Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5990330 | Recovery of highly fluorinated carboxylic acids from the gas phase | Reinhard A. Sulzbach, Wilhelm Kowatsch | 1999-11-23 |
| 5417881 | Stable 3,3'-dichlorobenzidine dihydrochloride suspension | Peter Dopfer, Wolfgang Ebertz, Ernst Schutt | 1995-05-23 |
| 5246173 | Vibrating stirred ball mill | — | 1993-09-21 |
| 5247052 | Fine-grained polyether-ketone powder, process for the manufacture thereof, and the use thereof | Andreas Lucke | 1993-09-21 |
| 4962893 | Process and device for cold milling | Klaus Bochmann, Hans-Joachim Risto, Wolfgang Volker, Helmut Gursky | 1990-10-16 |
| 4670244 | Process for reducing metal ions in aqueous solutions | Wouter Roos, Bernardus J. Damman, Arie Lagendijk, Raban von Schenck | 1987-06-02 |
| 4442244 | Process for preparing heat-curable, water-dilutable coating compositions for coating metal substrates | Gerhard Johannes, Fali Shroff, Gerhard Dullis | 1984-04-10 |
| 4342602 | Dulling agent on the basis of wax for varnishes, and process for the manufacture thereof | Karl Petz, Klaus Rieger | 1982-08-03 |