Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7745370 | Selective hydrogenation catalyst designed for raw gas feed streams | Steven A. Blankenship, Jennifer Boyer | 2010-06-29 |
| 7521393 | Selective hydrogenation catalyst designed for raw gas feed streams | Steven A. Blankenship, Jennifer Boyer | 2009-04-21 |
| 7255777 | Distillation system | Lawrence A. Smith, Jr., James Fair, A. Seibert | 2007-08-14 |
| 6717022 | Process for selective hydrogenation of alkynes and catalyst therefor | J. Yong Ryu | 2004-04-06 |
| 6592750 | Process for the desulfurization of petroleum feeds | Gary G. Podrebarac, Willibrord A. Groten | 2003-07-15 |
| 6576588 | Process for selective hydrogenation of alkynes and catalyst therefor | J. Yong Ryu | 2003-06-10 |
| 6495732 | Olefin isomerization process | Dennis Hearn, Robert P. Arganbright, Edward M. Jones, Jr., Lawrence A. Smith, Jr. | 2002-12-17 |
| 6444118 | Process for sulfur reduction in naphtha streams | Gary G. Podrebarac | 2002-09-03 |
| 6440299 | Process for removal of mercaptans from hydrocarbon streams | Dennis Hearn, Hugh M. Putman | 2002-08-27 |
| 6420619 | Cracked gas processing and conversion for propylene production | Robert J. Gartside | 2002-07-16 |
| 6414205 | Process for the removal of MAPD from hydrocarbon streams | Stephen J. Stanley | 2002-07-02 |
| 6303020 | Process for the desulfurization of petroleum feeds | Gary G. Podrebarac, Willibrord A. Groten | 2001-10-16 |
| 6274783 | Catalytic distillation process for the production of C8 alkanes | Mitchell E. Loescher | 2001-08-14 |
| 6187980 | Hydrogenation of benzene to cyclohexane | — | 2001-02-13 |
| 6169218 | Selective hydrogenation of highly unsaturated compounds in hydrocarbon streams | Dennis Hearn, Robert P. Arganbright, Edward M. Jones, Jr., Lawrence A. Smith, Jr. | 2001-01-02 |
| 6090270 | Integrated pyrolysis gasoline treatment process | — | 2000-07-18 |
| 6083378 | Process for the simultaneous treatment and fractionation of light naphtha hydrocarbon streams | Willibrord A. Groten, Hugh M. Putman | 2000-07-04 |
| 5877363 | Process for concurrent selective hydrogenation of acetylenes and 1,2 butadine in hydrocarbon streams | Hugh M. Putman, Dennis Hearn | 1999-03-02 |
| 5856602 | Selective hydrogenation of aromatics contained in hydrocarbon streams | Hugh M. Putman, Dennis Hearn | 1999-01-05 |
| 5807477 | Process for the treatment of light naphtha hydrocarbon streams | Dennis Hearn | 1998-09-15 |
| 5773670 | Hydrogenation of unsaturated cyclic compounds | Dennis Hearn, Hugh M. Putman | 1998-06-30 |
| 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 |
| 5523062 | Catalytic distillation distribution structure | Dennis Hearn, Edward M. Jones, Jr. | 1996-06-04 |