Patents per Year
Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5820831 | Method and apparatus for preparing calcium carbonate for scrubbing sulfur oxides from combustion effluents | — | 1998-10-13 | $1,115,000 |
| 5662721 | Entrainment separator for high velocity gases | — | 1997-09-02 | $347,000 |
| 5635149 | Wet scrubbing method and apparatus for removing sulfur oxides from combustion effluents | Jonas Klingspor, Even Bakke | 1997-06-03 | $265,000 |
| 5575984 | Method for preparing calcium carbonate for scrubbing sulfur oxides from combustion effluents | — | 1996-11-19 | $233,000 |
| 5486341 | Entrainment separator for high velocity gases | — | 1996-01-23 | $528,000 |
| 4812295 | Apparatus for dry scrubbing a hot gas and start-up process | — | 1989-03-14 | $2,627,000 |
| 4571311 | Apparatus for introducing a process gas into a treatment chamber | William B. Ferguson, Louis B. Wheeler | 1986-02-18 | $3,113,000 |
| 4412653 | Sonic atomizing spray nozzle | Thomas K. Benton | 1983-11-01 | $3,364,000 |