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| Number | Title | Issue Date |
| 6627782 | Preparation of 1-olefins A multi-stage synthesis is effective for preparing 1-olefins from aldehydes. The aldehyde is condensed with acetone to form an ,ଲ-unsaturated ketone. The unsaturated ketone is hydrogenated to yield a saturated alcohol. By dehydrating the satu... | 09/30/2003 |
| 6603047 | Condensation of aldehydes with ketones by multiphase reaction A process for conducting multiphase reactions, especially the preparation of ,ଲ-unsaturated ketones by condensation of aldehydes with ketones.... | 08/05/2003 |
