| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 07.00 |
| PATENT ASSIGNEE | Whatman Inc |
| PATENT CLAIMS |
Process for dehydrating gaseous feedstock comprising passing feedstock at 75-125 psig pressure over hydrophobic membrane characterized by surface porosity wherein pore openings on first surface thereof are > 10-1000 times smaller than pore openings on an opposing surface thereof & wherein 2-30% of pore vol is occupied by an aq humectant consisting of - Aq solvent - Glycerine - At least one of: Tetraethylene pentamide, diethyleneglycol erythritol, xylitol & LiBr |
| PATENT PHOTOCOPY | Available on request |
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