Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5354364 | High efficiency advanced dry scrubber | Dennis W. Johnson, George B. Watson | 1994-10-11 |
| 5281402 | Cost reduction of wet FGD system with a tray | Wadie F. Gohara, Dennis W. Johnson, Paul Jason Williams | 1994-01-25 |