Catalytic process for hydro-treating gas oils in the presence of

Details Catalytic process for hydro-treating gas oils in the presence of Catalytic process for hydro-treating gas oils in the presence of

1978-09-18

1980-06-03

Levine, Herbert

Mineral oils: processes and products

Refining

With hydrogen

208217, 252466PT, C10G 2304

Patent

active

042060443

ABSTRACT:
The invention is directed to a catalytic process for hydro-treating gas oils in order to improve their flow properties, the feed stock being treated at a temperature of between 400.degree. and 550.degree. C., under a total pressure of between 18 and 60 bars with a hydrogen/hydrocarbon molar ratio of between 2 and 8 in the presence of a catalyst comprising by weight from 0.1 to 1% of platinum and 0.01 to 1% of iridium deposited on an alumina support having a specific surface higher than 50 m.sup.2 /g, a silica content of less than 10% weight and a halogen content of less than 0.1%.

REFERENCES:
patent: 3790504 (1974-02-01), Duhaut et al.
patent: 3836453 (1974-09-01), Kovach et al.
patent: 3856661 (1974-12-01), Sugier et al.

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