FIELD: chemistry.
SUBSTANCE: as a medium distillate, a mixture of straight-run middle distillate fraction of petroleum origin and kerosene gas oil fraction of synthetic oil obtained by Fischer-Tropsch technology, in a ratio of 85:15 to 55:45 vol. %, respectively, is used as the hydrogenation processing process in a two-step echnology, which includes hydrotreatment of the mixture raw materials followed by hydroisodeparaffination of the stable product, then after the hydroisode deparaffination step, the product stream is subjected to rectification with isolation of the light fraction boiling within the temperature range 135-230°C, and heavy, boiling within the temperature range 230-360°C, the heavy fraction is mixed with 15-50 vol. % of light fraction to obtain a low-solidification diesel fuel component of low-hardening diesel fuel for arctic conditions, and the light fraction in an amount of 50-85 vol. % is derived as a component of aviation kerosene.
EFFECT: method allows to obtain motor fuels with the required low-temperature indices.
3 cl, 1 dwg, 1 tbl, 3 ex
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Authors
Dates
2017-06-22—Published
2016-06-16—Filed