Lubricating composition suitable for diesel engines
US7598212B2 · kind B2 · utility
0Cited by
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9Claims
0Family size
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Key dates
| Filing date | Jun 25, 2004 |
| Grant date | Oct 6, 2009 |
| Priority date | — |
| Expiry date | May 4, 2026 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2060/14
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An improved lubricating composition suitable for diesel engines comprising a major amount of at least one oil of lubricating viscosity and a minor amount of an alkylamine-alkylphosphate additive. The alkylamine-alkylphosphate additive comprises from at least 1.25 equivalents of alkylamine to 1.0 equivalents of alkylphosphate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.