Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9849403 | Fractionation tray having a manway unit | Salvador Lopez Magana, Robert Bowden, Charles Parker | 2017-12-26 |
| 8066264 | Contact tray for a mass transfer column | Bartele Griepsma, Mark W. Pilling, Raymond Pluss | 2011-11-29 |
| 4711745 | High turndown bubble cap tray | Michael James Lockett, Vinson C. Smith, James C. Upchurch | 1987-12-08 |