Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5360532 | Gasoline upgrading process | David L. Fletcher, Stephen J. McGovern | 1994-11-01 |
| 5318690 | Gasoline upgrading process | David L. Fletcher, Timothy L. Hilbert, Stephen J. McGovern | 1994-06-07 |
| 4640463 | Apparatus for injecting liquid hydrocarbon feed and steam into a catalytic cracking zone | Frederick J. Krambeck, Stephen J. McGovern | 1987-02-03 |
| 4555328 | Method and apparatus for injecting liquid hydrocarbon feed and steam into a catalytic cracking zone | Frederick J. Krambeck, Stephen J. McGovern | 1985-11-26 |