Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6201136 | Separation of liquid mixtures comprising formaldehyde, trioxane, alcohol and hemiformal | Albert Reichl, Michael Kleiber, Michael Rosenberg, Dieter Sommerfeld, Wolfgang Nickelfeld | 2001-03-13 |
| 6121467 | Separating off trioxane from gaseous mixtures with formaldehyde | Hagen Kniep, Christine Meister, Elke Schweers, Ioannis Nicolaou | 2000-09-19 |