Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5447552 | Process for the extraction and separation of nickel and/or cobalt | Indje Ognianov Mihaylov, Eberhard Krause, Steve W. Laundry | 1995-09-05 |
| 5378262 | Process for the extraction and separation of nickel and/or cobalt | Indje Ognianov Mihaylov, Eberhard Krause, Steve W. Laundry | 1995-01-03 |
| 5124051 | Process for treatment of contaminated waste water or groundwater | Keith G. Bircher | 1992-06-23 |