Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6457425 | Method and apparatus for combustion of residual carbon in fly ash | Paul M. Crafton, William Thome | 2002-10-01 |
| 6336809 | Combination conduction/convection furnace | Scott P. Crafton | 2002-01-08 |