TUBULAR AERATOR Russian patent published in 2013 - IPC C02F3/02 

FIELD: process engineering.

SUBSTANCE: invention relates to treatment of effluents. Tubular aerator comprises bearing tube with radial holes and elastic tubular membrane fitted thereon, clamps at every end of said membrane, and holes therein. Bearing tube is furnished with lengthwise ribs, lengthwise channels under membrane between tube lengthwise ribs and annular channels above bearing tube under membrane ahead of its lengthwise channel ends. Cavities of annular channels are communicated with lengthwise channel inlets and outlets. Note also that part of bearing tube radial holes is communicated with annular channels while other part of radial holes is located between lengthwise ribs to communicate with said channels.

EFFECT: higher efficiency of aeration.

16 dwg