Issued Patents All Time
Showing 1–3 of 3 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, Joachim Grub, Stefan Kaminsky | 2003-10-14 |
| 5059306 | Process for removing pure aromatics | Bruno Schulwitz, Werner Horlitz, Peter M. Lange, Alfred Mitschker | 1991-10-22 |
| 4950820 | Process for the hydrogenation of olefinic hydrocarbons in hydrocarbon mixtures containing tert.-alkyl alkyl ethers | Bernhard Schleppinghoff, Horst Reinhardt | 1990-08-21 |