Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8521333 | Method and apparatus for flue gas recirculation | Michael Hoeg Nielsen, Ralph Joseph Lebron | 2013-08-27 |
| 4322392 | SO.sub.2 Scrubbing system for flue gas desulfurization | Robert J. Gleason, Paul E. Cooke | 1982-03-30 |