Issued Patents All Time
Showing 25 most recent of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12233363 | Vapor distribution system in a concentric reboiler | Raymond E. Tucker, Stephanie Fuyue Li, Zhanping Xu, James W. Althoff | 2025-02-25 |
| 11447436 | Method and system to control and maintain product quality for an olefin membrane separation | Chunqing Liu, Charles P. Luebke, Carl W. Liskey | 2022-09-20 |
| 11136280 | Process and system for removal of light ends and non-condensables to prevent buildup in an olefin/paraffin membrane separation process | Mander Singh, Charles P. Luebke, Steven C. Kozup, Carl W. Liskey, Simon E. Albo +2 more | 2021-10-05 |
| 10865350 | Process for hydroprocessing a hydrocarbon stream | Alexander C. Jimenez, Michael R. Smith, Edward J. Houde | 2020-12-15 |
| 10809022 | Processes and systems for controlling cooling fluid in an ionic liquid reactor system with a heat exchanger | Gregory J. Schrad, James G. Hagen, Sean Mueller, Zhanping Xu | 2020-10-20 |
| 10683246 | Method and system for light olefin separation | Chunqing Liu, Lubo Zhou, Stanley J. Frey, Gregory R. Werba, Carl W. Liskey +1 more | 2020-06-16 |
| 10550338 | Process for recovering hydrocracked effluent | Donald A. Eizenga, Massimo Sangalli, Richard K. Hoehn, Saadet Ulas Acikgoz | 2020-02-04 |
| 10507435 | Membrane process for olefin separation | Stanley J. Frey, J. Mark Houdek, Chunqing Liu | 2019-12-17 |
| 10507405 | Process for separation of propylene from a liquefied petroleum gas stream | Stanley J. Frey, Chunqing Liu | 2019-12-17 |
| 10471368 | Process for separation of propylene from a liquefied petroleum gas stream | Stanley J. Frey, Chunqing Liu | 2019-11-12 |
| 10472306 | Process for separation of propylene from a liquefied petroleum gas stream | Stanley J. Frey, Chunqing Liu | 2019-11-12 |
| 10457878 | Process for recovering hydrocracked effluent | Donald A. Eizenga, Massimo Sangalli, Richard K. Hoehn, Saadet Ulas Acikgoz | 2019-10-29 |
| 10427997 | Modular membrane system and method for olefin separation | James E. Rekoske, Stanley J. Frey, Chunqing Liu | 2019-10-01 |
| 10385279 | Process and apparatus for recycling cracked hydrocarbons | Xin X. Zhu, Selman Z. Erisken, Haiyan Wang, David X. Wu | 2019-08-20 |
| 10384988 | Chloride management in ionic liquid alkylation processes | Kurt Detrick, Douglas A. Nafis, David A. Wegerer, Eric Leeton | 2019-08-20 |
| 10041011 | Processes for recovering hydrocarbons from a drag stream from a slurry hydrocracker | Jagannathan Govindhakannan, Robert S. Haizmann, Hans G. Lefebvre | 2018-08-07 |
| 10041004 | Processes for producing deashed pitch | Jagannathan Govindhakannan, Grant H. Yokomizo, Robert S. Haizmann, Hans G. Lefebvre, Andrew J. Towarnicky | 2018-08-07 |
| 9914679 | Processes for removing entrained ionic liquid from a hydrocarbon phase | Kurt Detrick, David A. Wegerer, Robert J. Schmidt, Avram M. Buchbinder, Praneeth Dayanthe Edirisinghe +1 more | 2018-03-13 |
| 9777226 | Methods and systems for slurry hydrocracking with reduced feed bypass | Grant H. Yokomizo, Robert S. Haizmann | 2017-10-03 |
| 9776877 | Separation of conjunct polymer from volatile regenerant for ionic liquid regeneration | David A. Wegerer | 2017-10-03 |
| 9732289 | Integrated process for conversion of vacuum gas oil and heavy oil | Hosoo Lim, Zhihao Fei, Grant H. Yokomizo, Ping Sun | 2017-08-15 |
| 9567272 | FCC process with a dehydrogenation zone for max propylene production | Robert L. Mehlberg, Michael R. Smith | 2017-02-14 |
| 9527054 | Apparatuses and methods for cracking hydrocarbons | Lev Davydov, Lance Awender Baird | 2016-12-27 |
| 9522859 | Methods for recovering ionic liquid fines from a process stream | Avram M. Buchbinder, Kurt Detrick | 2016-12-20 |
| 9434662 | Integrated fluid catalytic cracking and alkylation process | Susie C. Martins, Douglas A. Nafis | 2016-09-06 |