Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7008459 | Pretreatment process to remove oxygen from coal en route to a coal pyolysis process as a means of improving the quality of the hydrocarbon liquid product | Richard L. Furgerson, Harold L. Falkenberry | 2006-03-07 |
| 6907996 | Application of complex-mode vibration-fluidized beds to the separation of granular materials of different density | — | 2005-06-21 |
| 5547549 | Vibrating bed coal pyrolysis system | — | 1996-08-20 |
| 5496465 | Vibrating bed coal pyrolysis system | — | 1996-03-05 |
| 5312521 | Compact DC electric power generator using low bandgap thermophotovoltaic cell strings with a hydrocarbon gas burner fitted with a regenerator | Robert M. Fraas | 1994-05-17 |
| 4938785 | Gas-liquid separation | Robert E. MacPherson, Jr., Doan L. Phung | 1990-07-03 |