Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4671887 | Aqueous stable suspensions of water insoluble silicates capable of binding calcium ions and their use for the production of washing and cleaning agents | Manfred Diehl, Roland Bergmann, Sigrid Diener | 1987-06-09 |
| 4486331 | Aqueous stable suspension of water insoluble silicate capable of binding calcium ions and its use for the production of washing and cleansing agents | Manfred Diehl, Roland Bergmann | 1984-12-04 |
| 4454056 | Process for the production of zeolites modified on the surface with organosilanes | Udo Kittelmann, Manfred Diehl, Roland Bergmann | 1984-06-12 |