C - Chemistry – Metallurgy – 10 – M
Patent
C - Chemistry, Metallurgy
10
M
C10M 169/04 (2006.01) C10M 141/06 (2006.01) C10M 129/10 (2006.01) C10M 133/00 (2006.01) C10M 133/12 (2006.01) C10M 133/44 (2006.01) C10M 159/20 (2006.01)
Patent
CA 2604137
A low sulfated ash, low sulfur, low phosphorus, low zinc lubricating oil composition preferably employable for internal combustion engines using a low sulfur hydrocarbon fuel comprises a base oil having a saturated component of 85 wt.% or more, a viscosity index of 110 or more, and a sulfur content of 0.01 wt.% or less; an alkaline earth metal-containing detergent; a nitrogen-containing ashless dispersant of a weight average molecular weight of 4,500 or more; a phenolic or amine oxidation inhibitor; and a basic nitrogen-containing compound-oxymolybdenum complex.
Muramatsu Takahiro
Nakazato Morikuni
Takeuchi Yoshitaka
Chevron Japan Ltd.
Sim & Mcburney
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