A FLOTATION PLANT FOR PURIFICATION OF INDUSTRIAL WASTEWATER

摘要

A flotation plant for purification of industrial wastewater, in which nozzle with hydrophobic surface is made in the form kapron fibrous barbed nails, disposed under outlet waste liquid and water admission, the flotation sedimentation tank is equipped with a system of bubblers, regeneration of barbed nail nozzle, cassette with barbed nail nozzle ismade of length not less than 1.5 m, barbed nails are fixed vertically in the cassette with a pace equal to diameter of cross section, bristling on all section of cassette; along internal diameter of flotation sedimentation tank in the horizontal plane on the level of outlet waste liquid admission, the flotation sedimentation tank shell is equipped with nozzles for admission of recirculated purified wastewater from outlet nipple of flotation sedimentation tank connected to low pressure pump.