| PATENT ASSIGNEE'S COUNTRY | France; USA |
| UPDATE | 07.99 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
Process to recover PFC gas from gas mixt.: - Providing PFC/Carrier mixt. being at first T & pressure - Providing first glassy polymer membrane having feed & permeate sides - Contacting feed side with gas mixt. - Withdrawing from feed side as first non-permeate stream at pressure which is equal to said first pressure a concentra ted gas mixt comprising PFC gas - Withdrawing from permeate side carrier gas |
| PATENT PHOTOCOPY | Available on request |
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