Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6180834 | Process for the extraction of the salts contained in the neutralized separated product obtained in the preparation of phenol by the oxidation of cumene | Renzo Penzo | 2001-01-30 |
| 5811598 | Process for the recovery of phenol from an aqueous stream containing NA.sub. SO.sub.4 | Sabrina Astori, Francesco Celin, Cecilia GRADELLA, Renzo Penzo | 1998-09-22 |
| 5658437 | Reduction of the COD of an aqueous stream containing hydroperoxides and other organic impurities | Alessandro Franzoni, Vittorio Milanesi, Renzo Penzo | 1997-08-19 |