Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5167902 | Device for piercing an obstruction in a well-block opening of a ladle for transporting molten steel | Michael Dean Cope, Thomas J. Connors, Alex Csaszar | 1992-12-01 |
| 4286773 | Metallurgical pouring vessels | Jan O. Kristiansen | 1981-09-01 |