Production of high viscosity index lubricating oil stock

Details Production of high viscosity index lubricating oil stock Production of high viscosity index lubricating oil stock

1979-03-26

1980-09-16

Gantz, Delbert E.

Mineral oils: processes and products

Chemical conversion of hydrocarbons

Cracking

208 18, 208120, 423428, C10G 1105, C10G 4716

Patent

active

042228557

ABSTRACT:
Waxy hydrocarbon oils, e.g., of petroleum origin, boiling within the approximate range of 450.degree. to 1050.degree. F. are catalytically dewaxed utilizing a catalyst comprising a crystalline aluminosilicate zeolite possessing particularly characterized pore openings, such as, for example, ZSM-23 or ZSM-35, which may be associated with a hydrogenation metal.

REFERENCES:
patent: 3668113 (1972-06-01), Burbidge et al.
patent: 3700585 (1972-10-01), Chen et al.
patent: 3702886 (1972-11-01), Argauer et al.
patent: 3755138 (1973-08-01), Chen et al.
patent: 3804746 (1974-04-01), Chu
patent: 3968024 (1976-07-01), Gorring et al.
patent: 4081490 (1978-03-01), Plank et al.
patent: 4104151 (1978-08-01), Rubin et al.

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