AERATOR Russian patent published in 2002 - IPC

FIELD: mixing technique; cleaning contaminated run-off; production of gas-and-liquid mixtures in various industries, production of bitumens, in particular. SUBSTANCE: aerator is provided with pump whose outlet is connected to outlet branch pipe provided with first air intake branch pipe. It is also provided with axial packing; outlet branch pipe is provided with second air intake branch pipe. Axial packing is placed in outlet branch pipe between first and second air intake branch pipes. Proposed device ensures reduction of consumption of air by 15-30%, increase of rate of oxidation by 30-60% and reduction of oxygen concentration in upper portion of column by 2.5-3.5% with no change in other parameters. EFFECT: enhanced efficiency. 6 cl, 2 dwg