VEGETABLE OIL EXTRUDER Russian patent published in 1998 - IPC

FIELD: mechanical engineering, in particular, equipment for oil-fat industry, double-screw horizontal type extruders for pressing-out of vegetable oils from oil seeds of sunflower, rape, flax, soya, etc. SUBSTANCE: extruder has a working chamber with successively located sections with an impermeable wall, furnished with heating elements and alternating molder sections and two parallel conjugated screw shafts located inside this chamber, including screw conveyers and alternating groups of grinding extensions. Part of the wall of each molder section is impermeable and furnished with a heating element. EFFECT: enhanced degree of extrusion of vegetable oil due to optimization of heat condition for processing of source material, enhanced capacity. 2 dwg