GASOLINE PRODUCTION PROCESS Russian patent published in 2000 - IPC

FIELD: gasoline production. SUBSTANCE: gasoline is prepared by combining gasoline fractions, in particular (i) product isolated by hydrocycloning of crude oil preheated to 60-90 C in hydrocyclone, wherein gas-vapor mixture releases from rotation center of stream and condensed at 15-20 C, or (ii) gas condensate separated upon transportation and cooling of gas with oxygen-containing additive, namely 5 to 10 vol.% of ether "head" in production of butyl alcohols boiling off between 62 and 130 C or 10-30 vol.% of bottom residue in production of butyl alcohols, or mixture thereof at ratio (2-10): (3-20), respectively. EFFECT: improved antiknock property of gasolines. 2 tbl