Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6718915 | Horizontal spiral tube boiler convection pass enclosure design | Melvin J. Albrecht | 2004-04-13 |
| 5437768 | Non-baffled low pressure drop vacuum cooled inserted smelt spout | Jerry D. Blue, Stan Crofut, Ed Gayhart, Joan Barna | 1995-08-01 |
| 5339755 | Dry scrubber with condensing heat exchanger for cycle efficiency improvement | — | 1994-08-23 |