Sewage treatment plant

Claim 1

A SEWAGE TREATMENT PLANT COMPRISING A SEWAGE TANK ADAPTED TO HOLD RAW SEWAGE FOR A PERIOD OF TIME, A HERMETICALLY CLOSED AERATION CHAMBER MEANS COMMUNICATING WITH SAID SEWAGE TANK TO RECEIVE EFFLUENT THEREFROM, AERATOR MEANS DISPOSED IN SAID AERATION CHAMBER MEANS BENEATH THE SURFACE OF SAID EFFLUENT, SAID AERATOR MEANS BEING IN COMMUNICATION WITH THE ATMOSPHERE, SAID AERATION CHAMBER MEANS HAVING A SPACE BETWEEN THE TOP THEREOF AND THE SURFACE OF SAID EFFLUENT THEREIN, A SEDIMENTATION CHAMBER MEANS COMMUNICATING WITH SAID AERATION CHAMBER MEANS TO RECEIVE AERATED EFFLUENT THEREFROM, SAID AERATED EFFLUENT SETTLING IN SAID SEDIMENTATION CHAMBER INTO CLARIFIED LIQUOR AND ACTIVATED SLUDGE, OVERFLOW MEANS OPERATIVELY ASSOCIATED WITH SAID SEDIMENTATION CHAMBER MEANS TO EXPOSE AT LEAST A PORTION OF SAID CLARIFIED LIQUOR TO THE ATMOSPHERE, AND JET PUMP MEANS ADAPTED TO BE CONNECTED TO A SOURCE OF CLEAR HIGH PRESSURE WATER, SAID JET PUMP MEANS INCLUDING A WATER DISCHARGE NOZZLE POSITIONED TO DISCHARGE INTO SAID OVERFLOW MEANS AND A SUCTION CONDUIT COMMUNICATING WITH SAID SPACE IN SAID AERATION CHAMBER MEANS, SAID JET PUMP MEANS BEING OPERATIVE TO DRAW THE AIR FROM SAID SPACE TO THUS CAUSE SAID AERATOR MEANS TO DRAW IN ATMOSPHERIC AIR TO AERATE SAID EFFLUENT AND SAID JET PUMP MEANS SIMUNTANEOUSLY BEING OPERATIVE TO DISCHARGE CLEAR HIGH PRESSURE WATER INTO SAID CLARIFIED LIQUOR IN SAID OVERFLOW MEANS.