Process for removing naphthenic acids from crude oil and crude oil distillates
US9856422B2 · kind B2 · utility
3Cited by
5References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 23, 2011 |
| Grant date | Jan 2, 2018 |
| Priority date | — |
| Expiry date | Mar 14, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/582
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a process for the removal of naphthenic acids from crude oils and crude oil distillates by use of supported basic ionic liquids.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.