Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9371486 | Method and apparatus for maximizing throughput of indirectly heated rotary kilns | L. Douglas Smoot, Kent E. Hatfield | 2016-06-21 |
| 8999017 | Method and apparatus for fast pyrolysis of biomass in rotary kilns | Benjamin Ralph Coates, Joshua L. Coates | 2015-04-07 |
| 8298406 | Method and apparatus for maximizing throughput of indirectly heated rotary kilns | L. Douglas Smoot, Kent E. Hatfield | 2012-10-30 |
| 4272255 | Apparatus for gasification of carbonaceous solids | — | 1981-06-09 |