Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9212092 | Portland limestone calcined clay cement | Jesper Sand Damtoft | 2015-12-15 |
| 5698027 | Method and plant for manufacturing mineralized portland cement clinker | Hans Erik Borgholm, Ole Mogensen | 1997-12-16 |