Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6375831 | Inhibiting deposits in coke oven gas processing equipment | Patrick Doyle, Gary S. Thundercliffe | 2002-04-23 |
| 5215574 | Method of improving precious metal yield in a Merrill-Crowe recovery process | Suzanne L. Kladder, Gary E. Geiger, James E. Cressman | 1993-06-01 |