ACOUSTIC REAGENT FLOATATION PLANT Russian patent published in 2003 - IPC

FIELD: plants for treatment of sewage and natural water. SUBSTANCE: proposed plant includes reagent introducing unit, flocculator, ultrasonic unit mounted before flocculator and connected with this flocculator and centrifugal pump by means of pipe line, floatation chamber, recirculating pump, absorber and sludge dehydration unit; pipe lines of centrifugal and recirculating pumps are provided with adjustable gates. Ultrasonic unit is made in form of two cylindrical cavities interconnected through sealing gasket; ultrasonic generator is mounted in these cavities at point of their connection coaxially relative to them; said generator is mounted in seat on holders which are secured to seat at angle of 45 deg. on one side and at angle of 90 deg. on other side at point of connection of cylindrical cavities. EFFECT: enhanced efficiency. 2 cl, 3 dwg