Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8794031 | Method for separating off nitrogen from natural gas | Heinz Bauer, Jurgen Witte | 2014-08-05 |
| 8435403 | Process for removing nitrogen | Rainer Sapper, Daniel Garthe, Arndt Erik Schael | 2013-05-07 |