Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4840736 | Process for producing combustible sewage sludge filter cakes in filter presses | Bruno Sander, Manfred Neuwirth | 1989-06-20 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4840736 | Process for producing combustible sewage sludge filter cakes in filter presses | Bruno Sander, Manfred Neuwirth | 1989-06-20 |