Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4409394 | Supported silver catalysts mixed with promoter metal compounds for the production of ethylene oxide | Erwin Vangermain, Claus-Dieter Mengler, Rainer Elm, Horst Ueberschaer | 1983-10-11 |
| 4310442 | Supported silver catalysts mixed with promoter metal compounds for the production of ethylene oxide | Erwin Vangermain, Claus-Dieter Mengler, Rainer Elm, Horst Ueberschaer | 1982-01-12 |