Институт тепло- и массообмена им.А.В.Лыкова АН БССР
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FIELD: cleaning sewage of fats, oils and petroleum in various flotation processes. SUBSTANCE: device has pump, suction and discharge pipe lines, air ejector with air suction branch pipe and flow valve and flotation chamber. Air ejector is mounted at outlet of delivery pipe line and air flow valve is fitted on suction branch pipe above level of liquid in flotation chamber. EFFECT: avoidance of coalescence of microbubbles and consequently increased concentration of these bubbles in flotation chamber. 3 dwg
SU4874084/26A1990-10-151990-10-15Device for sewage treatment
SU1837603A1
(en)