Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5021596 | Zirconium chelates, their preparation, and their use in printing inks | Dieter Barfurth, Claus Lindzus | 1991-06-04 |
| 4931094 | Titanium(IV)-chelates and their use in printing inks | Dieter Barfurth, Claus Lindzus | 1990-06-05 |
| 4924016 | Condensed acetoacetic acid ester titanium chelates and process for their preparation | Dieter Barfurth | 1990-05-08 |
| 4909846 | Compositions based on titanium chelates of diols and titanium acylates | Dieter Barfurth | 1990-03-20 |
| 4647680 | Water-soluble titanium acetylacetonates | Dieter Barfurth | 1987-03-03 |
| 4621148 | Water-soluble triethanolamine titanates | Dieter Barfurth | 1986-11-04 |
| 4617408 | Modified titanium (IV) acetylacetonates | Dieter Barfurth | 1986-10-14 |
| 4609746 | Titanium chelates and preparation of these chelates | Dieter Barfurth | 1986-09-02 |
| 4609745 | Water-soluble zirconic acid esters | Dieter Barfurth | 1986-09-02 |
| 4578487 | Binding agents containing titanic acid esters for the preparation of coating compositions and refractory bodies, and a method for the preparation of these binding agents | Dieter Barfurth | 1986-03-25 |
| 4321401 | Process for the manufacture of partial hydrolysates of tetra-(2-alkoxyethyl) silicates | Friedhelm Schnippering | 1982-03-23 |
| 4313851 | Liquid, cold-stable titanium catalyst preparation | Dieter Barfurth | 1982-02-02 |
| 4271234 | Iron oxide magnetic pigments for the production of magnetic coatings | Eduard Schonafinger, Paul Deigner, Manfred Ohlinger, Helmut Jakusch, Jurgen Amort +2 more | 1981-06-02 |
| 4254009 | Binding agent for coating compositions having a long shelf life | Werner Dittrich, Friedhelm Schnippering | 1981-03-03 |
| 4211567 | Process for the manufacture of refractory ceramic products | Werner Dittrich, Walter Josten, Friedhelm Schnippering | 1980-07-08 |