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U.S. Department of Energy
Office of Scientific and Technical Information

Solid particles containing lubricating oil composition

Patent ·
OSTI ID:5431069

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.

Assignee:
Atlantic Richfield Co.
Patent Number(s):
US 4411804
OSTI ID:
5431069
Country of Publication:
United States
Language:
English