Method of improving the anti-wear properties of a lube oil
US4801391A · kind A · utility
4Cited by
14References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 16, 1987 |
| Grant date | Jan 31, 1989 |
| Priority date | — |
| Expiry date | Nov 16, 2007 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/28
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A lube oil and method of making same having improved anti-wear properties is described. The lube oil comprises: PA1 A. a basestock; PA1 B. a diphenyl carbonate; and PA1 C. a metal dialkyldithiophosphate salt.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.