Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11747086 | Steelmaking taphole slag retardant device | John W. Dresh, Thomas J. Connors, Robert N. Deyoung | 2023-09-05 |
| 5167902 | Device for piercing an obstruction in a well-block opening of a ladle for transporting molten steel | Walter A. McCray, Thomas J. Connors, Alex Csaszar | 1992-12-01 |