Liquid purification or separation – With gas-liquid surface contact means
Reexamination Certificate
2008-05-02
2009-06-30
Barry, Chester T (Department: 1797)
Liquid purification or separation
With gas-liquid surface contact means
C210S151000, C210S221200, C210S253000, C210S258000, C210S259000, C210S260000, C210S261000, C210S263000, C210S532100
Reexamination Certificate
active
07553410
ABSTRACT:
The present invention generally includes a septage treatment system comprising: (a) a primary treatment process system comprising: (1) a receiving station to pump the septage from a vehicle; (2) equalization tank(s) to receive septage from the receiving station; and (3) two or more mixing and odor control tanks to generate waste activated sludge; (b) a primary settling tank to generate waste activated sludge; (c) a secondary treatment process system comprising: (1) aeration tank(s) to receive waste activated sludge from the primary treatment process system and to generate water effluent; and (d) a tertiary treatment process system comprising: (1) wetland ditch(es) to receive water effluent from the aeration tank and to generate filtered water effluent; (2) wetland pond(s) to receive filtered water effluent from the wetland ditch(es) and to generate filtered water effluent; and (3) an aquaculture hydroponics and sand bed greenhouse to generate filtered water effluent.
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Barry Chester T
Eastwood Research, Inc.
Gilcrest Roger A.
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