Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5177229 | Process for the preparation of esters | John Kahsnitz, Alfred Oberholz, Udo Knippenberg | 1993-01-05 |
| 4456778 | Separating the chlorination products from the reaction gases obtained by the chlorination of methane and methyl chloride | Johann Gaube | 1984-06-26 |
| 4332645 | Process for the separation of methanol from mixtures of tetrahydrofuran with methanol and water | Wolfgang Muller | 1982-06-01 |
| 4219678 | Process for preparing pure methyl tert.-butyl ether | Fritz Obenaus, Wilhelm Droste, Wolf Streubel, Wolfgang Muller | 1980-08-26 |