Method for separating sulfone from a hydrocarbon stream having a small concentration of sulfone
US6245956A · kind A · utility
1Cited by
7References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 14, 1995 |
| Grant date | Jun 12, 2001 |
| Priority date | — |
| Expiry date | Feb 14, 2015 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C9/16
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Described is a process for separating sulfone from a hydrocarbon having a small concentration of said sulfone by use of water as an extraction solvent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.