Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8745995 | Process for heat integration by means of a refrigeration system | Gerhard Theis, Thomas Borren, Jörg Schlecht | 2014-06-10 |
| 6605192 | Method for producing highly pure monoethylene glycol | Gerhard Theis, Till Adrian, Bernd Bessling, Hans Hasse | 2003-08-12 |
| 6514388 | Method for producing highly pure monoethylene glycol | Till Adrian, Bernd Bessling, Hans Hasse, Gerhard Theis | 2003-02-04 |
| 6443170 | Cleaning apparatus for removing residues | Jozef de Hert, Dieter Köffer, Gerhard Theis, Winfried Terjung | 2002-09-03 |
| 6397599 | Method for producing ethylene oxide by directly oxidizing ethylene with air or oxygen | Gerhard Theis | 2002-06-04 |
| 6265625 | Isolation of glycols | Jozef de Hert, Dieter Köffer, Gerhard Theis, Winfried Terjung | 2001-07-24 |
| 6133489 | Obtaining glycols of low aldehyde content | Jurgen Mohr | 2000-10-17 |
| 6066232 | Method and vaporizer for vaporizing oxidation-sensitive compounds | Jurgen Mohr, Axel Werner Polt, Stephan Scholl, Siegfried Kruger, Hartmut Staatz | 2000-05-23 |