Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6315904 | Process for treating sulphate-containing waste water | Peter Dale Rose, Robert Paul Van Hille, Genevieve Ann Boshoff | 2001-11-13 |
| 6203700 | Process for treating metal-containing acid water | Peter Dale Rose, Robert Paul Van Hille, Genevieve Ann Boshoff | 2001-03-20 |
| 6110370 | Treatment of water | Robert Paul Van Hille, Genevieve Ann Boshoff, Peter Dale Rose | 2000-08-29 |
| 4421972 | Pulsed direct current arc welding | Roderick G. Rohrberg, Ross A. Moyer, William E. Wright, Sr. | 1983-12-20 |