Process for the separation of dienic or aromatic hydrocarbons from hydrocarbon fractions containing them with the aid of sulfonamides
US4170547A · kind A · utility
2Cited by
4References
6Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Oct 25, 1978 |
| Grant date | Oct 9, 1979 |
| Priority date | — |
| Expiry date | Oct 25, 1998 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G21/22
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Process for the extraction of diene or aromatic hydrocarbons from petroleum hydrocarbon fractions employing sulfonamides as solvents. Also described are new sulfonamides useful as solvents for the extraction process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.