Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5972282 | Straight hearth furnace for titanium refining | Steven H. Reichman, Leonard C. Hainz, II | 1999-10-26 |
| 5171357 | Vacuum processing of particulate reactive metal | Howard R. Harker | 1992-12-15 |
| 4823358 | High capacity electron beam cold hearth furnace | Howard R. Harker | 1989-04-18 |
| 4808376 | Method of alloying aluminum and calcium into lead | Anthony W. Worcester, Kai Ravnborg | 1989-02-28 |