DEVICE FOR PURIFICATION OF THE PETROLEUM-POLLUTED SOILS FROM THE OIL PRODUCTS Russian patent published in 2007 - IPC B09C1/06 

FIELD: construction of roads; devices of purification of the petroleum-polluted soils from the oil products.

SUBSTANCE: the invention is pertaining to the device for purification of the petroleum-polluted soils (PPS) from the oil products and may be used at reprocessing of the oil-containing materials used for the roads construction. The device contains the body of the endless screw conveyor, the placed in it the endless screw, the loading bin, the heater, the tank for the oil collection. The heater is the oil heater consists of the tank filled with the oil and the unit of the oil heating. The body of the endless screw conveyer is placed in the tank of the oil heater. The technical result of the invention is the increased reliability of the device due to elimination of the explosion-hazard and the improved quality of the produced soil due to its complete and uniform warming-up of PPS.

EFFECT: the invention ensures the increased reliability of the device, elimination of the explosion-hazard, the improved quality of the produced soil.

2 dwg