Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8425868 | Method for preventing re-emission of mercury from a flue gas desulfurization system | William A. Steen, John E. Currie, Gary M. Blythe, Jennifer L. Paradis | 2013-04-23 |
| 8257672 | Method for preventing re-emission of mercury from a flue gas desulfurization system | William A. Steen, John E. Currie, Gary M. Blythe, Jennifer L. Paradis | 2012-09-04 |
| 7850764 | Reactive membrane process for the removal of vapor phase contaminants | — | 2010-12-14 |
| 7306774 | Reactive membrane process for the removal of vapor phase contaminants | — | 2007-12-11 |
| 6818194 | Process for removing hydrogen sulfide from gas streams which include or are supplemented with sulfur dioxide, by scrubbing with a nonaqueous sorbent | Dennis Dalrymple, Kevin S. Fisher | 2004-11-16 |
| 6544492 | Regeneration method for process which removes hydrogen sulfide from gas streams | — | 2003-04-08 |
| 6416729 | Process for removing hydrogen sulfide from gas streams which include or are supplemented with sulfur dioxide | Dennis Dalrymple | 2002-07-09 |
| 5738834 | System for removal of hydrogen sulfide from a gas stream | — | 1998-04-14 |
| 5733516 | Process for removal of hydrogen sulfide from a gas stream | — | 1998-03-31 |
| 5705135 | Composition and process for the removal of hydrogen sulfide from gaseous streams | Timothy W. Trofe | 1998-01-06 |
| 5648054 | Double loop liquid-liquid H.sub.2 S removal process | — | 1997-07-15 |
| 4599614 | Photoelectrochromic display | Alfred Viehbeck | 1986-07-08 |