Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8191256 | Method for producing a heat exchanger having a corrosion protection layer | Martin Carl, Eckhard Volkmer, Raimund Witte | 2012-06-05 |
| 5255616 | Process and device for waste incineration | Franz Wintrich | 1993-10-26 |