METHOD OF REDUCING BENZENE CONTENT IN GASOLINE FRACTIONS Russian patent published in 1997 - IPC

FIELD: gasoline production. SUBSTANCE: charge composed of 40-80 wt % paraffins, 0.5-7 wt % naphthols, and 6-45 wt % aromatics and characterized with maximum distillation temperature 70-90 C is subjected to hydrogenation and subsequent isomerization distinguished with that indicated charge and/or hydrogenation product is mixed with C₅-C₆-fraction. EFFECT: reduced benzene content. 8 cl, 1 dwg, 2 tbl