METHOD FOR PRODUCTION OF WINTER-GRADE DIESEL FUEL Russian patent published in 1995 - IPC

Abstract RU 2039791 C1

FIELD: petroleum chemistry. SUBSTANCE: oil is distilled over to run off kerosene of 120-260 C fraction and diesel fuel of 160-320 and 240-360 C fractions. Diesel fractions are mixed. One part is distilled over to run off 200-320 C fraction. The last and remaining parts of mixture are subjected to hydrofining. 200-320 C hydrofined fraction is dewaxed with the aid of zeolite to produce dewaxed fraction. Kerosene fraction is subjected to secondary distillation to obtain NK-240 and last fractions. Winter-grade diesel fuel is produced by mixing dewaxed fraction and mixture of diesel fractions or the last fraction subjected to hydrofining, kerosene and last fraction with the following amount of components: 10.0-20.0; 20.0-50.0; 30.0-50.0; the balance, last fraction. EFFECT: higher efficiency. 1 dwg, 3 tbl

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RU 2 039 791 C1

Authors

Karakuts V.N.

Makhov A.F.

Sudovikov A.D.

Semenov V.M.

Kalimullin M.M.

Mal'Tsev A.P.

Lanin I.P.

Salikhov R.F.

Perezhigina I.Ja.

Mitusova T.N.

Dates

1995-07-20Published

1994-05-17Filed