Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5302774 | Process for the production of bisphenols | Klaus Berg, Hans-Josef Buysch, Gerhard Fennhoff, Otto Immel, Ralf Pakull +2 more | 1994-04-12 |
| 5300700 | Process for the production of high-purity bisphenol A | Georg Malamet, Hans-Peter Wirges, Claus Wulff | 1994-04-05 |