Issued Patents All Time
Showing 25 most recent of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10955066 | Fluid catalytic cracking unit valve | — | 2021-03-23 |
| 10683941 | Black-powder-resistant through conduit valve | Filiberto Jimenez, Gary Larsen | 2020-06-16 |
| 10081766 | Retractable center feed injection device | Kenneth Krause, Gary Larsen | 2018-09-25 |
| 9505982 | Seat system for coke drum deheading valve | — | 2016-11-29 |
| 9486762 | Center feed system employing removable inserts in a retractable injection nozzle | Gary Larsen, Kenneth Krause | 2016-11-08 |
| 9482348 | Cycle valve for use in hydromethanation process | — | 2016-11-01 |
| 9388342 | Electric actuator for coke drum unheading valve | Christopher Orino | 2016-07-12 |
| 9334447 | Flushing system for use in delayed coking systems | — | 2016-05-10 |
| 8936701 | Coke drum bottom de-heading system | — | 2015-01-20 |
| 8702911 | Center feed system | Gary Larsen | 2014-04-22 |
| 8679298 | Remotely controlled decoking tool used in coke cutting operations | — | 2014-03-25 |
| 8679299 | Coke drum bottom de-heading system | — | 2014-03-25 |
| 8545680 | Center feed system | Gary Larsen | 2013-10-01 |
| 8512525 | Valve system and method for unheading a coke drum | — | 2013-08-20 |
| 8459608 | Seat and valve systems for use in delayed coker system | — | 2013-06-11 |
| 8440057 | Linked coke drum support | — | 2013-05-14 |
| 8282074 | Delayed coker isolation valve systems | Gary Larsen | 2012-10-09 |
| 8197644 | Remotely controlled decoking tool used in coke cutting operations | — | 2012-06-12 |
| 8123197 | Ethylene production isolation valve systems | Gary Larsen | 2012-02-28 |
| 7931044 | Valve body and condensate holding tank flushing systems and methods | Gary Larsen | 2011-04-26 |
| 7871500 | Coke drum skirt | — | 2011-01-18 |
| 7819009 | Vibration Monitoring System | Frederic Borah, Anthony Leib, George Fkiaras | 2010-10-26 |
| 7820014 | Systems and methods for remotely determining and changing cutting modes during decoking | — | 2010-10-26 |
| 7682490 | Dynamic flange seal and sealing system | — | 2010-03-23 |
| 7632381 | Systems for providing continuous containment of delayed coker unit operations | — | 2009-12-15 |