| 摘要 |
PROBLEM TO BE SOLVED: To provide a spiral-type separation membrane element capable of efficiently collecting information on the spiral-type separation membrane element and suitably performing its maintenance and administration in, e.g., coping with a trouble and to provide a production method, and to provide an administration method for a separation membrane module using the same. SOLUTION: The spiral-type separation membrane element is one that is constituted by winding a separation membrane around a core tube having a plurality of holes in its side surface and has a recording medium inside the core tube. COPYRIGHT: (C)2009,JPO&INPIT
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