Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5667298 | Portable concrete mixer with weigh/surge systems | Douglas A. Wilson | 1997-09-16 |
| 5664882 | System for concurrently remediating contaminated soil and producing hot mix asphalt | Andrew W. Green | 1997-09-09 |
| 5634712 | Asphalt plant with gas containment system | — | 1997-06-03 |
| 5620249 | Compact enclosable asphalt plant | — | 1997-04-15 |