Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4417721 | Lance tip for oxygen steelmaking | Robert D. Pehlke, D. Roger Glass, by Evelyn Johnson, administratrix | 1983-11-29 |
| 4220027 | Method for explosive forming of tubular molds for continuous steel casting | Jimmy D. Mote, Jack A. Yoblin | 1980-09-02 |