FIELD: chemical industry. SUBSTANCE: apparatus has horizontal case, provided with chamber for introducing and removing gas by means of outlets, systems for introducing and removing polymers from the agitator, which is made in form of a hose. One end of the hose is attached to walls of the chamber, and the other one is reeled up the drum, which is mounted inside the case. Case is connected with branch for introducing and removing polymer through by-pass, provided with perforated partition. EFFECT: simplified design; improved efficiency at reduced losses of energy. 2 dwg
