Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7776150 | Process and apparatus for handling synthetic gypsum | Eberhard W. Neumann | 2010-08-17 |
| 6773259 | Continuous solid waste derived fuel feed system for calciner kilns | Charles R. Murray | 2004-08-10 |