| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a membrane separation device capable of promptly discharging a gas generated inside the membrane separation device from the supply route of washing chemical to the outside. <P>SOLUTION: A plurality of membrane elements 14 communicate with a collecting pipe 16 which collects permeated liquid from each membrane element 14, and the pipe channel of the collecting pipe 16 is a channel of up grade at least in the upper region, or a channel the height of which gradually increases at least in the upper region. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
