| PATENT ASSIGNEE'S COUNTRY | UK |
| UPDATE | 07.99 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
Process for purification of pentafluoroethane by removing chloropentafluoroethane therefrom comprising - Adding to impure pentafluoroethane a halohydrocarbon which undergoes a non-ideal interaction with chloropenta fluoroethane &/or with the azeotrope of chloropentafluoro ethane & pentafluoroethane such that the volatility of chloro pentafluoroethane & pentafluoroethane rel. to bulk penta fluoroethane is increased - Distn of mixt |
| PATENT PHOTOCOPY | Available on request |
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