Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6478851 | Ethylene treatment by gas permeation | Hermann Berwe, Rüdiger Knauf, Matthias Stumpf, Manfred Wolter | 2002-11-12 |
| 6365784 | Preparation of ethylene by gas permeation | Hermann Berwe, Rüdiger Knauf, Matthias Stumpf, Manfred Wolter | 2002-04-02 |