Additive formulation for lubricating oils
US7285516B2 · kind B2 · utility
18Cited by
6References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 25, 2002 |
| Grant date | Oct 23, 2007 |
| Priority date | — |
| Expiry date | Nov 13, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/25
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Lubricating oils containing an additive formulation including at least one sulphonate, saligenin and salixarate detergent provide improved wear performance and decreased sulphur and phosphorus emissions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.