METHOD AND PLANT FOR REFINING AND DRYING PETROLEUM PRODUCTS Russian patent published in 1997 - IPC

FIELD: petroleum processing. SUBSTANCE: light petroleum products are refined and dried by way of passing them through filter material in upward direction. Filter material utilized is textile membrane and capillary purifier preliminarily completely impregnated with heated pure dry petroleum product. Plant has container with horizontal perforated partition to lay filter material: textile membrane and pure splitter with capillary purifier made of mutually perpendicular metal plates. There is also mud collector compartment and tank for pure and dirty petroleum products in the plant. In the lower part of tank, heater is disposed. Mud collector is connected through conically narrowing surface with outer perimeter of perforated partition. Two supply pipeline systems are also available. EFFECT: improved structure of plant. 2 cl, 1 dwg