Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4557718 | Agent for the separation of dissolved and/or undissolved materials of different buoyancy densities or densities by means of solutions of true metatungstates | Rainer Kamps, Manfred Miehe, Klaus Wetz | 1985-12-10 |