Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6646161 | Method for the fractional condensation of a hot gas mixture containing acrylic acid or methacrylic acid and having a high proportion of non-condensable constituents | Bernd Eck, Otto Machhammer, Theo Proll, Volker Schliephake, Joachim Thiel | 2003-11-11 |