Issued Patents 2023
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11724211 | Contact tray for a mass transfer column | Charles A. Griesel | 2023-08-15 |
| 11701627 | Countercurrent contacting devices and method of manufacture | Sergio Escobar | 2023-07-18 |
| 11654405 | Countercurrent contacting devices and method of manufacture | Sergio Escobar | 2023-05-23 |
| 11583827 | Countercurrent contacting devices and method of manufacture | Sergio Escobar | 2023-02-21 |
| 11541328 | Contact tray having baffle wall for concentrating low liquid flow and method involving same | Charles A. Griesel | 2023-01-03 |