Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5312486 | Water-containing, hardenable foam compositions with inorganic components and process for their preparation | Frank Meyer, Hans Mehesch, Wolfgang Cornely, Martin Fischer, Birgit Riecks | 1994-05-17 |
| 5084101 | Process for the preparation of an open-pore foam from essentially inorganic components | Hans-Werner Engels | 1992-01-28 |
| 4870045 | High-temperature resistant molded catalysts and process for their production | Bertram Gasper, Paul Spielau | 1989-09-26 |
| 4681631 | Inorganic molding composition containing a lithogenous component | Hans-Werner Engels, Paul Spielau | 1987-07-21 |