Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8552231 | Synthetically derived illuminating and heating paraffin oil | Cyril David Knottenbelt, Kholekile Zono, Maxwell Thomas | 2013-10-08 |
| 8318003 | Process for catalytic conversion of Fischer-Tropsch derived olefins to distillates | Cyril David Knottenbelt, Kholekile Zono, Maxwell Thomas | 2012-11-27 |
| 7429553 | Process for reducing the toxicity of hydrocarbons | Stewart Hlohloza, Petrus Johannes Hoffmann, Cyril David Knottenbelt, Leon Walliser | 2008-09-30 |
| 7326817 | Process for reducing the toxicity of hydrocarbons | Stewart Hlohloza, Petrus Johannes Hoffmann, Cyril David Knottenbelt, Leon Walliser | 2008-02-05 |