Issued Patents All Time
Showing 25 most recent of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12226756 | Catalyst system and method for its preparation | Chidambaram Mandan, Atish Kulkarni, Balachandran Vijai Shankar, Ramesh Bhujade | 2025-02-18 |
| 11945728 | Process for obtaining vanadium oxide from a gasifier slag field | Sateesh Daggupati, Sachchit Majhi, Sukumar Mandal, Asit Kumar Das, Vipulkumar Rameshbhai Panchotia +4 more | 2024-04-02 |
| 10208262 | Process for catalytic gasification of carbonaceous feedstock | Sateesh Daggupati, Sukumar Mandal, Asit Kumar Das | 2019-02-19 |
| 9550708 | Process for catalytic conversion of low value hydrocarbon streams to light olefins | Sukumar Mandal, Manoj Yadav, Amitkumar Parekh, Asit Kumar Das, Shubhangi Jaguste +3 more | 2017-01-24 |
| RE41136 | Process for preparing 2,6-dialkylnaphthalene | Masahiro Motoyuki, Koji Yamamoto, John P. McWilliams, Susan Patricia Donnelly | 2010-02-16 |
| RE39222 | Process for preparing 2,6-dialkylnaphthalene | Masahiro Motoyuki, Koji Yamamoto, John P. McWilliams, Susan Patricia Donnelly | 2006-08-01 |
| 6121501 | Process for preparing 2,6-dialkylnaphthalene | Masahiro Motoyuki, Koji Yamamoto, John Paul Mc Williams, Susan Patricia Donnelly | 2000-09-19 |
| 6018086 | Process for preparing 2,6-dialkylnaphthalene | Masahiro Motoyuki, Koji Yamamoto, John Paul Mc Williams, Susan Patricia Donnelly | 2000-01-25 |
| 6018087 | Isomerization of dimethylnaphthalene to produce 2,6-dimethylnaphthalene | Masahiro Motoyuki, Koji Yamamoto, Shingo Yoshida, Seiichi Yamamoto, John Paul Mc Williams +2 more | 2000-01-25 |
| 6011190 | Process for preparing dialkylnaphthalene | Masahiro Motoyuki, Koji Yamamoto, John P. McWilliams | 2000-01-04 |
| 5723711 | Process for preparing 2-methylnaphthalene | Masahiro Motoyuki, Koji Yamamoto, John P. McWilliams | 1998-03-03 |
| 5427745 | Catalytic cracking apparatus using regenerator with multiple catalyst outlets | Tiberiu M. Leib | 1995-06-27 |
| 5320740 | Quenched multistage FCC catalyst stripping | Diane V. Jorgensen | 1994-06-14 |
| 5271826 | Catalytic cracking of coke producing hydrocarbons | Frederick J. Krambeck, Donald M. Nace, Paul H. Schipper | 1993-12-21 |
| 5258113 | Process for reducing FCC transfer line coking | Mary E. Edgerton | 1993-11-02 |
| 5215650 | Cooling exothermic regenerator with endothermic reactions | — | 1993-06-01 |
| 5205993 | Catalytic cracking apparatus using cross-flow regenerator | Tiberiu M. Leib | 1993-04-27 |
| 5173278 | Denitrification of flue gas from catalytic cracking | David O. Marler, David S. Shihabi, Richard F. Socha, Scott A. Stevenson | 1992-12-22 |
| 5098553 | Catalytic cracking process using regenerator with multiple catalyst outlets | — | 1992-03-24 |
| 5082983 | Reduction of benzene content of reformate in a catalytic cracking unit | Lloyd L. Breckenridge, Diane V. Jorgensen | 1992-01-21 |
| 5073349 | High efficiency catalytic cracking stripping apparatus | Joseph A. Herbst, Catherine L. Markham, Gerald J. Teitman | 1991-12-17 |
| 5062944 | Catalytic cracking process with multiple catalyst outlets | Tiberiu M. Leib | 1991-11-05 |
| 5059305 | Multistage FCC catalyst stripping | — | 1991-10-22 |
| 5057205 | Additive for vanadium and sulfur oxide capture in catalytic cracking | Arthur A. Chin, Michael S. Sarli | 1991-10-15 |
| 5053573 | Reduction of benzene content of reformate by reaction with cycle oils | Diane V. Jorgensen | 1991-10-01 |