Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9523039 | Upgrading coal and other carbonaceous fuels using a lean fuel gas stream from a pyrolysis step | Dennis W. Coolidge, Deane A. Horne, Ronn G. Smith | 2016-12-20 |
| 9005322 | Upgrading coal and other carbonaceous fuels using a lean fuel gas stream from a pyrolysis step | Dennis W. Coolidge, Deane A. Horne, Ronn G. Smith | 2015-04-14 |