Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7918916 | Calcium-silicate based slag for treatment of molten steel | Erik Enebakk, Ragnar Tronstad | 2011-04-05 |
| 7879130 | Calcium-silicate based slag for treatment of molten silicon | Erik Enebakk, Ragnar Tronstrad | 2011-02-01 |