Process for separating HCl and halocarbons
US5421964A · kind A · utility
25Cited by
9References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 30, 1993 |
| Grant date | Jun 6, 1995 |
| Priority date | — |
| Expiry date | Apr 30, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C19/12
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention discloses an extractive distillation process for separating HCl from pentafluoroethane, chloropentafluoroethane, chlorotrifluoroethane, trifluoromethane, and other fully saturated and unsaturated fluorocarbons, chlorofluorocarbons and chlorocarbons.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.