Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4603039 | Process for making phosphorus pentoxide and optionally phosphoric acid with utilization of the reaction heat | Bernhard Kuxdorf, Peter Luhr, Ursus Thummler, Hugo Werner | 1986-07-29 |
| 4343779 | Process for the condensation of phosphate solids | Klaus Sommer, Hermann Weber, Frederich Meinhardt, Gerhard Schonmann, Wilhelm Spatz | 1982-08-10 |
| 4293526 | Process and apparatus for the condensation of solids | Klaus Sommer, Hermann Weber, Frederich Meinhardt, Gerhard Schonmann, Wilhelm Spatz | 1981-10-06 |