PETROLEUM DISTILLATE Russian patent published in 1995 - IPC

FIELD: oil industry. SUBSTANCE: fuel-base petroleum distillate is boiled out at the range 120-500 C, or with terminal boiling out point above 400 C and turbidity point above 10 C, or with temperature of boiling out beginning at 120-140 C and terminal boiling out point at or above 370 C. Distillate has additionally 0.001-2.0 % copolymer or polymer n-alkylvinyl or alkylfumarate ester containing 14-18 carbon atoms in alkyl group and not more then 10% ester which contains alkyl groups with 14 carbon atoms, not less, and not more then 10% of ester has alkyl groups with 18 carbon atoms, not more. Other comonomer of ester has up to 5 carbon atoms in alkyl group and additionally 0.012 % copolymer of vinyl acetate with ethylene and 0.003-0.005 % 2-N,N-dialkylamidobenzoate dialkylammonium salt. EFFECT: increased effectiveness of distillate. 3 cl, 15 tbl