Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4755226 | Sealing and/or stabilizing and/or binding preparations comprising alkali metal silicate solutions | Wolfgang Pesch, Kurt Feulner | 1988-07-05 |
| 4561898 | Hardener for silicate soil stabilizers | Hans Fehr, Wolfgang Pesch | 1985-12-31 |
| 4541869 | Process for forming foundry components | Norbert Maak, Hans Fehr, Kurt Feulner | 1985-09-17 |
| 4533490 | Process for producing water glass foams from aerosol containers | Hermann Kluth, Bernhard Roderhoff, Jurgen Wegner, Wolfgang Dierichs | 1985-08-06 |
| 4425291 | Method for the production of more water-resistant foamed elements from waterglass containing natural latex dispersion | Gunter Beer, Wolfgang Pesch, Manfred Küpfer | 1984-01-10 |
| 4403059 | Storage-stable aqueous alkali metal silicate/filler adhesive compositions and their use | Bernhard Laut, Gerd Krapp | 1983-09-06 |
| 4361659 | Adhesives and coating materials based upon alkali metal silicate solutions | Bernhard Laut | 1982-11-30 |
| 4341559 | Binders based upon solutions of alkali metal silicates | Norbert Maak, Kurt Feulner | 1982-07-27 |
| 4264564 | Process for the manufacture of high purity silicic acid | Helmut V. Freyhold, Alfred Koster, Wolfgang Pesch | 1981-04-28 |