Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822496 | Process for the treatment of effluent containing cyanide and toxic metals, using hydrogen peroxide and trimercaptotriazine | Andrew Griffiths, Roy Norcross, Friedrich W. Merz, Stephen Gos | 1989-04-18 |