Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5668093 | Use of alkenylsuccinic acid half-amides | Horst Lorke | 1997-09-16 |
| 5600020 | Process for the preparation of alkoxylates using ester compounds as catalyst | Detlef Wehle, Ignaz Wimmer | 1997-02-04 |