Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4742623 | Process and equipment for the indirect drying of sludge, especially for the drying of wastewater sludge | Peter Meurer, Heinrich Steuber, Jurgen Bassler, Winfried Liebig | 1988-05-10 |
| 4681157 | Crossflow heat exchanger | Hans-Dieter Schwarz, Friedrich-Wilhelm Pietzarka, Werner Lichtenthaler | 1987-07-21 |
| 4591335 | Process for reheating and conveying a granular heat carrier | Ludwig M. Buxel, Ulrich Neumann | 1986-05-27 |
| 4576924 | Process for the desorption of spent solid absorbent | Manfred Koch, Rolf Lambach, Horst Grochowski | 1986-03-18 |