Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4833112 | Thioresistant catalyst for methane production | Michel Przydrozny, Roger D. D'Emmerez de Charmoy, Jack Caillod | 1989-05-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4833112 | Thioresistant catalyst for methane production | Michel Przydrozny, Roger D. D'Emmerez de Charmoy, Jack Caillod | 1989-05-23 |