Issued Patents 2005
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6958111 | Dividing wall column | Harald Rust | 2005-10-25 |
| 6956141 | Method for preparing acetylene alcohols and their secondary products | Melanie Maas-Brunner, Jochem Henkelmann, Alois Kindler, Christian Knoll, Harald Rust +5 more | 2005-10-18 |
| 6921830 | Method for purifying an organic solvent for the purposes of absorption of maleic acid anhydride | Ralf-Thomas Rahn, Alexander Weck | 2005-07-26 |
| 6916964 | Selective hydrogenation of olefinically unsaturated carbonyl compounds | Hans-Georg Gobbel, Till Gerlach, Frank Funke, Klaus Ebel, Signe Unverricht | 2005-07-12 |
| 6846389 | Method for distillative separation of mixtures containing tetrahydrofuran, γ-butyrolactone and/or 1,4-butanediol | Alexander Weck, Ralf-Thomas Rahn | 2005-01-25 |