Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6476260 | Method of producing aldehydes and carboxylic acids by oxidizing primary alcohols | Ernst Tönsen | 2002-11-05 |
| 6419797 | Method for producing metal-free Guerbet alcohols | Erich Scherf, Hans-Jürgen Letsch, Clemens Schröder | 2002-07-16 |
| 6310234 | Esters of aromatic polycarboxylic acids with 2-alkylalkan-1-ols | Jorg Fahl | 2001-10-30 |
| 5859269 | Process for the continuous production of monocarboxylic acids | Arnold Meyer, Erich Scherf, Clemens Schröder, Ansgar Reichenauer, Ernst Tönsen | 1999-01-12 |
| 4351058 | Induction crucible furnace and method for its preparation | Rudolf Florian | 1982-09-21 |