Diesel fuel compositions and methods of use thereof
US11220647B2 · kind B2 · utility
0Cited by
11References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 18, 2020 |
| Grant date | Jan 11, 2022 |
| Priority date | — |
| Expiry date | May 18, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10L2270/026
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method of combating internal diesel injector deposits caused by carboxylate residues and/or lacquers in the injectors of a diesel engine, the method comprising combusting in the engine a diesel fuel composition comprising (a) the reaction product of a carboxylic acid-derived acylating agent and an amine and (b) a quaternary ammonium salt additive.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.