Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5986152 | Supported catalyst, process for its production as well as its use in the oxychlorination of ethylene | Herbert Muller, Stefan Bosing, Albin Frank, Klaus Haselwarter | 1999-11-16 |
| 5233106 | Process for the hydrogenation of chloromethanes | Willi Dafinger | 1993-08-03 |
| 5177233 | Catalyst system and use for the preparation of 1,2-dichloroethane | Klaus Haselwarter, Hermann Klaus, Gerhard Dummer, Klaus-Peter Mohr | 1993-01-05 |
| 5166120 | Cylindrically formed catalyst for the oxychlorination of ethylene | Klaus Deller, Helmfried Krause, Willibald Dafinger | 1992-11-24 |
| 5099085 | Chlorination reactions and oxychlorination reactions in the presence of honeycomb monolithic catalyst supports | Rudolf Strasser, Klaus Deller, Helmfried Krause | 1992-03-24 |
| 5068475 | Process for purifying unreacted 1,2-dichloroethane from a 1,2-dichloroethane pyrolysis process | Klaus Haselwarter, Hermann Klaus, Klaus-Peter Mohr | 1991-11-26 |
| 4986975 | Process for purifying hydrogen chloride from pyrolysis of 1,2-dichloroethane | Peter Hirschmann, Klaus-Peter Mohr, Hermann Klaus, Franz Haunberger | 1991-01-22 |
| 4839153 | Process for purification of HCl from pyrolysis of EDC | Gerhard Dummer, Peter Hirschmann, Rudolf Strasser, Franz Haunberger | 1989-06-13 |
| 4822932 | Heat recovery in production of vinyl chloride by pyrolysis of dichloroethane | Gerhard Dummer, Klaus Haselwarter, Hermann Klaus, Rudolf Strasser | 1989-04-18 |
| 4788357 | Vinyl chloride production | Gerhard Dummer, Klaus Haselwarter, Hermann Klaus, Rudolf Strasser | 1988-11-29 |
| 4754088 | Process for oxychlorination of ethylene | Peter Hirschmann, Herbert Patsch, Rudolf Strasser | 1988-06-28 |
| 4746759 | Process for thermal cracking of 1,2-dichloroethane to form vinyl chloride | Gerhard Dummer, Klaus Haselwarter, Hermann Klaus, Rudolf Strasser | 1988-05-24 |
| 4606742 | Novel heat recovery process | Gerhard Dummer, Peter Hirschmann, Gerhard Stettner | 1986-08-19 |
| 4584123 | Process for upgrading hydrogen chloride containing chlorine, iron-III-chloride, ethylene and/or acetylene | Gerhard Dummer, Klaus Haselwarter, Rudolf Strasser | 1986-04-22 |
| 4540837 | Process for the work-up of residues of chlorination | Gerhard Dummer, Klaus Haselwarter, Rudolf Strasser | 1985-09-10 |
| 4528174 | Method for preparing hydrogen chloride for the ethyleneoxichlorination process | Gerhard Dummer, Rudolf Strasser, Klaus Haselwarter, Hermann Klaus, Eduard Pichl | 1985-07-09 |
| 4482770 | Removal of acetylene from products of 1,2-dichloroethane pyrolysis | Rudolf Strasser | 1984-11-13 |
| 4409396 | Process for the manufacture of unsaturated carboxylic acid esters | Dominik Dempf, Gerhard Dummer, Gunter Roscher, Karl-Heinz Schmidt, Ernst Selbertinger +1 more | 1983-10-11 |
| 4388278 | Purification by hydrogenation of hydrogen chloride containing acetylene obtained by the thermal cracking of 1,2-dichloroethane | Gerhard Dummer, Rudolf Straszer | 1983-06-14 |
| 4259264 | Process for the continuous chlorination of olefins in the liquid phase and an apparatus for carrying out the process | Ernst Selbertinger | 1981-03-31 |
| 4220607 | Stabilized perchloroethylene | Dominik Dempf, Rudolf Knabl, Wilhelm Mack | 1980-09-02 |
| 4188347 | Process for treating unreacted 1,2-dichloroethane from 1,2-dichloroethane cracking | Hellmuth Frey | 1980-02-12 |