Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7004326 | Arsenide depression in flotation of multi-sulfide minerals | Zongfu Dai, Julie-Ann Arlene Garritsen, Manqiu Xu | 2006-02-28 |
| 5795466 | Process for improved separation of sulphide minerals or middlings associated with pyrrhotite | Sadan Kelebek, Simon O. Fekete, Michael Burrows, Daniel Suarez | 1998-08-18 |
| 5411148 | Selective flotation process for separation of sulphide minerals | Sadan Kelebek, Simon O. Fekete | 1995-05-02 |