Patent ID: 9567546
Date: 2017-02-14
CPC Classifications: C10M,C10N

Claim:
1. A lubricating oil composition comprising a lubricating base oil comprising a mix base oil of (A) a mineral base oil having a 40° C. kinematic viscosity of 10 mm 2 /s or higher and 100 mm 2 /s or lower and (B) a mineral base oil having a 40° C. kinematic viscosity of 200 mm 2 /s or higher and 600 mm 2 /s or lower and a sulfur content of 0.3 to 0.9 percent by mass, the content of the base oil belonging to Component (B) is 15 percent by mass or more, and (C) an organic molybdenum compound in an amount of 100 to 1000 ppm by mass as molybdenum, the lubricating oil composition having a 40° C. kinematic viscosity of 50 mm 2 /s or higher and 90 mm 2 /s or lower.