Trunk piston engine lubricating oil compositions

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United States of America Patent

PATENT NO 9175237
APP PUB NO 20090156440A1
SERIAL NO

12000399

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Abstract

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This invention encompasses trunk piston engine lubricating oil compositions, comprising a major amount of one or more Group I base oils; and one or more dispersant additives, wherein the concentration of the one or more dispersant additives within the trunk piston engine lubricating oil composition is about 0.2-0.6 wt. % on an actives basis; and methods for making and using the trunk piston engine lubricating oil compositions.

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Patent Owner(s)

Patent OwnerAddress
CHEVRON ORONITE TECHNOLOGY B V3196 KD VONDELINGENPLAAT ROTTERDAM

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Verlinde, Marcel Lage Zwaluwe, NL 4 14

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