Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4529442 | Method for producing steel in a top oxygen blown vessel | Joseph W. Tommaney, David R. Shidemantle | 1985-07-16 |
| 4514220 | Method for producing steel in a top-blown vessel | Joseph W. Tommaney | 1985-04-30 |
| 4410359 | Process for production of stainless steel | — | 1983-10-18 |