Issued Patents All Time
Showing 51–75 of 91 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7425258 | C6 recycle for propylene generation in a fluid catalytic cracking unit | Brian Erik Henry, Paul F. Keusenkothen, Philip A. Ruziska | 2008-09-16 |
| 7326332 | Multi component catalyst and its use in catalytic cracking | John S. Buchanan, Brian Erik Henry, Paul F. Keusenkothen, Philip A. Ruziska, David L. Stern | 2008-02-05 |
| 7270739 | Fractionating and further cracking a C6 fraction from a naphtha feed for propylene generation | Brian Erik Henry, Paul F. Keusenkothen, Philip A. Ruziska | 2007-09-18 |
| 7267759 | Fractionating and further cracking a C6 fraction from a naphtha feed for propylene generation | Brian Erik Henry, Paul F. Keusenkothen, Philip A. Ruziska | 2007-09-11 |
| 6656345 | Hydrocarbon conversion to propylene with high silica medium pore zeolite catalysts | Mechilium (Marcel) Johannes Gerardus Janssen, Luc R. M. Martens, Machteld M. Mertens, Philip A. Ruziska, Lynn L. Zhao +1 more | 2003-12-02 |
| 6652737 | Production of naphtha and light olefins | Michele S. Touvelle, Darryl P. Klein, Luc R. M. Martens, Edward S. Ellis | 2003-11-25 |
| 6429348 | Method for selectively producing propylene by catalytically cracking an olefinic hydrocarbon feedstock | S. Mark Davis, Luc R. M. Martens, Marcel Janssen, Philip A. Ruziska | 2002-08-06 |
| 6409911 | Silicoaluminophosphates having an AEL structure and their use as FCC catalysts | Karl G. Strohmaier, David E. W. Vaughan, Philip A. Ruziska, Brian Erik Henry, Gordon F. Stuntz +1 more | 2002-06-25 |
| 6388152 | Process for producing polypropylene from C3 olefins selectively produced in a fluid catalytic cracking process | Paul K. Ladwig, John E. Asplin, Gordon F. Stuntz | 2002-05-14 |
| 6339181 | Multiple feed process for the production of propylene | Philip A. Ruziska, Gordon F. Stuntz, Paul K. Ladwig | 2002-01-15 |
| 6313366 | Process for selectively producing C3 olefins in a fluid catalytic cracking process | Paul K. Ladwig, John E. Asplin, Gordon F. Stuntz, William A. Wachter, Brian Erik Henry +3 more | 2001-11-06 |
| 6306790 | Catalytic silicoaluminophosphates having an AEL structure, and their use in catalytic craking | Javier Agundez Rodriguez, Joaquin Perez Pariente, Antonio Chica Lara, Avelino Corma Canos, Philip A. Ruziska +3 more | 2001-10-23 |
| 6300537 | Method for the use of new silicoaluminophosphas having an AEL structure to convert naptha to C2 to C4 olefins | Karl G. Strohmaier, David E. W. Vaughan, Philip A. Ruziska, Brian Erik Henry, Gordon F. Stuntz +1 more | 2001-10-09 |
| 6288298 | Naphtha cracking utilizing new catalytic silicoaluminophosphates having an AEL structure | Javier Agundez Rodriguez, Joaquin Perez Pariente, Antonio Chica Lara, Avelino Corma Canos, Philip A. Ruziska +3 more | 2001-09-11 |
| 6258990 | Process for producing polypropylene from C3 olefins selectively produced in a fluid catalytic cracking process from a naphtha/steam feed | Shun C. Fung, Marcel Janssen, William A. Wachter, B. Erik Henry, John E. Asplin | 2001-07-10 |
| 6198013 | Toluene disproportionation process using a zeolite bound zeolite catalyst | Gary D. Mohr, Kenneth R. Clem, Mechilium Johannes Gerardus Janssen, Philip A. Ruziska, Johannes Petrus Verduijn | 2001-03-06 |
| 6118035 | Process for selectively producing light olefins in a fluid catalytic cracking process from a naphtha/steam feed | Shun C. Fung, Marcel Janssen, William A. Wachter, Brian Henry, John E. Asplin | 2000-09-12 |
| 6093867 | Process for selectively producing C3 olefins in a fluid catalytic cracking process | Paul K. Ladwig, John E. Asplin, Gordon F. Stuntz | 2000-07-25 |
| 6090271 | Enhanced olefin yields in a catalytic process with diolefins | Joseph F. Carpency, Shun C. Fung, Andrew Brennek | 2000-07-18 |
| 6080303 | Zeolite catalyst activity enhancement by aluminum phosphate and phosphorus | Guang Cao, Luc R. M. Martens, Jeffrey L. White, Matu J. Shah | 2000-06-27 |
| 6033555 | Sequential catalytic and thermal cracking for enhanced ethylene yield | Luc R. M. Martens | 2000-03-07 |
| 5993642 | Hydrocarbon conversion process using a zeolite bound zeolite catalyst | Gary D. Mohr, Kenneth R. Clem, Mechilium Johannes Gerardus Janssen, Phillip Andrew Ruziska, Johannes Petrus Verduijn +1 more | 1999-11-30 |
| 5643442 | Membrane process for enhanced distillate or hydrotreated distillate aromatics reduction | James Sweet Sweet, Charles P. Darnell | 1997-07-01 |
| 5635055 | Membrane process for increasing conversion of catalytic cracking or thermal cracking units (LAW011) | James R. Sweet, Charles P. Darnell | 1997-06-03 |
| 5416259 | Feed pretreatment for pervaporation process | Charles P. Darnell, Enrique F. Juarez | 1995-05-16 |