| UPDATE | 07.99 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
- Passing gas. stream contg volatile polysiloxane (I) & hydro carbon (II) through column packed with dry soil - Adsorbing (I) on soil; while (II) passes through column - Desorbing & recovering (I) with moist air - Drying & regenerating soil by passing air |
| PATENT PHOTOCOPY | Available on request |
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