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Activated carbon treatment

  • US 20060261008A1
  • Filed: 10/07/2004
  • Published: 11/23/2006
  • Est. Priority Date: 10/10/2003
  • Status: Abandoned Application
First Claim
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1. Process for purification of a compound comprising an activated carbon treatment using a filter unit containing activated carbon immobilized in a matrix, the treatment comprising:

  • a) passing a suitable volume of a feed containing the compound over a first series of n connected filter units operating in series to obtain an effluent, wherein n is at least two, said filter units having been assigned a position number 1 to n in the series and position number 1 being the first supplied with the feed, b) disconnecting a filter unit from the first series of filter units at any position number between 1 to n−

    1 after passing the suitable volume of feed, and connecting a fresh filter unit at any position that has a higher number than the position number of the disconnected filter unit, resulting in a next series of filter units, c) passing a next suitable volume of feed containing the compound over the next series of filter units to obtain a next effluent, d) optionally combining the effluents obtained in a and c, and e) recovering the compound from the effluent.

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