Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5149759 | Process for preparing aromatic polyamides of high hydrolysis resistance with controlled water content of diamine | Peter Klein, Wilfried Pressler | 1992-09-22 |
| 5145569 | Process for desalting solvent-containing electrolyte solutions by electrodialysis | Michael Schneider | 1992-09-08 |