Method and system for treating furfural production waste water and method and system for furfural production

Method and system for treating furfural production waste water and method and system for furfural production

CN
  • CN 1,923,729 A
  • Filed: 09/11/2006
  • Published: 03/07/2007
  • Est. Priority Date: 06/07/2006
  • Status: Active Application
First Claim
Patent Images

1. , a kind of furfural production waste water treatment process, to send in the hydrolysis kettle behind farm crop raw material pulverizing and the nitration mixture, be hydrolyzed and form aldehyde vapour stoste, stoste enters distillation tower again and distills, discharge furfural production waste water in the distillation tower, it is characterized in that:

  • this furfural production waste water treatment process may further comprise the steps;

    A, described furfural production waste water input waste water vapo(u)rization system is heated as waste steam;

    B, described waste steam is carried back in the described hydrolysis kettle, form the recycle of waste water.

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