CONTINUOUS ACTION EXTRACTOR FOR VEGETABLE RAW MATERIAL Russian patent published in 1999 - IPC

FIELD: extraction of vegetable raw material. SUBSTANCE: extractor includes two columns (1,2) embedding auger motion apparatuses for 3, squeezing out cones 4, apparatuses 5,6 for charging and discharging vegetable raw material, devices for supplying extracting agent (7) and removing extract (8), transition pipe between columns 9 of intermediate measuring accumulator 10, pump 11, variable speed motor 12. Columns are provided with inspection hatches 13 having cover 14 to which movable wall 15 is secured. Wall 15 is moved by means of screw 16 and nut 17. EFFECT: possibility of lifting vegetable raw material with necessary speed. 2 cl, 2 dwg