APPARATUS FOR DISTILLING SMALL INDUSTRIAL PARTIES OF SOLVENTS Russian patent published in 1996 - IPC

FIELD: chemical engineering. SUBSTANCE: apparatus is provided with water-evaporating chamber accommodating electrical heaters located below solvent-evaporating chamber, both chambers being interconnected by means of upright vapor tube axially arranged inside solvent-evaporating chamber and having descending coil wound on vapor tube and going outwards through chamber bottom. Solvent- evaporating chamber has in its top section three entrainment traps having radial apertures, of which two in horizontal direction and one under angle 40-50 deg in respect to axis. EFFECT: enhanced efficiency for small solvent parties. 3 dwg