Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864973 | Spiral to vertical furnace tube transition | Jerry L. Mullinax | 1989-09-12 |
| 4487166 | Start-up system for once-through boilers | Kurt Haller, Pete G. Todoroff | 1984-12-11 |