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Title:
SALT WATER REFINING METHOD
Document Type and Number:
Japanese Patent JP2010194520
Kind Code:
A
Abstract:

To provide a method for effectively and efficiently removing calcium, magnesium and heavy metals in salt water.

In the method of converting the calcium, the magnesium and the heavy metals in the salt water to calcium carbonate, magnesium hydroxide and hydroxide of the heavy metals respectively and removing them, the salt water refining method of an ion exchange membrane process brine electrolysis for adding sodium carbonate, sodium hydroxide and an inorganic coagulant to a reaction tank, adding an organic coagulant to grow coagulated flock, and removing the coagulated flock in a sedimentation tank is used.


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Inventors:
MIHARA HIDEO
WATANABE KAZUAKI
SATO MOTOAKI
OKAJIMA KENGO
Application Number:
JP2009045407A
Publication Date:
September 09, 2010
Filing Date:
February 27, 2009
Export Citation:
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Assignee:
TOSOH CORP
International Classes:
C02F1/52; C02F1/56; C02F1/58; C02F1/62; C25B1/46
Domestic Patent References:
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