Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12410037 | Incline elevator and modular deck system and methods for the assembly, use and shipping thereof | — | 2025-09-09 |
| 11572253 | Incline elevator and modular deck system and methods for the assembly, use and shipping thereof | — | 2023-02-07 |
| 9821966 | Concentric flow variable orifices for gas and particulate flow balance | Qingsheng Lin, Craig A. Penterson | 2017-11-21 |
| 9764908 | Concentric flow variable orifices for gas and particulate flow balance | Qingsheng Lin, Craig A. Penterson | 2017-09-19 |
| 8662432 | Ball tube mill trunnion seal | Daniel P. Smith, George King, Paul A. Knight | 2014-03-04 |
| 8448888 | Ball tube mill trunnion seal | Daniel P. Smith, George King, Paul A. Knight | 2013-05-28 |
| 7921786 | Grating system and sidewall seal arrangement for oscillating grate stoker | Larry Pace, Kevin Toupin | 2011-04-12 |
| 5685240 | Variable orifice plate for coal pipes | Oliver G. Briggs, Jr. | 1997-11-11 |
| 5593131 | Variable orifice plate for coal pipes | Oliver G. Briggs, Jr. | 1997-01-14 |