Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6605192 | Method for producing highly pure monoethylene glycol | Gerhard Theis, Till Adrian, Hans Hasse, Frans Vansant | 2003-08-12 |
| 6570026 | Method for producing phthalic anhylic anhydride according to specifications | Werner Peschel, Peter Reuter, Peter Michael Lorz, Bernhard Ulrich, Jean Werner Knab +2 more | 2003-05-27 |
| 6514388 | Method for producing highly pure monoethylene glycol | Till Adrian, Hans Hasse, Frans Vansant, Gerhard Theis | 2003-02-04 |