Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6632972 | Process for the selective preparation of DIB from an i-butene-containing C4 stream | Alexander Gammersbach, Axel Gohrt, Stefan Kaminsky, Hans-Joachim Kramer | 2003-10-14 |
| 6623649 | Process for removing cyclic acetals from wastewater streams | Hans-Jurgen Bister, Alexander Gammersbach, Axel Gohrt, Stefanie Konig | 2003-09-23 |