Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9573863 | Process and plant for the production of lower-molecular olefins | Hermann Bach | 2017-02-21 |
| 8884074 | Method and device for producing dimethyl ether from methanol | Bernd Ahlers, Harald Koempel, Hermann Bach, Martin Rothaemel, Waldemar Liebner +2 more | 2014-11-11 |
| 8785708 | Process for preparing C2- to C4- olefins from a feed stream comprising oxygenates and steam | Martin Rothaemel, Walter Boll, Harald Koempel, Waldemar Liebner, Hermann Bach | 2014-07-22 |
| 8058498 | Device for removing oxygen-containing organic compounds from mixtures of various hydrocarbon compounds | Sandra Jensen, Martin Rothaemel, Harald Koempel, Herrmann Bach | 2011-11-15 |
| 7923591 | Method and device for producing lower olefins from oxygenates | Harald Koempel, Waldemar Liebner, Hermann Bach | 2011-04-12 |
| 6368389 | Method for separating vaporous phthalic acid anhydride from a gas stream | Martin Hirsch, Volker Franz | 2002-04-09 |