CRUDE OIL PROCESSING METHOD Russian patent published in 2005 - IPC

FIELD: petroleum processing.

SUBSTANCE: processing method comprises rectification of heated crude oil on atmospheric column to produce gas, gasoline fractions, kerosene, diesel fuel, and mazut. As stripping agent are used gasoline vapors obtained after heating and vaporization of phlegm withdrawn from concentration section of gasoline-stabilization column constituting part of primary crude oil distillation installation. Phlegm is heated to 350-380°C and introduced into bottom of atmospheric column in amount of 5-6% based on the weight of mazut.

EFFECT: reduced gasoline fraction loss and improved energetic characteristics of process.

3 cl, 1 dwg