| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a water treatment system by which an organic material is efficiently and inexpensively removed from water to be treated which is waste water or recovered water in various industrial fields and contains a little quantity of the volatile organic material. <P>SOLUTION: In the water treatment system in which the organic material is concentrated in vapor phase side and removed by applying an evaporation method to the water containing the volatile organic material, the organic material is concentrated over the gas-liquid equilibrium by a membrane for partitioning the gas phase and the liquid phase from each other. <P>COPYRIGHT: (C)2003,JPO |
