Issued Patents All Time
Showing 25 most recent of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12110459 | Process for producing diesel fuel from a biorenewable feed with recycled sulfur | David A. Wegerer, James T. Wexler, Xin X. Zhu, Rafael Alcala, Ashish Mathur +2 more | 2024-10-08 |
| 11952541 | Process for hydrotreating a feed stream comprising a biorenewable feedstock with treatment of an off-gas stream | James T. Wexler, Rafael Alcala, Xin X. Zhu, Jan De Ren, Saravanaperumal Sivaprakasam | 2024-04-09 |
| 11859142 | Hydrocracking process for maximization of naphtha | Yoga R. Ayar, Rajesh Sivadasan, Richard K. Hoehn | 2024-01-02 |
| 11667848 | Power recovery from quench and dilution vapor streams | Stanley J. Frey, Keith A. Couch, James W. Harris | 2023-06-06 |
| 11194301 | System for power recovery from quench and dilution vapor streams | Stanley J. Frey, Keith A. Couch, James W. Harris, Thomas Ebner | 2021-12-07 |
| 11008520 | Process for reconfiguring existing treating units in a refinery | James T. Wexler, Jose R. Rojas | 2021-05-18 |
| 11001769 | Process and apparatus for hydrocracking with prefractionator for stripped streams | Hari S. Bajpai | 2021-05-11 |
| 10920624 | Energy-recovery turbines for gas streams | Jason Lee Stahlman, William M. Hartman | 2021-02-16 |
| 10899977 | Process and apparatus for hydrocracking with light fractionation column with three products | Hari S. Bajpai | 2021-01-26 |
| 10829705 | Process and apparatus for hydrocracking with stripping gas sponge absorber | Hari S. Bajpai | 2020-11-10 |
| 10829704 | Process and apparatus for hydrocracking with prefractionator for stripped streams | Hari S. Bajpai | 2020-11-10 |
| 10829698 | Power recovery from quench and dilution vapor streams | Stanley J. Frey, Keith A. Couch, James W. Harris | 2020-11-10 |
| 10822556 | Process and apparatus for hydrocracking with heavy fractionation column | Hari S. Bajpai, Richard K. Hoehn | 2020-11-03 |
| 10753235 | Use of recovered power in a process | James W. Harris, Michael R. Van de Cotte, David A. Wegerer | 2020-08-25 |
| 10751639 | Process and apparatus for hydrocracking with integrated dual stripping columns | Hari S. Bajpai | 2020-08-25 |
| 10739798 | Incipient temperature excursion mitigation and control | Jorge Charr, Raul A. Ohaco, Ralph P. Davis, Christina L. Haasser, James W. Harris +2 more | 2020-08-11 |
| 10550338 | Process for recovering hydrocracked effluent | Massimo Sangalli, Richard K. Hoehn, Saadet Ulas Acikgoz, Trung Pham | 2020-02-04 |
| 10526545 | Processes for stripping contaminants from multiple effluent streams | Xin X. Zhu, Richard K. Hoehn, Paul C. Steacy | 2020-01-07 |
| 10457878 | Process for recovering hydrocracked effluent | Massimo Sangalli, Richard K. Hoehn, Saadet Ulas Acikgoz, Trung Pham | 2019-10-29 |
| 10435635 | Hydrocracking process and apparatus with heavy polynuclear aromatics removal from a reboiled column | Richard K. Hoehn | 2019-10-08 |
| 10125328 | Processes for separating multiple streams from a feed | Xin X. Zhu, Joel Kaye, David E. Bachmann | 2018-11-13 |
| 10011786 | Hydrocracking process and apparatus with HPNA removal | Richard K. Hoehn, Michael Pedersen | 2018-07-03 |
| 9637699 | Methods for processing nitrogen rich renewable feedstocks | Daniel L. Ellig | 2017-05-02 |
| 9416321 | Separation process with modified enhanced hot separator system | Mark Van Wees, Paul C. Steacy | 2016-08-16 |
| 9296958 | Process and apparatus for treating hydrocarbon streams | Shixue Wen, Mark W. Mucek, Steven A. Bradley, Benjamin L. Tiemens | 2016-03-29 |