Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5093199 | Stabilized red phosphorus | Horst Staendeke | 1992-03-03 |
| 4975254 | Process for removing hydrogen phosphide from waste air | Jurgen Svara | 1990-12-04 |
| 4853288 | Stabilized red phosphorus and process for making it | Horst Staendeke, Wilhelm Adam | 1989-08-01 |
| 4603039 | Process for making phosphorus pentoxide and optionally phosphoric acid with utilization of the reaction heat | Bernhard Kuxdorf, Peter Luhr, Hugo Werner, Walter Klemm | 1986-07-29 |
| 4525329 | Process and apparatus for making phosphorus pentoxide with utilization of reaction heat | Bernhard Kuxdorf, Peter Luhr, Hugo Werner, Friedrich-Wilhelm Dorn | 1985-06-25 |
| 4330504 | Apparatus for making red phosphorus | Klaus Lehr, Gero Heymer, Hans-Werner Stephan | 1982-05-18 |
| 4273752 | Process for making red phosphorus | Klaus Lehr, Gero Heymer, Hans-Werner Stephan | 1981-06-16 |
| 4252770 | Apparatus for the production of phosphoric acid | Hugo Werner | 1981-02-24 |
| 4210630 | Stabilized red phosphorus | Franz-Josef Dany, Joachim Wortmann, Horst Staendeke, Joachim Kandler | 1980-07-01 |