Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4461916 | Process for the production of p-tert-octyl phenol by catalytic alkylation of phenol | Helmut Alfs, Werner Boexkes | 1984-07-24 |
| 4409394 | Supported silver catalysts mixed with promoter metal compounds for the production of ethylene oxide | Claus-Dieter Mengler, Rainer Elm, Horst Ueberschaer, Wilhelm Brauckmann | 1983-10-11 |
| 4376718 | Process for activating or reactivating ethylene oxide silver substrate catalysts | Claus-Dieter Mengler | 1983-03-15 |
| 4310442 | Supported silver catalysts mixed with promoter metal compounds for the production of ethylene oxide | Claus-Dieter Mengler, Rainer Elm, Horst Ueberschaer, Wilhelm Brauckmann | 1982-01-12 |
| 4305844 | Process for the preparation of silver catalysts for the production of ethylene oxide | Willi Brauckmann, Hans-Jurgen Erberich, Horst Ueberschaer | 1981-12-15 |