Issued Patents All Time
Showing 25 most recent of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8894845 | Alkali metal hydroprocessing of heavy oils with enhanced removal of coke products | Walter D. Vann, Daniel P. Leta, Jonathan M. McConnachie, Richard A. Demmin, Douglas W. Hissong +7 more | 2014-11-25 |
| 8696890 | Desulfurization process using alkali metal reagent | Jorge Soto, Michael F. Raterman, Daniel P. Leta, Walter D. Vann, Lu Han +3 more | 2014-04-15 |
| 8673132 | Heavy oil conversion process with in-situ potassium sulfide generation | Daniel P. Leta, Jonathan M. McConnachie, Walter D. Vann, Jorge Soto | 2014-03-18 |
| 8404106 | Regeneration of alkali metal reagent | Jorge Soto, Daniel P. Leta, Lu Han, Walter D. Vann, Mark A. Greaney +5 more | 2013-03-26 |
| 7612012 | Selectively suppressed hydrogenation catalyst | Garland B. Brignac, Michele S. Touvelle | 2009-11-03 |
| 7074735 | Selectively suppressing catalytic hydrogenation | Garland B. Brignac, Michele S. Touvelle | 2006-07-11 |
| 6723230 | Regeneration of iron-based hydrogen sulfide sorbents | Jingguang Chen, Leo D. Brown, Gary B. McVicker, Edward S. Ellis, Michele S. Touvelle +2 more | 2004-04-20 |
| 6683020 | Naphthene ring opening over an iridium ring opening catalyst | Darryl P. Klein, Jingguang Chen, Gary B. McVicker | 2004-01-27 |
| 6649043 | Regeneration of hydrogen sulfide sorbents | Jingguang Chen, Leo D. Brown, Gary B. McVicker, Edward S. Ellis, Michele S. Touvelle +2 more | 2003-11-18 |
| 6623626 | Naphthene ring opening over a ring opening catalyst combination | Jingguang Chen, Gary B. McVicker | 2003-09-23 |
| 6623625 | Naphthene ring opening over group VIII metal catalysts containing cracking moderators | Jingguang Chen, Gary B. McVicker | 2003-09-23 |
| 6589416 | Method and catalyst for opening naphthenic rings of naphthenic ring-containing compounds | Darryl P. Klein, Michele S. Touvelle, Jingguang Chen | 2003-07-08 |
| 6586650 | Ring opening with group VIII metal catalysts supported on modified substrate | Darryl P. Klein, Michele S. Touvelle, Jingguang Chen, Gary B. McVicker | 2003-07-01 |
| 6409913 | Naphtha desulfurization with reduced mercaptan formation | Janet Renee Clark, Michele S. Touvelle, Thomas R. Halbert, Bruce R. Cook, Garland B. Brignac | 2002-06-25 |
| 6274026 | Electrochemical oxidation of sulfur compounds in naphtha using ionic liquids | Robert C. Schucker | 2001-08-14 |
| 6245221 | Desulfurization process for refractory organosulfur heterocycles | Gary B. McVicker, James J. Schorfheide, Darryl P. Klein, Sylvain Hantzer, Michel Daage +4 more | 2001-06-12 |
| 6221240 | Desulfurization and aromatic saturation of feedstreams containing refractory organosulfur heterocycles and aromatics | Darryl P. Klein, Michele S. Touvelle, Edward S. Ellis, Carl W. Hudson, Sylvain Hantzer +5 more | 2001-04-24 |
| 6193877 | Desulfurization of petroleum streams containing condensed ring heterocyclic organosulfur compounds | Gary B. McVicker, James J. Schorfheide, Michel Daage, Darryl P. Klein, Edward S. Ellis +2 more | 2001-02-27 |
| 5935420 | Desulfurization process for refractory organosulfur heterocycles | Gary B. McVicker, James J. Schorfheide, Darryl P. Klein, Sylvain Hantzer, Michel Daage +4 more | 1999-08-10 |
| 5928498 | Desulfurization and ring opening of petroleum streams | Gary B. McVicker, James J. Schorfheide, Michele S. Touvelle, Michel Daage, Darryl P. Klein +4 more | 1999-07-27 |
| 5925239 | Desulfurization and aromatic saturation of feedstreams containing refractory organosulfur heterocycles and aromatics | Darryl P. Klein, Michele S. Touvelle, Edward S. Ellis, Carl W. Hudson, Sylvain Hantzer +5 more | 1999-07-20 |
| 5756420 | Supported hydroconversion catalyst and process of preparation thereof | Robert J. Wittenbrink, Daniel Francis Ryan, Kenneth L. Riley, Jack W. Johnson | 1998-05-26 |
| 5750819 | Process for hydroconversion of paraffin containing feeds | Robert J. Wittenbrink, Daniel Francis Ryan, Kenneth L. Riley, Jack W. Johnson | 1998-05-12 |
| 5562817 | Reforming using a Pt/Re catalyst | Eduardo Mon | 1996-10-08 |
| 5342506 | Reforming using a PT-low RE catalyst in the lead reactor | George A. Swan, III, Joseph P. Boyle, Eduardo Mon | 1994-08-30 |