Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8029649 | Method and device for removing loose material on wavy surfaces of stamped coal used for coking | Wilfried Schwan | 2011-10-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8029649 | Method and device for removing loose material on wavy surfaces of stamped coal used for coking | Wilfried Schwan | 2011-10-04 |