Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5520373 | Steelmaking degassing apparatus | Leonard M. Keilman, William F. FLANAGAN, James E. Bradley | 1996-05-28 |
| 5520718 | Steelmaking degassing method | Leonard M. Keilman, William F. FLANAGAN, James E. Bradley | 1996-05-28 |