Extractive distillation of hydrocarbon mixtures
US4024028A · kind A · utility
12Cited by
9References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 8, 1976 |
| Grant date | May 17, 1977 |
| Priority date | — |
| Expiry date | Sep 8, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C7/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Hydrocarbons having different degrees of saturation are separated by extractive distillation using selective solvent comprising a mixture of dimethylsulfone, methylethylketone and sulfolane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.