CENTRIFUGE FOR SEPARATION OF SUSPENSIONS Russian patent published in 1995 - IPC

FIELD: food, chemical and other industries. SUBSTANCE: centrifuge has housing with intake chamber for recycled heavy fraction, collector to let out thickened heavy fraction and collector for light fraction, cone-shaped rotor installed on vertical shaft and provided with cover forming, together with rotor end face, a hole to let out heavy fraction and provided with overflow hole to let out light fraction in its center, circular channel to deliver recycle into heavy fraction outlet zone, recycle transportation means and initial suspension supply means. Channel for delivering recycle is formed by cone-shaped shell installed outside the rotor and rigidly coupled with rotor. Wall of intake chamber for recycled heavy fraction has two cone shaped shells arranged in tandem, one under the other, with smaller bases pointed downwards and forming circular slot in between. Diameter of smaller base of upper shell exceeds diameter of larger base of lower shell. Collector to let out thickened heavy fraction is essentially a circular pocket arranged outside intake chamber and communicating with chamber inner space through above-indicated circular slot. EFFECT: enlarged operating capabilities. 2 dwg