Issued Patents All Time
Showing 25 most recent of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12297310 | Methods for chromium catalyst activation using oxygen-enriched fluidization gas | James E. Hein, Troy Bretz, Zhihui Gu | 2025-05-13 |
| 12025351 | Geothermal cooling of a coolant used in a heat exchange equipment | — | 2024-07-02 |
| 11584806 | Methods for chromium catalyst activation using oxygen-enriched fluidization gas | James E. Hein, Troy Bretz, Zhihui Gu | 2023-02-21 |
| 11578145 | System and method for rapid dump tank heating | Joseph A. Curren, James E. Hein, Ai-Fu Chang | 2023-02-14 |
| 11021549 | System and method for rapid dump tank heating | Joseph A. Curren, James E. Hein, Ai-Fu Chang | 2021-06-01 |
| 10894840 | Unified cooling for multiple polyolefin polymerization reactors | Timothy O. Odi, Anurag Gupta | 2021-01-19 |
| 10344101 | Unified cooling for multiple polyolefin polymerization reactors | Timothy O. Odi, Anurag Gupta | 2019-07-09 |
| 10173951 | Side rectifier column for olefin and diluent recovery | Joseph A. Curren, Ji Xian X. Loh, Timothy O. Odi | 2019-01-08 |
| 10072103 | Unified cooling for multiple polyolefin polymerization reactors | Timothy O. Odi, Joseph A. Curren, Anurag Gupta | 2018-09-11 |
| 10046306 | Treater regeneration | Timothy O. Odi, Jennifer F. Drew | 2018-08-14 |
| 10040882 | Liquid-solid sampling system for a loop slurry reactor | Stephen L. Ege | 2018-08-07 |
| 9861955 | Treater regeneration | Timothy O. Odi, Jennifer F. Drew | 2018-01-09 |
| 9822193 | Unified cooling for multiple polyolefin polymerization reactors | Timothy O. Odi, Joseph A. Curren, Anurag Gupta | 2017-11-21 |
| 9783621 | Pressure relief for multiple polyolefin polymerization reactors | Thanh T. Nguyen, Carolyn Lehman, Joel A. Mutchler | 2017-10-10 |
| 9708426 | Liquid-solid sampling system for a loop slurry reactor | Stephen L. Ege | 2017-07-18 |
| 9687815 | Treater regeneration | Robert R. McElvain, Steve E. Page | 2017-06-27 |
| 9624316 | Unified cooling in multiple polyolefin polymerization reactors | Timothy O. Odi, Anurag Gupta | 2017-04-18 |
| 9610558 | Energy efficient polyolefin process | Robert R. McElvain, John D. Hottovy, Donald W. Verser, David H. Burns, John H. Tait +6 more | 2017-04-04 |
| 9469582 | Polyolefin manufacturing system including a membrane fractionation system for diluent recovery | Andrew Mills, Andrea L. Hoener | 2016-10-18 |
| 9394383 | Monomer/diluent recovery | Anurag Gupta, Timothy O. Odi | 2016-07-19 |
| 9340627 | Elbow and horizontal configurations in a loop reactor | Scott E. Kufeld, Joel A. Mutchler, John D. Stewart, Catherine M. Gill, Bruce E. Kreischer +1 more | 2016-05-17 |
| 9310137 | Unified cooling in multiple polyolefin polymerization reactors | Timothy O. Odi, Anurag Gupta | 2016-04-12 |
| 9295964 | Pressure relief for multiple polyolefin polymerization reactors | Thanh T. Nguyen, Carolyn Lehman, Joel A. Mutchler | 2016-03-29 |
| 9289748 | Treater regeneration | Robert R. McElvain, Steve E. Page | 2016-03-22 |
| 9221920 | Energy efficient polyolefin process | Robert R. McElvain, John D. Hottovy, Donald W. Verser, David H. Burns, John H. Tait +6 more | 2015-12-29 |