Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8382471 | Multiple hearth furnace | Emile Lonardi, Patrick Hutmacher, Paul Tockert | 2013-02-26 |
| 6994037 | Rabble arm for a furnace | Patrick Hutmacher, Serge Streitz, Steve Arendt, Emile Lonardi | 2006-02-07 |
| 6802710 | Multiple hearth furnace | Patrick Hutmacher, Jeannot Konsbruck, Emile Lonardi | 2004-10-12 |
| 5166589 | Level probe for a shaft furnace | Emile Breden, Emile Lonardi | 1992-11-24 |
| 4582302 | Suspended tuyere stock removal device | Pierre Mailliet | 1986-04-15 |
| 4497379 | Modular pivotal fluidic joint systems and components thereof | Pierre Mailliet | 1985-02-05 |