FIELD: waste water purification. SUBSTANCE: machine has casing separated into intercommunicating chambers accommodating impeller units, inlet and outlet connecting pipes. The first (in flow direction) chamber encloses jet aerator and the second one plate-type clarifier. Jet aerator is made as collector with attached pipes incorporating nozzles, and plate-type clarifier in the form of assembly of inclined shelves spaced by 5-10 cm from each other. EFFECT: improved design. 3 cl, 1 dwg
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