Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9636685 | Method and an arrangement for determining a degree of fullness of a large grinding mill drum, and a large grinding mill drum | Jukka PIRTTINIEMI, Esa PORKKA | 2017-05-02 |