Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8894921 | Flue gas cooling and cleaning system | Geir Wedde | 2014-11-25 |
| 4525181 | Process for the removal of impurities in reacted alumina | — | 1985-06-25 |
| 4343352 | Heat exchanger for gases | Kjell Rydland | 1982-08-10 |