C - Chemistry – Metallurgy – 10 – M
Patent
C - Chemistry, Metallurgy
10
M
C10M 169/04 (2006.01) C10M 159/20 (2006.01) C10M 163/00 (2006.01) C10M 167/00 (2006.01)
Patent
CA 2594094
A lubricating oil composition for a heavy duty diesel engine comprises a base oil, at least 0.6 mass % of an ash-free antioxidant and an overbased magnesium-containing detergent. The detergent provides greater than 0.05 mass % Mg based on the mass of the composition. Bore polishing in the engine is reduced for a given level of exhaust gas ash production.
Scott Robin Howard
Shaw Robert William
Borden Ladner Gervais Llp
Infineum International Limited
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