Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6290747 | Conversion of impure silver halide to ultra-pure silver metal | Weimar W. White, Brian P. Cleary | 2001-09-18 |
| 6290749 | Preparation of ultra-pure silver metal | Weimar W. White, Brian P. Cleary | 2001-09-18 |
| 5314670 | Recovery of rhodium values | Weimar W. White | 1994-05-24 |
| 5008017 | Method for recovering metals from waste liquors | Robert G. Surash | 1991-04-16 |
| 5008020 | Treatment of domestic and industrial waste waters | Robert G. Surash | 1991-04-16 |