Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5395095 | Combined machine for opening and plugging a taphole in a shaft furnace | Geraldo J. A. Costa, Luiz F. Evangelista, Jean Monai | 1995-03-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5395095 | Combined machine for opening and plugging a taphole in a shaft furnace | Geraldo J. A. Costa, Luiz F. Evangelista, Jean Monai | 1995-03-07 |