Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9931595 | Ferrierite composition for reducing NOx emissions during fluid catalytic cracking | George Yaluris, Michael S. Ziebarth | 2018-04-03 |
| 9365779 | Catalyst for light olefins and LPG in fludized catalytic units | Wu-Cheng Cheng, Meenakshi S. Krishnamoorthy, Ranjit Kumar, Michael S. Ziebarth | 2016-06-14 |
| 8642499 | Catalytic cracking catalyst compositions having improved bottoms conversion | Wu-Cheng Cheng, Kevin J. Sutovich, Ruizhong Hu, Ranjit Kumar | 2014-02-04 |
| 8084383 | Gasoline sulfur reduction catalyst for fluid catalytic cracking process | Ruizhong Hu, Richard Franklin Wormsbecher, Michael S. Ziebarth | 2011-12-27 |
| 7641787 | Compositions and processes for reducing NOx emissions during fluid catalytic cracking | George Yaluris, Michael S. Ziebarth | 2010-01-05 |
| 7452839 | Gasoline sulfur reduction in fluid catalytic cracking | Wu-Cheng Cheng, Terry G. Roberie, Hye Kyung Cho Timken, Scott Kevin Purnell | 2008-11-18 |
| 7304011 | Compositions and processes for reducing NOx emissions during fluid catalytic cracking | George Yaluris, Michael S. Ziebarth | 2007-12-04 |
| 7153413 | Gasoline sulfur reduction in fluid catalytic cracking | Terry G. Roberie, Ranjit Kumar, Michael S. Ziebarth, Wu-Cheng Cheng, Nazeer A. Bhore | 2006-12-26 |
| 6902665 | Reduced NOx combustion promoter for use in FCC processes | Alan W. Peters, Edward F. Rakiewicz, Gordon Dean Weatherbee | 2005-06-07 |
| 6884744 | Zeolite based catalyst of ultra-high kinetic conversion activity | Wu-Cheng Cheng, Philip S. Deitz | 2005-04-26 |
| 6846403 | Gasoline sulfur reduction in fluid catalytic cracking | Wu-Cheng Cheng, Scott Kevin Purnell, Terry G. Roberie, Hye Kyung Cho Timken | 2005-01-25 |
| 6635168 | Gasoline sulfur reduction catalyst for fluid catalytic cracking process | Wu-Cheng Cheng, John Allen Rudesill, Richard Franklin Wormsbecher, Pilip Stephen Deitz | 2003-10-21 |
| 6605207 | Bayerite alumina clad zeolite and cracking catalysts containing same | Wu-Cheng Cheng, Philip S. Deitz | 2003-08-12 |
| 6482315 | Gasoline sulfur reduction in fluid catalytic cracking | Terry G. Roberie, Ranjit Kumar, Michael S. Ziebarth, Wu-Cheng Cheng, Nazeer A. Bhore | 2002-11-19 |
| 6358881 | Reduced NOx combustion promoter for use in FCC processes | Alan W. Peters, Edward F. Rakiewicz, Gordon Dean Weatherbee | 2002-03-19 |
| 6280607 | NOx reduction compositions for use in FCC processes | Alan W. Peters, John Allen Rudesill, Gordon Dean Weatherbee, Edward F. Rakiewicz, Mary Jane A. Barbato-Grauso | 2001-08-28 |
| 6165933 | Reduced NO.sub.x combustion promoter for use in FCC processes | Alan W. Peters, Edward F. Rakiewicz, Gordon Dean Weatherbee | 2000-12-26 |
| 6129834 | NO.sub.x reduction compositions for use in FCC processes | Alan W. Peters, John Allen Rudesill, Gordon Dean Weatherbee, Edward F. Rakiewicz, Mary Jane A. Barbato-Grauso | 2000-10-10 |