Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6645425 | Refractory batch, in particular for the production of a shaped body, and process for producing the shaped body | Hans Wienand, Helge Jansen | 2003-11-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6645425 | Refractory batch, in particular for the production of a shaped body, and process for producing the shaped body | Hans Wienand, Helge Jansen | 2003-11-11 |