Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679241 | Olefin plant recovery system employing catalytic distillation | Stephen J. Stanley, Francis D. McCarthy, Charles Sumner | 1997-10-21 |
| 5628880 | Etherification--hydrogenation process | Dennis Hearn, Willibrord A. Groten | 1997-05-13 |
| 5595634 | Process for selective hydrogenation of highly unsaturated compounds and isomerization of olefins in hydrocarbon streams | Dennis Hearn, Hugh M. Putman | 1997-01-21 |