Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10066170 | Rare earth-containing attrition resistant vanadium trap for catalytic cracking catalyst | Qi Fu, Mark Schmalfeld, Chandrashekhar P. Kelkar | 2018-09-04 |
| 9637688 | Rare earth-containing attrition resistant vanadium trap for catalytic cracking catalyst | Qi Fu, Mark Schmalfeld, Chandrashekhar P. Kelkar | 2017-05-02 |
| 9029291 | Rare earth-containing attrition resistant vanadium trap for catalytic cracking catalyst | Qi Fu, Mark Schmalfeld, Chandrashekhar P. Kelkar | 2015-05-12 |