Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6905112 | Column for counter-currently contacting vapor and liquid | Hugo Letzel | 2005-06-14 |
| 6863267 | Gas-liquid contacting tray | Bernardinus Henricus Bosmans, Jose Luis Bravo, Karel Antonius Kusters | 2005-03-08 |