Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6967005 | Circulating fluidized bed reactor with selective catalytic reduction | Donald L. Wietzke, Mikhail Maryamchik, Michael J. Szmania | 2005-11-22 |
| 6395237 | Circulating fluidized bed reactor with selective catalytic reduction | Donald L. Wietzke, Mikhail Maryamchik, Michael J. Szmania | 2002-05-28 |