Issued Patents 2017
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9845286 | Process for operating a gas phase phosgenation plant | Wolfgang Lorenz, Friedhelm Steffens, Rainer Bruns, Wolfgang Taube | 2017-12-19 |
| 9840461 | Method for operating a gas-phase phosgenation plant | Wolfgang Lorenz, Friedhelm Steffens, Rainer Bruns, Wolfgang Taube | 2017-12-12 |
| 9815703 | Method for starting up and shutting down a phosgene generator | Andreas Rausch, Dirk Manzel, Charles Bjoerndahl, Matthias Ehlers, Carlos Alvarez Herrero +1 more | 2017-11-14 |
| 9815769 | Process for the preparation of di- and polyamines from the diphenylmethane series | Stefan Wershofen, Klaus-Gerd Gruner, Esteve Obis Torruella | 2017-11-14 |
| 9796669 | Process for preparing isocyanates | Andreas Rausch, Charles Bjoerndahl, Matthias Ehlers, Peter Plathen, Carlos Alvarez Herrero +1 more | 2017-10-24 |
| 9771290 | Process for working up waste water from nitrobenzene preparation | Antoni Mairata, Erik Sluyts, Jan Van Tricht | 2017-09-26 |
| 9771291 | Process for working up waste water from nitrobenzene preparation | Antoni Mairata, Erik Sluyts, Jan Van Tricht | 2017-09-26 |
| 9682917 | Method for treating a substance mixture comprising an aromatic amine, in particular a substance mixture of raw aniline | Michael Merkel, Cliff Andre Peters, Thorsten Schmidt | 2017-06-20 |