The pleat filter material which the filter element the pleat does

摘要

PROBLEM TO BE SOLVED: To provide a filter element capable of being easily assembled and having a long service life and a high availability.;SOLUTION: The filter element comprises: a pleat filter medium formed by folding a thin film filter with pleats and composed into a cylindrical shape; and a first filter medium comprising a porous cylindrical plate filter supporting at least a peripheral face of the upstream side of the pleat filter medium, and having rigidity.;COPYRIGHT: (C)2005,JPO&NCIPI