Treatment method for liquid waste produced during the acid-process preparation of aluminum oxide

Treatment method for liquid waste produced during the acid-process preparation of aluminum oxide

  • CN 103,803,495 A
  • Filed: 12/30/2013
  • Published: 05/21/2014
  • Est. Priority Date: 12/30/2013
  • Status: Active Application
First Claim
Patent Images

1. acid system is produced a treatment process for the waste liquid of aluminum oxide generation, it is characterized in that, comprises the following steps:

  • S1, carries out spray roasting by described waste liquid, obtains the first sour gas and elementary powdered iron ore;

    AndS2, reclaims described the first sour gas, elementary powdered iron ore described in purifying treatment.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×