Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5421963 | Coke-feeding device with housing for a dry cooling installation for coke | Wilhelm Stewen, Heinz Opdenwinkel, Norbert Dunker, Kazushi Kishigami | 1995-06-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5421963 | Coke-feeding device with housing for a dry cooling installation for coke | Wilhelm Stewen, Heinz Opdenwinkel, Norbert Dunker, Kazushi Kishigami | 1995-06-06 |