Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5669710 | Completely self-cleaning mixer/reactor | Heinrich Schuchardt, Martin Ullrich | 1997-09-23 |
| 5658075 | Self-cleaning reactor/mixer for highly viscous and solids-bearing materials to be mixed | Heinrich Schuchardt, Martin Ullrich | 1997-08-19 |