Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6395141 | Separation of components from aromatic hydrocarbon mixtures thereof by extractive distillation | Izak Nieuwoudt | 2002-05-28 |
| 6383343 | Separation of components from methanol mixtures by extractive distillation | Izak Nieuwoudt | 2002-05-07 |
| 6375807 | Separation of ethanol mixtures by extractive distillation | Izak Nieuwoudt | 2002-04-23 |