Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5565102 | Process for purifying organic synthesis products | Horst Brandt, Karlheinz Hildenbrand, Ralf Friedricsen, Wolfgang Zarges | 1996-10-15 |
| 5284589 | Process for the treatment of effluent | Friedrich-Wilhelm Baumann, Gunter Stephan | 1994-02-08 |
| 5242596 | Process for concentrating latex dispersions | Henning Bachem, Anno Borkowsky, Heinrich Grave, Bernd von der Linden | 1993-09-07 |
| 5145485 | Process for the preparation of stable dyestuff solutions: pressure permeation in presence of boric acid or borate | Martin Michna, Werner Zillger | 1992-09-08 |
| 5096458 | Preparation of stable anionic dyestuff solutions: pressure permeation of crude dye in solution of lithium or ammonium salt | Martin Michna, Hans-Werner Zillger | 1992-03-17 |