Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6204419 | Process and apparatus for preparing 1,2-dichloroethane by direct chlorination | Jurgen Eichler, Wenzel Kuhn, Peter Schwarzmaier, Thomas Wild, Rudolf Spielmannleitner +2 more | 2001-03-20 |
| 4851134 | Process and apparatus for the removal of solid particles from liquid chlorinated hydrocarbons | Horst Bennoit, Walter Frohlich, Rolf Holtermann | 1989-07-25 |
| 4798914 | Process for the production of vinyl chloride through thermal cracking of 1,2-dichloroethane | Gerhard Link, Walter Frohlich, Georg Prantl, Iwo Schaffelhofer | 1989-01-17 |
| 4747914 | Process for the purification of 1,2-dichloroethane | Peter Schwarzmaier, Walter Frohlich, Wenzel Kuhn, Josef Riedl, Iwo Schaffelhofer +1 more | 1988-05-31 |
| 4324932 | Process for the manufacture of vinyl chloride by the thermal cracking of 1,2-dichloroethane | Gerhard Link, Josef Riedl, Walter Frohlich | 1982-04-13 |