Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11299436 | NPK-Si fertilizer, method for production and use thereof | Tor Soyland Hansen, Vladimir Matychenkov | 2022-04-12 |
| 11254622 | NPK-Si-humate fertilizer, method for production and use thereof | Tor Soyland Hansen, Odd Skogerbo, Vladimir Matychenkov | 2022-02-22 |
| 11021412 | Fertilizer comprising bioavailable Si and method for production thereof | Vladimir Matychenkov, Tor Soyland Hansen, Odd Skogerbo | 2021-06-01 |
| 10011496 | Process for the production of silicon dioxide particles | Bjorn Myhre | 2018-07-03 |
| 9738540 | Process for the production of aluminium oxide particles | Bjorn Myhre | 2017-08-22 |
| 7393407 | Silicon oxide slurry and method for producing such slurry | Eldar Dingsoyr, Cor Oldenziel, Bjorn Vassoy | 2008-07-01 |
| 6696035 | Method for production of white microsilica | Halvard Tveit, Eldar Dingsoyr, Per Ronning, Svein Harsaker | 2004-02-24 |
| 5472501 | Concrete additive comprising a multicomponent admixture containing silica fume, its method of manufacture and concrete produced therewith | — | 1995-12-05 |
| 5275652 | Concrete additive comprising a multicomponent admixture containing silica fume, its method of manufacture and concrete produced therewith | — | 1994-01-04 |