Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5313915 | Coal slurry fuel supply and purge system | Robert Earl McDowell, Russel M. Smith | 1994-05-24 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5313915 | Coal slurry fuel supply and purge system | Robert Earl McDowell, Russel M. Smith | 1994-05-24 |