Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5662721 | Entrainment separator for high velocity gases | — | 1997-09-02 |
| 5635149 | Wet scrubbing method and apparatus for removing sulfur oxides from combustion effluents | Jonas Klingspor, Even Bakke | 1997-06-03 |