PLEAT FILTER, BALLAST WATER TREATMENT DEVICE USING THE SAME, BALLAST WATER TREATMENT METHOD, AND PLEAT FILTER PRODUCTION METHOD

摘要

PROBLEM TO BE SOLVED: To provide a pleat filter that is capable of preventing degradation and breaking due to use, and can be used stably for a long term, and a production method of the same, and a ballast water treatment device using the same.;SOLUTION: The pleat filter has a structure so that base material is folded so that crest parts and trough parts are provided continuously alternately. And either one of or both of the trough parts and the crest parts, which are folded parts, have a breaking prevention structure.;COPYRIGHT: (C)2014,JPO&INPIT