Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5308596 | Process for the production of crystalline sodium disilicate in an externally heated rotary kiln having temperature zones | Gunther Schimmel, Alexander Tapper, Knut Bauer | 1994-05-03 |
| 5268156 | Process for the preparation of sodium silicates | Gunther Schimmel, Alexander Tapper, Gerd Wingefeld | 1993-12-07 |
| 5236682 | Process for producing crystalline sodium silicates having a layered structure | Gunther Schimmel, Herbert Panter, Alexander Tapper | 1993-08-17 |
| 5229095 | Process for producing amorphous sodium silicate | Gunther Schimmel, Herbert Panter, Alexander Tapper | 1993-07-20 |
| 5183651 | Process for the preparation of crystalline sodium silicates | Gunther Schimmel, Reinhard Gradl | 1993-02-02 |