Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5682828 | Fluidized bed combustion system and a pressure seal valve utilized therein | John W. Phalen | 1997-11-04 |
| 5678497 | Apparatus for distributing secondary air into a large scale circulating fluidized bed | — | 1997-10-21 |