Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10161676 | Process and apparatus for the low-temperature fractionation of air | Michael Siebel | 2018-12-25 |
| 6598424 | Process and apparatus for separating a gas mixture with emergency operation | Christian Kunz | 2003-07-29 |