Carbonate immobilization device and carbonate immobilization method
AssigneeSumitomo Heavy Industries, Ltd.
InventorKazuhiro HIRATA
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Abstract
The present invention relates to a carbonate immobilization device that generates an alkaline-earth metal carbonate by concentrating treatment target water containing an alkaline-earth metal ion using a membrane having a magnesium chloride blocking rate of 1.0% or more and 99.0% or less. More specifically, the present invention relates to the carbonate immobilization device wherein the membrane has a sodium chloride blocking rate of 1.0% or more and 99.0% or less, and the treatment target water contains a sodium ion.
Claims15
A carbonate immobilization device that generates an alkaline-earth metal carbonate by concentrating treatment target water containing an alkaline-earth metal ion using a membrane having a magnesium chloride blocking rate of 1.0% or more and 99.0% or less.
A carbonate immobilization method comprising:
- a carbonate generation process of generating an alkaline-earth metal carbonate by concentrating treatment target water containing an alkaline-earth metal ion using a membrane having a magnesium chloride blocking rate of 1.0% or more and 99.0% or less.
Dependencies are inferred from the claim text.