Solid particles containing lubricating oil composition

Compositions – Electrolytes for electrical devices

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252 25, 252 30, 252 50, 252 515A, 252401, 252403, C10M 112

Patent

active

044118040

ABSTRACT:
An improved lubricating oil composition comprising a major amount by weight of oil of lubricating viscosity, a minor amount by weight of solid particles effective to improve the lubricating properties of the composition; and a minor amount of certain dispersant --VI improver materials. This composition provides improved inhibition of sludge and varnish formation in use.

REFERENCES:
patent: 3278429 (1966-10-01), Agnew et al.
patent: 3506574 (1970-04-01), Stambaugh et al.
patent: 3842009 (1974-10-01), Barry et al.
patent: 3931020 (1976-01-01), Burgess et al.
patent: 3935114 (1976-01-01), Donaho
patent: 4068056 (1978-01-01), Engel et al.
patent: 4094799 (1978-06-01), DeVries et al.

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