Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5314851 | Reactivation of solid oxidation catalysts | — | 1994-05-24 |
| 4331525 | Electrolytic-ultrafiltration apparatus and process for recovering solids from a liquid medium | Roman Zorska | 1982-05-25 |