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| Number | Title | Issue Date |
| 6410812 | Process for recovering boron trifluoride from a catalyst complex In a process for the oligomerization of alpha olefins using a boron trifluoride/alcohol catalyst complex a method for recovering the boron trifluoride from the product stream which comprises lowering the pressure of the product stream to flash off excess ... | 06/25/2002 |
