Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637222 | Process for the fractional separation of (meth)acrylic acid from a mixture containing (meth)acrylic acid | Holger Herbst, Gerhard Nestler | 1997-06-10 |
| 5637546 | Preparation of catalytically active poly-metal oxide materials which contain the elements V and Mo in oxide form as basic components | Andreas Tenten, Peter Weidlich | 1997-06-10 |