Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10131997 | Method for the production of graphite bodies | Sten Yngve Larsen, Hermann Gran | 2018-11-20 |
| 8748524 | Glue and coating for refractory materials and ceramics | Bjorn Egeland, Alf HÅBERG, Stian MADSHUS | 2014-06-10 |
| 8535581 | Induction furnace for melting of metals, lining for an induction furnace and method for production of such lining | Bjørn EGELAND, Alf HÅBERG, Stian MADSHUS | 2013-09-17 |
| 7585483 | Method for the production of particulate carbon products | Emil Edwin, Tore Arnesen, Knut-Ivar Aaser, Erling Rytter, John Fors | 2009-09-08 |
| 6157667 | Method and calcining furnace for electric calcining of carbonaceous material | Arnfinn Vatland | 2000-12-05 |
| 5978410 | Method for production of carbon electrodes | Reidar Ugland | 1999-11-02 |
| 5822358 | Method and apparatus for producing self-baking carbon electrode | — | 1998-10-13 |