RECTIFICATION DEVICE Russian patent published in 1996 - IPC

FIELD: petrochemical industry, wood-pulp and paper industry and food-stuffing industry. SUBSTANCE: device has rectifying tower, still residue collecting reservoir, reservoir located in still at clearance in upper portion which are interconnected by vapor and liquid lines. Reservoir housing is assembled of concentric ferrules; one or several ferrules is provided with replaceable filtering partitions; mounted in lower portion of housing are inclined baffle plates forming passages between them for discharge of still liquid and sediment and bubblers for feeding gas or vapor to filtering partitions. EFFECT: enhanced efficiency. 2 cl, 1 dwg