Energy recovery from mother liquid in paraxylene crystallization process

Energy recovery from mother liquid in paraxylene crystallization process

  • CN 103,596,670 A
  • Filed: 03/19/2012
  • Published: 02/19/2014
  • Est. Priority Date: 03/18/2011
  • Status: Active Application
First Claim
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1. the method for recovering energy from mother liquor at paraxylene crystallization processes, described method comprises:

  • To paraxylene crystalline element, provide feed steam;

    Provide the first crystallizer or heat exchanger to reclaim cryogenic energy from low temperature mother liquor;

    Provide the second heat exchanger to come therefrom in warm mother liquor, to recover energy;

    AndProvide the 3rd heat exchanger to recover energy from high temperature mother liquor;

    Wherein utilize described mother liquor to carry out cooling described feed steam.

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