Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6303083 | Method and system for SO2 and SO3 control by dry sorbent/reagent injection and wet scrubbing | Dennis W. Johnson, Thomas Robert Goots | 2001-10-16 |
| 6273940 | Mist elimination/air toxic control in a wet scrubber using a condensing heat exchanger | Gregory T. Bielawski, Dennis W. Johnson, Robert B. Myers | 2001-08-14 |
| 6143263 | Method and system for SO.sub.2 and SO.sub.3 control by dry sorbent/reagent injection and wet scrubbing | Dennis W. Johnson, Thomas Robert Goots | 2000-11-07 |
| 6010664 | Oxidation detection for sulfite/sulfate systems | Dennis W. Johnson | 2000-01-04 |
| 5826518 | High velocity integrated flue gas treatment scrubbing system | Dennis W. Johnson, Robert B. Myers | 1998-10-27 |
| 5787821 | High velocity integrated flue gas treatment scrubbing system | Dennis W. Johnson, Robert B. Myers | 1998-08-04 |
| 5707426 | Key advanced linear kinetic absorber method using a particulate arresting device | Daniel S. Kalka, Dennis W. Johnson, Robert B. Myers | 1998-01-13 |
| 5676715 | Key advanced linear kinetic absorber system particulate arresting device | Daniel S. Kalka, Dennis W. Johnson, Robert B. Myers | 1997-10-14 |
| 5672323 | Activated carbon flue gas desulfurization systems for mercury removal | Dennis W. Johnson | 1997-09-30 |
| 5525317 | Ammonia reagent application for NOX SOX and particulate emission control | Donald P. Tonn | 1996-06-11 |
| 5510094 | Ammonia-limestone scrubbing with by-product for use in agriculture | Dennis W. Johnson | 1996-04-23 |
| 5480619 | Regenerative scrubber application with condensing heat exchanger | Dennis W. Johnson | 1996-01-02 |
| 5308509 | FGD performance enhancement by hydroclone and recycling steps | Dennis W. Johnson | 1994-05-03 |