Patent ID: 7582207
Filing Date: 2009-09-01
Classification: B01D,C07C,G01N

Abstract:
1. A device which can separate at least one compound from a mixture comprising said compound by simulated moving bed adsorption, comprising: at least one column comprising a plurality of adsorbant beds A the device also comprising at least one feed network F-Net, a desorbant network D-Net, a raffinate network R-Net and an extract network E-Net, each of said networks being connected to the column via a plurality of lines comprising controlled two-way isolating valves with an opening diameter of α or above, termed network valves, for sequential supply or withdrawal of said supply or withdrawal fluids; in which the column is divided, over at least the major part of its height, into a plurality of adjacent superimposed sections S each of the distributor/extractor plates P plates P each of said bypass lines L in which the bypass line L the device also comprising a plurality of external secondary bypass lines M the first connecting point being disposed on the connector connecting the lower plate P the second connecting point being disposed on the connector connecting the upper plate P each of the external secondary bypass lines M