Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4749676 | Process for the preparation of a crystalline, swellable sheet silicate of the saponite type | Hans-Jurgen Kalz | 1988-06-07 |
| 4724098 | Gel-forming organophilic layer silicate, process for its preparation and use | Hans-Jurgen Kalz, Hans-Walter Bucking, Manfred Hofinger | 1988-02-09 |