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1 812 786

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A1

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Application

4838384/04, 1990-06-11

(22)

Actual filing date

1990-06-11

(45)

Published

1995-08-20

(72)

Inventor

Esipko E.A.Prokof'Ev V.P.Kamenskij A.A.Boldinov V.A.

METHOD FOR PREPARING OF RESIDUAL OILS Russian patent published in 1995 - IPC

Abstract SU 1812786 A1

FIELD: petrochemistry. SUBSTANCE: oil fractions are affected by hydrotreatment at 370-410 C and pressure 3-8 MPa, volume rate of feeding of origin material being 0.5-1.5 0,5-1,5-1. The process is carried out in the presence of catalyst which contains (%): nickel oxide 4.0-6.0, tungsten oxide 10.0-14.0, pentasil 36.5-50.4, magnesium-alumosilicate 4.2-12.2 and pseudobelite. EFFECT: increases yield and quality of residual oils. 1 tbl

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SU 1 812 786 A1

Authors

Esipko E.A.

Prokof'Ev V.P.

Kamenskij A.A.

Boldinov V.A.

Dates

1995-08-20—Published

1990-06-11—Filed

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