APPARATUS FOR TREATING GRANULATED POLYMERS BY GAS Russian patent published in 1995 - IPC

FIELD: chemical industry. SUBSTANCE: apparatus has case, pipes for introducing and removing polymer and gas, and agitator, which is made in form of two hoses. Some ends of the hoses are reeled up reversible drum at the same direction, which drum is mounted at central part of the case. Other ends of the hoses are turned out to internal side and fastened to the case at both sides of the drum to form spaces. Single central space is connected with pipe for feeding working substance. Peripheral spaces are connected with branches for feeding and removing polymer and gas. Case is mounted in horizontal and has pipe for introducing working substance. EFFECT: simplified design; improved efficiency of operation. 1 dwg