Liquid film extraction method for recovering copper and nickel in wastewater by using ionic liquid reinforced mass transfer

Liquid film extraction method for recovering copper and nickel in wastewater by using ionic liquid reinforced mass transfer

  • CN 105,603,194 A
  • Filed: 01/29/2016
  • Published: 05/25/2016
  • Est. Priority Date: 01/29/2016
  • Status: Active Application
First Claim
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1. utilize a liquid film extraction method for ionic liquid strengthening mass transfer recovery Cu in waste water and nickel, its spyLevy and be, in copper ion extractant and back washing agent, add corresponding surfactant, film auxiliary agent, filmSolvent and ionic liquid are additive, make emulsion liquid film one under high-speed stirred, utilize its extraction pointFrom the copper in waste water;

  • Then in nickel ion extractant and back washing agent, add corresponding surfactant, film auxiliary agent, filmSolvent and ionic liquid are additive, make emulsion liquid film two under high-speed stirred, utilize it to extract backReceive the nickel in waste water.

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