Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11845706 | Method and plant for preparing vinyl chloride from 1,2-dichloroethane | Alexander Poppe, Klaus Krejci | 2023-12-19 |
| 11820722 | Method and plant for preparing vinyl chloride from 1,2-dichloroethane | Michael Benje, Klaus Krejci | 2023-11-21 |
| 9803919 | Method for drying a humid polymer powder and device suitable for said method | Michael Benje | 2017-10-31 |
| 9481620 | Process and apparatus for heat recovery in vinyl chloride monomer plants or in integrated vinyl chloride monomer or polyvinyl chloride plants | Michael Benje | 2016-11-01 |
| 8742182 | Method of operating a distillation column for purifying 1,2-dichloroethane and for coupled sodium hydroxide solution evaporative concentration | Sven Petersen, Michael Benje | 2014-06-03 |
| 8507619 | Process for the polymerisation of vinyl-containing monomers | Ulrich Woike, Heinz Klippert, Jurgen Kirschner | 2013-08-13 |
| 7767869 | Apparatus and process for the production of vinyl chloride by thermal cracking of 1,2-dichloroethane | Ingolf Mielke, Peter Schwarzmaier | 2010-08-03 |
| 7718138 | Device for introducing gas into a fluidised bed and a process therefor | Klaus Krejci, Ingolf Mielke, Uwe Wäterling | 2010-05-18 |
| 7671243 | Method and device for using reaction heat during the production of 1,2-dichloroethane | Sven Petersen, Michael Benje | 2010-03-02 |
| 7309471 | Method for producing unsaturated halogenic hydrocarbons and device suitable for use with said method | Michael Benje, Horst Ertl, Ingolf Mielke, Thomas Wild, Peter Schwarzmaier | 2007-12-18 |
| 7309804 | Process for purifying 1,2-dichloroethane | Helmut Grumann, Manfred Stoger, Jurgen Eichler, Dieter Jaculi, Winfried Lork +3 more | 2007-12-18 |
| 6417414 | Process for the preparation of 1,2-dichloroethane by oxychlorination | Horst Ertl, Peter Schwarzmaier, Ingolf Mielke | 2002-07-09 |
| 5507920 | Process and apparatus for purifying vinyl chloride | Peter Schwarzmaier, Manfred Stoger, Helmut Kalliwoda, Ingolf Mielke | 1996-04-16 |