Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8242314 | Method and apparatus for producing purified methyl isobutyl ketone | Tristan Erich Hahn, Johannes Jochemus Gildenhuys, James Christoffel Crause, Paranjothi Moodliar | 2012-08-14 |
| 8128898 | Removal of hydrogen cyanide from synthesis gas | John Marriott, Bavanethan Pillay, Hendrik Johannes Van Der Westhuizen, Ronél Combrink, Trevor David Phillips +2 more | 2012-03-06 |
| 7671239 | Method and apparatus for producing purified methyl isobutyl ketone | Tristan Erich Hahn, Johannes Jochemus Gildenhuys, James Christoffel Crause, Paranjothi Moodliar | 2010-03-02 |
| 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 |