Issued Patents 2011
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8074707 | Method for processing hydrocarbon pyrolysis effluent | David B. Spicer, George Stephens, James M. Frye | 2011-12-13 |
| 8074973 | Method and apparatus for cooling pyrolysis effluent | David B. Spicer, George Stephens, James M. Frye | 2011-12-13 |
| 8025774 | Controlling tar by quenching cracked effluent from a liquid fed gas cracker | James N. McCoy, Barrington M. Hammond, David J. Duhon, Mark A. Rooney, John R. Messinger | 2011-09-27 |
| 7981374 | Method for processing hydrocarbon pyrolysis effluent | John R. Messinger | 2011-07-19 |
| 7972482 | Method for processing hydrocarbon pyrolysis effluent | John R. Messinger | 2011-07-05 |