Liquid purification or separation – Recirculation – Serially connected distinct treating or storage units
Patent
1997-07-09
1999-08-24
Upton, Christopher
Liquid purification or separation
Recirculation
Serially connected distinct treating or storage units
2101954, 210202, 210219, 210253, C02F 312, C02F 330
Patent
active
059421088
ABSTRACT:
A waste water system having an embedded separator capable of concentrating activated denitrified sludge, and recycling the denitrified sludge to an anaerobic cell, provides a highly efficient method and apparatus for sewage disposal. The basic system is described in several embodiments which are selected on the basis of the waste water content. The improved system minimizes dilution of mixed liquor, increases hydraulic retention time at the various process points, and conserves energy.
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Aqua-Aerobic Systems, Inc.
Upton Christopher
LandOfFree
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