Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5685957 | Method for removing acidic and salt impurities from an aqueous condensed phase containing dimethylcarbonate | Franco Rivetti | 1997-11-11 |
| 5631395 | Method for removing the acidic impurities contained in a vapourized stream composed by organic vapours and water | Franco Rivetti | 1997-05-20 |