COMPOSITION OF LOW SOLVENT FOR ISOLATION WITH LIQUID EXTRACTION FROM STRAIGHT RUN DIESEL FRACTION OF ALKYLDIBENZOTHIOPHENES AND NITROGEN-CONTAINING COMPOUNDS

摘要

FIELD: oil and gas industry.;SUBSTANCE: invention relates to the field of oil processing. The invention pertains to composition of selective solvent for extracting of alkyl dibenzothiophene and nitrogen compounds by liquid extraction method from straight run diesel. Selective solvent represents acetanilide solution in dimethyl formamide or dimethyl sulphoxide at the following ratio of components, % by weight: acetanilide - 40-50, dimethyl formamide or dimethyl sulphoxide - remaining part.;EFFECT: improved treatment of diesel fuel.;1 dwg, 5 tbl