N-Butane/acetone separation using sulfolane
US4012289A · kind A · utility
10Cited by
4References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 14, 1975 |
| Grant date | Mar 15, 1977 |
| Priority date | — |
| Expiry date | Oct 14, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C45/83
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A mixture of n-butane and acetone is effectively separated by liquid-liquid extraction or extractive distillation using a sulfolane as the extractive solvent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.