| abstract |
The present invention relates to a four-stroke or two-stroke process comprising at least one lubricating base oil for a marine engine, at least one olefin copolymer, at least one hydrogenated styrene-isoprene copolymer, at least one glycerol ester and at least one detergent The present invention relates to a lubricating oil composition for marine engines, and the use of a lubricating oil composition promotes fuel economy and has excellent characteristics for engine cleanliness, particularly crankcase cleanliness. |