Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5993757 | Reoximation of metal extraction circuit organics | Michael J. Virnig, Leroy O. Krbechek | 1999-11-30 |
| 5457236 | Process for the production of beta-diketone | Leroy O. Krbechek | 1995-10-10 |
| 5300689 | Oximation process | Leroy O. Krbechek | 1994-04-05 |