Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5500197 | Process of purifying gypsum | — | 1996-03-19 |
| 4877598 | Continuous process for the dry slaking of lime | Wenzel Von Jordan, Rolf Draf, Harald Sauer | 1989-10-31 |
| 4247383 | Cathodic system with target, for vacuum sputtering apparatus for the application of dielectric or nonmagnetic coatings to substrates | Walter Greve, Edgar Kaiser, Ulrich Patz | 1981-01-27 |