Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6022991 | Hydrogen-free regeneration of dithiophosphorus metal extractants | Jean-Jacques Robert Perraud, Dennis Frederick Colton, Jean-Paul Duterque | 2000-02-08 |
| 5820966 | Removal of arsenic from iron arsenic and sulfur dioxide containing solutions | Eberhard Krause, Reichel A. Tenbergen, Brian Charles Blakely, Justin Raskauskas | 1998-10-13 |