LOOSE MATERIAL AIRLIFTING DEVICE Russian patent published in 1999 - IPC

FIELD: chemical industry, mining and civil engineering, and other branches of industry. SUBSTANCE: device is designed to increase efficiency of processing of two-phase systems (liquid-solid material) such as suction, ion exchange, lixiviation, extraction from solutions and pulps, concentration, for fine cleaning of different materials, for washing, dissolving, etc. and also for lifting mine and ground mass from bottoms of ponds and mines. Device has reservoir accommodating airlift pipe with air supply branch pipe and one or several tubular channels installed in parallel with airlift pipe. Air supply branch pipe is installed tangentially to airlift pipe, and tubular channels of different make are provided with round or slot holes. EFFECT: increased efficiency of processes. 9 cl, 6 dwg