Issued Patents All Time
Showing 1–9 of 9 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, Ludwig Schmidhammer, Albin Frank | 1999-11-16 |
| 5177233 | Catalyst system and use for the preparation of 1,2-dichloroethane | Ludwig Schmidhammer, Hermann Klaus, Gerhard Dummer, Klaus-Peter Mohr | 1993-01-05 |
| 5068475 | Process for purifying unreacted 1,2-dichloroethane from a 1,2-dichloroethane pyrolysis process | Ludwig Schmidhammer, Hermann Klaus, Klaus-Peter Mohr | 1991-11-26 |
| 4822932 | Heat recovery in production of vinyl chloride by pyrolysis of dichloroethane | Gerhard Dummer, Hermann Klaus, Ludwig Schmidhammer, Rudolf Strasser | 1989-04-18 |
| 4788357 | Vinyl chloride production | Gerhard Dummer, Hermann Klaus, Ludwig Schmidhammer, Rudolf Strasser | 1988-11-29 |
| 4746759 | Process for thermal cracking of 1,2-dichloroethane to form vinyl chloride | Gerhard Dummer, Hermann Klaus, Ludwig Schmidhammer, Rudolf Strasser | 1988-05-24 |
| 4584123 | Process for upgrading hydrogen chloride containing chlorine, iron-III-chloride, ethylene and/or acetylene | Ludwig Schmidhammer, Gerhard Dummer, Rudolf Strasser | 1986-04-22 |
| 4540837 | Process for the work-up of residues of chlorination | Ludwig Schmidhammer, Gerhard Dummer, Rudolf Strasser | 1985-09-10 |
| 4528174 | Method for preparing hydrogen chloride for the ethyleneoxichlorination process | Ludwig Schmidhammer, Gerhard Dummer, Rudolf Strasser, Hermann Klaus, Eduard Pichl | 1985-07-09 |