Processing device for aniline intermediate production waste water

Processing device for aniline intermediate production waste water

  • CN 104,860,460 A
  • Filed: 12/05/2014
  • Published: 08/26/2015
  • Est. Priority Date: 12/05/2014
  • Status: Active Application
First Claim
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1. a treatment unit for aniline intermediate factory effluent, comprising:

  • Former pond, filtration unit F1, filtration unit F2, N level series connection resin absorption device, refining pond, multi-effect evaporating device, desorbing agent storage tank and desorbed solution withdrawing can;

    Described N level series connection resin absorption device is the N+1 tower N level series connection resin absorption device be composed in series by N+1 the adsorption tower being filled with resin column, be designated as adsorption tower 1 to adsorption tower N+1, one of them adsorption tower is stand-by still, and the outlet of upper level adsorption tower connects the entrance of next stage adsorption tower;

    Described former basin outlet is connected with filtration unit F1 entrance, the entrance of each adsorption tower exports with filtration unit F1 respectively, the outlet of desorbing agent storage tank is connected, the outlet of each adsorption tower connects the entrance of another filtration unit F2 entrance and desorbed solution withdrawing can respectively, a valve is provided with between each adsorption tower and filtration unit F1, desorbing agent storage tank, filtration unit F2, desorbed solution withdrawing can, the outlet of filtration unit F2 connects refining basin inlet, and refining basin outlet connects the entrance of multi-effect evaporating device.

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