Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12297389 | Plastic pyrolysis reactor | David Lee Guymon, Ron Herbanek, Richard John Jibb, Sudipto Chakraborty, Johnny Doyle Combs +2 more | 2025-05-13 |
| 11795401 | Conversion of waste plastics to petrochemicals | Sudipto Chakraborty, David Lee Guymon, Ron Herbanek, Richard John Jibb, Johnny Doyle Combs +1 more | 2023-10-24 |
| 8685151 | Multiple fixed-fluidized beds for contaminant removal | Ronald E. Brown | 2014-04-01 |
| 8500851 | Multiple fixed-fluidized beds for contaminant removal | Ronald E. Brown | 2013-08-06 |
| 7655138 | Desulfurization process | Victor G. Hoover, Gwen J DeBrower | 2010-02-02 |
| 6093285 | Purification of 1,3-butadiene | Stephen L. Ege, Si M. Nguyen, Richard Peacock, Larry L. Nash, George A. Moczygemba | 2000-07-25 |
| 5654247 | Method for the reactivation of a deactivated hydrocarbon isomerization catalyst | Fan-Nan Lin, Floyd H. Holland | 1997-08-05 |