Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5752451 | Ash control valve for a circulating fluidized bed combustor | Joseph D. Dombrowski, Raymond C. Germain | 1998-05-19 |
| 5642676 | Ash control valve for a circulating fluidized bed combustor | Joseph D. Dombrowski, Raymond C. Germain | 1997-07-01 |