Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4564485 | Process for producing a plastic composition which can be processed into a fire-resistant material | Axel Eschner, Rudolf Ganz, Gunter Tkotz, Hermann Stein | 1986-01-14 |
| 4436680 | Process for producing granular, fire-resistant material | Axel Eschner, Rudolf Ganz, Gunter Tkotz, Hermann Stein | 1984-03-13 |