COMBINED OIL REFINING UNIT ELOU-AVTK/B Russian patent published in 2017 - IPC C10G57/00 C10G32/02 C10G7/00 C10G9/36 C10C3/04 

FIELD: oil and gas industry.

SUBSTANCE: invention relates to a combined oil refining unit ELOU-AVTK/B, which comprises a thermal conversion unit and a fractionation unit, equipped with treated oil feed lines, gas, naphtha and diesel fraction outlet, coupled with thermal conversion unit with a vapor supply line. The unit also includes an electro-desalinating unit adjacent to the treated oil supply line and equipped with an untreated oil inlet line and the fractionation unit is equipped with a black oil output line on which a vacuum fractionation unit is provided equipped with a residue output line connected by a light oil output line to a vapor supply line and a heavy gas oil output line with a thermal conversion unit, wherein the thermal conversion unit is connected to the fractionating unit by a circulating fraction supply line, and with the residue output line, it is connected to the output line of the vacuum fractionation residue, on which the bituminous block is located.

EFFECT: simplification of the unit, allowing to obtain bitumen as residue product.

3 cl, 1 dwg