Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4793852 | Process for the recovery of non-ferrous metal sulfides | Guy H. Harris, Patrice K. Ackerman | 1988-12-27 |
| 4673133 | Process for beneficiating oil shale using froth flotation and selective flocculation | Rabinder S. Datta, Charles Zebula | 1987-06-16 |
| 4239619 | Process and apparatus for separating magnetic particles within an ore | Timothy M. Todd | 1980-12-16 |