Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374408 | Process for the preparation of alkaline chromates from chromium minerals | Diego Perrone, Alfredo Parodi | 1994-12-20 |
| 5112583 | Process for recovering chromic anhydride from exhausted aqueous chromium plating bath solutions with exploitation of the recovered chromium | Giovanni Ghelli, Diego Perrone | 1992-05-12 |
| 5110360 | Product capable of inhibiting the corrosion of the reinforcements present in concrete or cement mortar and related process | Diego Perrone, Alessandro Sperati | 1992-05-05 |