Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8114371 | Process for production of precipitated silica from olivine | Gudmundur Gunnarsson, Oddmund Wallevik, Lars Øyvind Ekornrød, Per Bjøm Engseth | 2012-02-14 |
| 7763221 | Process for complete utilisation of olivine constituents | Oddmund Wallevik, Tom Rames JØRGENSEN, Aage Aasheim | 2010-07-27 |
| 6296790 | Method of producing magnesium chloride granules | Arne Bent Frigstad, Leif Kare Gr.o slashed.nstad | 2001-10-02 |
| 6001316 | Method for treatment of waste material and recovering MgCl.sub.2 | Jean-Marc Beliveau, Bernard Perreault | 1999-12-14 |
| 5900151 | Method for sulphate removal magnesium chloride brine | Thor Thorsen, Per Oscar Wiig, Ole W.ae butted.rnes, Carl Margcotte | 1999-05-04 |