Aerobic waste treatment system

Claim 1

AN AEROBIC WASTE TREATMENT SYSTEM FOR USE WITH FACILITIES HAVING LIMITED CAPACITY COMPRISING A DISINTEGRATOR TANK HAVING A GENERALLY CYLINDRICAL WALL STRUCTURE, A SERIES OF ROUGHENED PERFORATED CONCENTRIC RINGS LOCATED WITHIN SAID DISINTEGRATOR TANK, AN INFLUENT LINE FOR INTRODUCING WASTE MATTER INTO SAID DISINTEGRATOR TANK BETWEEN CERTAIN OF SAID RINGS, A PUMP CONNECTED TO SAID DISINTEGRATOR TANK AND ADAPTED TO REMOVE MATERIAL FROM SAID TANK AND TO RETURN THE MATERIAL TO SAID TANK UNDER PRESSURE THROUGH A FIRST RETURN LINE, A FIRST VENTURI TYPE ASPIRATOR LOCATED IN SAID FIRST RETURN LINE, A FIRST AIR LINE CONNECTED TO SAID FIRST RETURN LINE ADJACENT TO THE DOWNSTREAM SIDE OF SAID ASPIRATOR, MEANS FOR DISCHARGING LIQUID AND PARTICULATE MATTER FROM SAID DISINTEGRATOR TANK, AN AERATION TANK RECEIVING THE LIQUID AND PARTICULATE MATTER FROM SAID DISINTEGRATOR TANK, SAID AERATION TANK INCLUDING A GENERALLY CYLINDRICAL BODY HAVING A TOP AND A BOTTOM PROVIDING AN AIRTIGHT CHAMBER, SAID FIRST AIR LINE EXTENDING INTO SAID AERATION TANK ADJACENT TO THE TOP THEREOF, A SECOND PUMP FOR REMOVING LIQUID AND PARTICULATE MATTER FROM SAID AERATION TANK AND FOR RETURNING THE LIQUID AND PARTICULATE MATTER TO SAID AERATION TANK UNDER PRESSURE THROUGH A SECOND RETURN LINE, A SECOND VENTURI TYPE ASPIRATOR LOCATED WITHIN SAID SECOND RETURN LINE, A SECOND AIR LINE CONNECTED AT ONE END TO SAID SECOND RETURN LINE ADJACENT TO THE DOWNSTREAM SIDE OF SAID SECOND ASPIRATOR, THE OPPOSITE END OF SAID SECOND AIR LINE BEING OPEN TO THE ATMOSPHERE, SAID FIRST AIR LINE ADAPTED TO CREATE A PARTIAL VACUUM WITHIN SAID AERATION TANK, A SETTLING TANK, MEANS CONNECTING SAID SETTLING TANK AND SAID AERATION TANK FOR DISCHARGING RELATIVELY CLEAR LIQUID FROM SAID AERATION TANK INTO SAID SETTLING TANK, MEANS FOR RETURNING PARTICULATE MATERIAL WHICH HAS SETTLED TO THE BOTTOM OF SAID SETTLING TANK TO SAID AERATION TANK, AND MEANS FOR REMOVING CLEAR LIQUID FROM SAID SETTLING TANK, WHEREBY WASTE MATERIAL WHICH IS INTRODUCED INTO SAID DISINTEGRATOR TANK WILL BE COMMINUTED, THEN TREATED AEROBICALLY AND THEREAFTER RELATIVELY CLEAR LIQUID WILL BE DISCHARGED FROM THE UNIT.