Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9810067 | Spray system for dust control on a mining machine | Harrold G. Gurley, John W. Pulliam | 2017-11-07 |
| 8979212 | Water sprays for dust control on mining machines | — | 2015-03-17 |
| 8632133 | Water sprays for dust control on mining machines | — | 2014-01-21 |
| 7841805 | Engineered composite wooden crib for use as a mine support | — | 2010-11-30 |
| 6554888 | Stabilization of coal wastes and coal combustion byproducts | — | 2003-04-29 |
| 6277189 | Coal combustion by-products-based lightweight structural materials and processes for making them | — | 2001-08-21 |
| 5018907 | Mine roof system | John R. Alongi, Joey Linton | 1991-05-28 |
| 4946315 | Mine roof system | John R. Alongi, Joey Linton | 1990-08-07 |