L: BOD; removing solids and BOD from the incoming wastewater stream in the treatment facility to provide a final effluent stream; the final effluent stream having less than 10% of the solids of the wastewater stream and less than 10% of the BOD of the wastewater stream; and the removal of solids and BOD yielding less than about 0.25 pounds of secondary sludge per pound of BOD removed.