VACUUM DISTILLATION APPARATUS Russian patent published in 1995 - IPC

FIELD: manufacturing of equipment for technological processes in chemical and oil-chemical industries. SUBSTANCE: apparatus has evaporator, liquid supply system, liquid and vapor discharge system. Evaporator is made single-chamber, with evacuator positioned within this chamber. Evacuator is made in the form of flexible reciprocating hose. One end of hose is fixed on drum and other end is turned out and fixed on evaporator wall. Reversible drums with ribbed ribbons wound onto them are positioned within evaporator. Ribbon ends are fastened in hose. Evaporator has hose inlet chamber communicated with working agent supply system. EFFECT: increased efficiency and enhanced reliability in operation. 1 dwg