Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835690 | Cobalt catalysts | Jan Van De Loosdrecht, Jacobus Lucas Visagie | 2004-12-28 |
| 6806226 | Cobalt catalysts | Jan Van De Loosdrecht, Jacobus Lucas Visagie | 2004-10-19 |
| 6673846 | Handling of a catalyst | Andre Peter Steynberg, Antonie Christoffel Vosloo | 2004-01-06 |