Patent ID: 6413427
Filing Date: 2002-07-02
Classification: C02F,Y02W,Y10S

Abstract:
A compact nitrogen reduction wastewater treatment system for treating a waste liquid, the system comprising a single tank, the tank comprising:a tank inlet; an aerobic treatment compartment including aerobic treatment bacteria, the aerobic treatment compartment being in fluid communication with the tank inlet; an anoxic treatment compartment laterally disposed relative to the aerobic treatment compartment and in fluid communication with the aerobic treatment compartment; a suspended micromedia compartment including separating media, the suspended micromedia compartment positioned laterally relative to the anoxic treatment compartment and in fluid communication with the anoxic treatment compartment; the suspended micromedia compartment further being laterally disposed relative to the aerobic treatment compartment and in fluid communication with the aerobic treatment compartment; an aerator for injecting air bubbles into the suspended micromedia compartment, thereby causing at least some of the waste liquid to flow to the aerobic treatment compartment; a media retaining mechanism for retaining the separating media and allowing the passage of at least a portion of the waste liquids; and a tank outlet.