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| Application No. | Application Title | Issue Date |
| 20050247624 | Method for the recycling of a lewis acid A process for the recovery of a Lewis acid from a reaction mixture (I) which has been obtained in the hydrocyanation of an olefinically unsaturated compound to a nitrile which has a miscibility gap with water under certain pressure and temperature conditions, in the pre... | 11/10/2005 |
