Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6458755 | Amorphous alkali metal silicate compound | Kathrin Schnepp-Hentrich, Rene-Andres Artiga Gonzalez, Katrin Burmeister, Hubert Freese, Bernd Larson +3 more | 2002-10-01 |
| 6191096 | Spray-dried amorphous alkali metal silicate compound and its use in detergent compositions | Kathrin Schnepp-Hentrich, Rene-Andres Artiga Gonzalez, Katrin Burmeister, Hubert Freese, Bernd Larson +3 more | 2001-02-20 |
| 5958864 | Method for preparing an amorphous alkali silicate with impregnation | Rene-Andres Artiga Gonzalez, Hubert Freese, Kathrin Schnepp, Adolf Wiche | 1999-09-28 |