Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9637688 | Rare earth-containing attrition resistant vanadium trap for catalytic cracking catalyst | Walter Babbitt, Mark Schmalfeld, Chandrashekhar P. Kelkar | 2017-05-02 |
| 9029291 | Rare earth-containing attrition resistant vanadium trap for catalytic cracking catalyst | Walter Babbitt, Mark Schmalfeld, Chandrashekhar P. Kelkar | 2015-05-12 |
| 8940652 | Phosphorus modified cracking catalysts with enhanced activity and hydrothermal stability | Chandrashekhar P. Kelkar, Gary M. Smith, Bilge Yilmaz | 2015-01-27 |
| 8377841 | Catalyst having metal in reduced quantity and reduced cluster size | Maria Flytzani-Stephanopoulos, Howard M. Saltsburg | 2013-02-19 |
| 8053387 | Catalyst having metal in reduced quantity and reduced cluster size | Maria Flytzani-Stephanopoulus, Howard M. Saltsburg | 2011-11-08 |
| 7704483 | High surface area tetragonal zirconia and processes for synthesizing same | Jian-Ping Shen, Jian-ping Zheng, Paolina Atanassova, Mark J. Hampden-Smith | 2010-04-27 |