Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7213363 | Planing float with lateral motion control | — | 2007-05-08 |
| 6874271 | Planing float with lateral motion control | — | 2005-04-05 |
| 6726748 | Method of converting a downflow/upflow wet flue gas desulfurization (WFGD) system to an upflow single-loop WFGD system | RONALD LANE GOODE, II, Dennis W. Johnson, David Murphy, Robert B. Myers, John F. Sulek +1 more | 2004-04-27 |
| 6494255 | Air heater gas inlet plenum | Edward J. Piaskowski, Norman D. Nelson | 2002-12-17 |
| 6405791 | Air heater gas inlet plenum | Edward J. Piaskowski, Norman D. Nelson | 2002-06-18 |
| 5173093 | Single spray level for flue gas desulfurization system | Dennis W. Johnson | 1992-12-22 |