Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9540305 | Process for preparing acrylic acid using an alkali metal-free and alkaline earth metal-free zeolitic material | Andrei-Nicolae Parvulescu, Armin LANGE DE OLIVEIRA, Stephan Schunk, Nicolai Tonio Woerz, Marco Hartmann +3 more | 2017-01-10 |
| 9446390 | Process for preparing acrylic acid using an aluminum-free zeolitic material | Andrei-Nicolae Parvulescu, Armin LANGE DE OLIVEIRA, Michael Lejkowski, Nicolai Tonio Woerz, Marco Hartmann +4 more | 2016-09-20 |