Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5021378 | Molded articles based on pyrogenically prepared silicon dioxide, process for their production and their use | Klaus Deller, Helmfried Krause | 1991-06-04 |
| 4791082 | Method of making zeolite castings | Jurgen Dorr, Peter Kleinschmit, Reinhard Manner | 1988-12-13 |
| 4748082 | Zeolite castings | Jurgen Dorr, Peter Kleinschmit, Reinhard Manner | 1988-05-31 |
| 4680043 | Method for densification of powdery silica and article formed thereby | Herbert Ginter, Reinhard Manner | 1987-07-14 |