Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7407345 | Method and a system of distribution of fluidizable materials | Morten Friis Karlsen, Kjell Dalen | 2008-08-05 |
| 5474401 | Pulse-controlled metering device | Knut A. Paulsen, Gisle G. Enstad, Bjorn Vikshaland, Leiv B. Ognedal | 1995-12-12 |
| 5360297 | Apparatus for automatic level control in a closed channel or container for transport and/or distribution of fluidizable material | Gisle G. Enstad | 1994-11-01 |
| 5045168 | Point feeder for aluminium electrolysis cell | Kjell Dalen, Alfred Kvalavag | 1991-09-03 |
| 4930691 | Pneumatic dosimeter | — | 1990-06-05 |