Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6939991 | Preparation of acrylic acid | Joachim Thiel, Ulrich Hammon, Dieter Baumann, Jürgen Schröder, Klaus Joachim Müller-Engel | 2005-09-06 |
| 6921837 | Process for the purification and preparation of acrylic acid or methacrylic acid | Bernd Eck, Dieter Baumann, Volker Schliephake | 2005-07-26 |
| 6852881 | Purification method for (meth)acrylic acid | Emile De Decker, Erik Bastiaensen, Dieter Baumann, Bernd Eck | 2005-02-08 |