EQUIPMENT FOR GAS TREATMENT OF GRANULATED POLEMERS Russian patent published in 1995 - IPC

FIELD: chemistry. SUBSTANCE: equipment includes vertical body, systems for injection and discharge of gas and polymers and mixer manufactured in the form of two porous hoses which first ends are wound on to driving drum mounted in center of body and which second ends are screwed out and anchored on inner surface of body to form spaces communicating with system for supply and discharge of gas. EFFECT: simplified design, higher productivity with reduced energy consumption. 1 dwg