Lubricating oil composition containing an alkali metal detergent
US8188020B2 · kind B2 · utility
1Cited by
9References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 22, 2003 |
| Grant date | May 29, 2012 |
| Priority date | — |
| Expiry date | Aug 24, 2024 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/252
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention provides overbased detergents as lubricating additives effective for the lubrication of mechanical components in land and marine engines, such as, for example, hydraulic systems, transmissions, two-stroke and four-stroke vehicular engines, and trunk piston and two-stroke crosshead marine engines.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.