Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4425232 | Flotation separation apparatus and method | George A. Lawrence, Michael J. Prevett | 1984-01-10 |
| 4309282 | Process of phosphate ore beneficiation in the presence of residual organic polymeric flocculants | Andrew Poulos, Richard E. Ellwanger | 1982-01-05 |
| 4233150 | Process for beneficiation of non-sulfide iron-free ores | Samuel S. Wang | 1980-11-11 |
| 4208487 | Novel frother composition for beneficiation of mineral ores | Samuel S. Wang, Ernie F. Huliganga | 1980-06-17 |
| 4207178 | Process for beneficiation of phosphate and iron ores | Samuel S. Wang | 1980-06-10 |
| 4206045 | Process for froth flotation of phosphate using combination collector | Samuel S. Wang | 1980-06-03 |
| 4199065 | Process for recovery of fine coal | Samuel S. Wang, Morris E. Lewellyn | 1980-04-22 |
| 4196092 | Conditioning agent for froth flotation of fine coal | Samuel S. Wang, Morris E. Lewellyn | 1980-04-01 |
| 4192739 | Process for beneficiation of non-sulfide ores | Samuel S. Wang | 1980-03-11 |
| 4186083 | Process for froth flotation of non-sulfide minerals | Samuel S. Wang, Ernie F. Huliganga | 1980-01-29 |