Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11820722 | Method and plant for preparing vinyl chloride from 1,2-dichloroethane | Peter Kammerhofer, Klaus Krejci | 2023-11-21 |
| 9981890 | Method and a device for synthesizing 1.2-dichloroethane | — | 2018-05-29 |
| 9849400 | Method for concentrating aqueous lye and apparatus suitable therefor | Sven Petersen, Michael Kleiber | 2017-12-26 |
| 9803919 | Method for drying a humid polymer powder and device suitable for said method | Peter Kammerhofer | 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 | Peter Kammerhofer | 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, Peter Kammerhofer | 2014-06-03 |
| 8552229 | Method for utilization of the reaction heat that occurs in the production process of 1,2-dichloroethane from ethylene in a fluidized bed reactor | Ulrike Gnabs, Walter Kern | 2013-10-08 |
| 7959768 | Partial load enabled falling film evaporator and method for operating a partial load | Peter Porscha, Harald Hafenscher | 2011-06-14 |
| 7671243 | Method and device for using reaction heat during the production of 1,2-dichloroethane | Sven Petersen, Peter Kammerhofer | 2010-03-02 |
| 7671244 | Method for producing 1,2-dichloroethane by means of direct chlorination | Harald Hafenscher, Reinhold Weis | 2010-03-02 |
| 7579509 | Method and device for producing 1,2-dichlorethane by means of direct chlorination | Harald Hafenscher | 2009-08-25 |
| 7504077 | Method of producing ethylene (di) chloride (EDC) | — | 2009-03-17 |
| 7435983 | Device for injecting electromagnetic radiation into a reactor | — | 2008-10-14 |
| 7309471 | Method for producing unsaturated halogenic hydrocarbons and device suitable for use with said method | Horst Ertl, Ingolf Mielke, Thomas Wild, Peter Kammerhofer, Peter Schwarzmaier | 2007-12-18 |
| 7182840 | Method and device for exploiting heat resulting from the production of 1,2-dichloroethane | Peter Porscha, Stefan Von Egelstein | 2007-02-27 |
| 7009084 | Method for producing 1, 2-dichloroethane by direct chlorination | Dieter Jaculi, Ingolf Mielke, Peter Schwarzmaier, Klaus Krejci, Joachim Schubert +1 more | 2006-03-07 |
| 7001573 | Process for removing fine dust from a fluidized-bed reactor, in particular for the oxychlorination of ethylene | — | 2006-02-21 |
| 6956143 | Process for dissolving salts in 1,2-dichloroethane using ultrasound and a device for carrying out said process | — | 2005-10-18 |
| 6841708 | Method of producing ethylene (di)chloride (EDC) | — | 2005-01-11 |
| 6437204 | Process for the VCM production | Thomas Schubotz, Hartmut Schön | 2002-08-20 |
| 6191329 | Process for specific energy saving, especially in the oxychlorination of ethylene | — | 2001-02-20 |