Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698027 | Method and plant for manufacturing mineralized portland cement clinker | Duncan Herfort, Ole Mogensen | 1997-12-16 |
| 5584926 | Cement compostion | Jesper Sand Damtoft | 1996-12-17 |