Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9920395 | Method for recovering gold from refractory ore | Ronald V. Davis, Daniel Child | 2018-03-20 |
| 9683153 | Freeze conditioning agents utilizing crude glycerin and flowback and produced water | Ronald V. Davis, Jing Wang, Stephen J. Blubaugh | 2017-06-20 |
| 5476533 | Process for sintering iron oxide-containing materials on a sintering machine | Fred Stieler, Norbert Magedanz, Jurgen Otto, Martin Hirsch, Fred Cappel +4 more | 1995-12-19 |