| 摘要 |
<p>Provided are a treatment method for a barren solution, and a treatment device for a barren solution, with which hydrogen sulfide can be efficiently removed from the barren solution. In an aeration tank provided with a vertical-type cylindrical reaction vessel 110, stirring blades 120 arranged in the reaction vessel 110, and an annular aeration tube 130 having a large number of air outlets 131, which is arranged to a bottom part of the reaction vessel 110, aeration is performed by blowing gas for aeration into the reaction vessel 120 from a large number of air outlets 131 of the aeration tube 130 while stirring a liquid by rotation of the stirring blades 120.</p> |
