PLANT FOR LIQUID PURIFICATION Russian patent published in 1995 - IPC

FIELD: purification of liquids. SUBSTANCE: plant for liquid purification has prefilter, flotator, membrane apparatus with circulating and make-up pumps, vessel for clarified liquid, pipelines supplying liquid and air. Flotator is communicated with clarified liquid vessel through ejector and centrifugal pump at inlet and overflow branch pipe at outlet. Make-up pump is connected with circulating pump and with ejector at flotator inlet. Ejector is communicated with flotator hollow by means of suction branch pipes and vessel of metered reagents. EFFECT: higher efficiency. 3 cl, 1 dwg