PURIFYING DEVICE OF HOT-SPRING WATER FOR CIRCULATION

摘要

PROBLEM TO BE SOLVED: To obtain hot-spring water capable of reusing in circulation by removing the pollutant such as org. matter and Escherichia coli without losing a hot-spring effective component from spent hot-spring water. ;SOLUTION: In the purifying device, the first filter device 2 for removing solid suspended matter and org. matter from the spent hot-spring water from a hot-spring bath tub, etc., the second filter device 1 such as hollow fiber membrane module for separating the hot-spring water containing the hot-spring effective component and the concentrated liq. containing the Escherichia coli, etc., a sterilizing and discharging device 3 for sterilizing the concentrated liq. containing the Escherichia coli, etc., separated at the second filter device 1 and discharging the resulted liq. outside the device and the pump device for circulating the hot-spring water from the second filter device 1 and containing the hot-spring effective component to the bath tub, etc., are provided respectively.;COPYRIGHT: (C)2000,JPO