Wastewater treatment apparatus including dosing and...

Details Wastewater treatment apparatus including dosing and... Wastewater treatment apparatus including dosing and...

2005-12-13

2005-12-13

Cecil, Terry K. (Department: 1723)

Liquid purification or separation

With alarm, indicator, register, recorder, signal or...

C210S086000, C210S104000, C210S196000, C210S291000, C210S170050, C210S206000, C210S532200

Reexamination Certificate

active

06974536

ABSTRACT:
An apparatus provides for treatment of primary effluent from residential and commercial establishments to allow subsurface or surface disposable of wastewater. A single tank includes dosing and recirculation chambers28, 30having no direct fluid communication therebetween and divided by a vertical chamber wall32.A filter layer26is positioned atop both chambers such that wastewater that is filtered therein then flows into both the dosing and recirculation chambers. The position of the wall32determines the proportion of filtered wastewater that flows into each chamber by gravity.

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