DEVICE FOR TREATMENT OF WORKING AND LUBRICATING FLUIDS Russian patent published in 1994 - IPC

FIELD: treatment of working and lubricating fluids. SUBSTANCE: device has screw appliance for disintegration of solid inclusions with fluid inlets and outlets and drive with shaft. Shaft is hollow. Disintegrator of solid inclusions is made in form of toroidal body accommodating arched spiral of turns rectangular or trapezoidal in cross section. Fluid inlet is located inside hollow shaft and spiral and has plug and holes. Holes are spaced from spiral turns, located at fastening support at distance not exceeding 0.3-0.6 of spiral arch. EFFECT: higher efficiency. 1 dwg