Lubricating oil compositions

C - Chemistry – Metallurgy – 10 – M

Patent

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Details

C10M 137/10 (2006.01) C10M 129/54 (2006.01) C10M 159/00 (2006.01) F01M 1/00 (2006.01)

Patent

CA 2547388

An internal combustion engine crankcase lubricating oil composition has a phosphorus content of not greater than 0.08 mass % and a metal detergent additive system comprising a calcium salicylate and a magnesium salicylate and having a mass ratio of magnesium atoms to calcium atoms of greater than one.

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