Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821384 | Process for the treatment of fly ash, using hydrochloric acid | — | 2004-11-23 |
| 5674797 | Method for regenerating a hydrogenation catalyst | Vesa-Matti Jokinen | 1997-10-07 |
| 4883595 | Method for the extraction of a substance from an aqueous solution | — | 1989-11-28 |