Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6699444 | Fluidized bed reactor | Donald L. Wietzke, Scott L. Darling | 2004-03-02 |
| 6029612 | Fluidized bed reactor | Donald L. Wietzke, Scott L. Darling | 2000-02-29 |
| 5311715 | Expansion joint flexible seal | Ed Linck, V. Swaminathan | 1994-05-17 |
| 5091156 | Waterwalls in a fluidized bed reactor | Lasse K. Ijas, Aimo I. Asikainen, Arto Hotta, James Stone, Gregory Beavers +1 more | 1992-02-25 |
| 5038568 | System for reheat steam temperature control in circulating fluidized bed boilers | Ponnusami K. Gounder, Timo M. Kauranen | 1991-08-13 |
| 4920751 | System and method for reheat steam temperature control in circulating fluidized bed boilers | Ponnusami K. Gounder, Timo M. Kauranen | 1990-05-01 |
| 4477426 | Process for preparing a sulfur dioxide containing gas stream for reaction with coal | — | 1984-10-16 |