DEVICE FOR HYDROLYSIS-EXTRACTION OF PECTIN-CONTAINING FRUIT-BERRY EXTRACTS Russian patent published in 1996 - IPC

FIELD: equipment for separation of pectin from juice production and wine-making waste. SUBSTANCE: the device uses a vertical cylindrical heated casing with a twinned cone-shaped bottom and branch-pipes for delivery and discharge of raw material and extractive reagent, shaft with an impeller mixer coaxially installed in the casing, an impeller with generating line inclined from the periphery to the center downwards is secured on the mixer periphery for engagement with the casing and bottom, screw located in the raw material discharge branch-pipe, rigidly coupled to the shaft and having a tapered body and cylindrical thread, forming a surface perpendicular to its axis and facing the shaft, triangular-section duct and ridges of non-zero thickness, perforated drum enveloping the screw, and reversing drive of shaft and screw rotation. EFFECT: enhanced efficiency. 1 dwg