Issued Patents All Time
Showing 25 most recent of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6486373 | Shape selective zeolite catalyst and its use in aromatic compound conversion | Jeevan S. Abichandani, Daria N. Lissy, Mae K. Rubin, Sanjay B. Sharma | 2002-11-26 |
| 6143261 | Catalytic reduction of nitrogen oxide emissions with MCM-49 and MCM-56 | Daria N. Lissy, David O. Marler, John P. McWilliams, Sanjay B. Sharma | 2000-11-07 |
| 6013239 | Large crystal ZSM-5, its synthesis and use | Catherine S. H. Chen, Frank T. DiGuiseppi, Thomas R. Forbus, Jr., Mae K. Rubin, Sanjay B. Sharma +2 more | 2000-01-11 |
| 5902767 | Catalyst having an acidic solid oxide component and a group IB metal or metal oxide component | Charles T. Kresge, Clarence D. Chang, Jose G. Santiesteban, Scott A. Stevenson, James C. Vartuli | 1999-05-11 |
| 5830346 | FCC regenerator in partial CO burn with downstream air addition | Mohsen N. Harandi, Paul H. Schipper, Scott A. Stevenson | 1998-11-03 |
| 5726114 | Method of preparation of ex situ selectivated zeolite catalysts for enhanced shape selective applications and methods to increase the activity thereof | Clarence D. Chang, John D. Lutner, Sharon B. McCullen, Paul G. Rodewald | 1998-03-10 |
| 5676912 | Process for exhaust gas NO.sub.x, CO, and hydrocarbon removal | Sanjay B. Sharma | 1997-10-14 |
| 5614079 | Catalytic dewaxing over silica bound molecular sieve | Maria D. Farnos, Thomas R. Forbus, Jr., John P. McWilliams | 1997-03-25 |
| 5603822 | Catalytic dewaxing of lube basestock raffinates in contact with pour point depressants | Thomas R. Forbus, Jr. | 1997-02-18 |
| 5589147 | Catalytic system for the reducton of nitrogen oxides | Maria D. Farnos, John P. McWilliams, Sanjay B. Sharma | 1996-12-31 |
| 5552128 | Selective catalytic reduction of nitrogen oxides | Clarence D. Chang, Jose G. Santiesteban, Scott A. Stevenson, James C. Vartuli | 1996-09-03 |
| 5541146 | Extrusion-modified molecular sieve | Clarence D. Chang, Cynthia T-W. Chu, Thomas F. Degnan, Paul G. Rodewald | 1996-07-30 |
| 5520895 | Method for the reduction of nitrogen oxides using iron impregnated zeolites | Sanjay B. Sharma | 1996-05-28 |
| 5482692 | Selective catalytic reduction of nitrogen oxides using a ferrocene impregnated zeolite catalyst | Costandi A. Audeh, Sanjay B. Sharma | 1996-01-09 |
| 5463168 | Process for the removal of hydrogen cyanide from FCC hydrocarbon product gas streams | Costandi A. Audeh, Richard F. Socha, Scott A. Stevenson | 1995-10-31 |
| 5456820 | Catalytic dewaxing process for producing lubricating oils | Thomas R. Forbus, Jr., Chwan P. Kyan, Robert W. Bortz, Rene B. LaPierre | 1995-10-10 |
| 5451387 | Selective catalytic reduction of nitrogen oxides using an iron impregnated zeolite catalyst | Maria D. Farnos, John P. McWilliams, Sanjay B. Sharma, Scott A. Stevenson, James C. Vartuli | 1995-09-19 |
| 5417949 | NO.sub.x abatement process | John P. McWilliams, Richard F. Socha, Hye Kyung Cho Timken | 1995-05-23 |
| 5401478 | Selective catalytic reduction of nitrogen oxides | Clarence D. Chang, Jose G. Santiesteban, Scott A. Stevenson | 1995-03-28 |
| 5365003 | Shape selective conversion of hydrocarbons over extrusion-modified molecular sieve | Clarence D. Chang, Cynthia T-W. Chu, Thomas F. Degnan, Paul G. Rodewald | 1994-11-15 |
| 5243117 | Catalyst and process for the selective production of para-dialkyl substituted benzenes | Clarence D. Chang | 1993-09-07 |
| 5237120 | Double bond isomerization of olefin-containing feeds with minimal oligomertization using surface acidity deactivated zeolite catalysts | Werner O. Haag, Roland H. Heck, Jose G. Santiesteban | 1993-08-17 |
| 5173278 | Denitrification of flue gas from catalytic cracking | David O. Marler, Ajit V. Sapre, Richard F. Socha, Scott A. Stevenson | 1992-12-22 |
| 5173461 | Toluene disproportionation catalyst | Robert P. L. Absil, Scott Han, David O. Marler, Clarence D. Chang, Donna M. Mitko | 1992-12-22 |
| 5157191 | Modified crystalline aluminosilicate zeolite catalyst and its use in the production of lubes of high viscosity index | Emmerson Bowes | 1992-10-20 |