Lubricating oil composition
US7838470B2 · kind B2 · utility
32Cited by
11References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 30, 2004 |
| Grant date | Nov 23, 2010 |
| Priority date | — |
| Expiry date | Nov 14, 2026 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10M2203/065
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A multigrade crankcase lubricating oil composition comprising a mineral oil-based basestock of lubricating viscosity in a major amount and a non-hydrogenated olefin polymer in a minor amount. The lubricating oil composition also comprises a dispersant, a metal detergent, one or more other additives, and a viscosity modifier.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.