Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4433188 | Preparation of olefins from methanol and/or dimethyl ether | Wolfgang Hoelderich, Matthias Schwarzmann | 1984-02-21 |
| 4423273 | Preparation of olefins from methaol and/or dimethyl ether | Wolfgang Hoelderich, Matthias Schwarzmann | 1983-12-27 |
| 4324699 | Supported catalysts and their treatment for the preparation of ethylene oxide | Eckart Titzenthaler, Juergen Koopmann, Volker Vogt, Matthias Schwarzmann | 1982-04-13 |
| 4278562 | Manufacture of an ethylene oxide catalyst | Eckart Titzenthaler, Juergen Koopmann, Matthias Schwarzmann, Volker Vogt | 1981-07-14 |
| 4212772 | Catalyst for the manufacture of ethylene oxide | Eckart Titzenthaler, Matthias Schwarzmann, Juergen Koopmann | 1980-07-15 |