FILTRATION DEVICE, FILTRATION METHOD, AND FILTRATION FILTER

摘要

The present invention provides a filtration device in which the filtration treatment amount can be increased by suppressing clogging of a filtration filter. A filtration device according to the present invention includes: a filtration filter (1) including a membrane part (11) that filters an object to be filtered, which is contained in a fluid, and frame parts (12) that retain the membrane part (11); filter-retaining parts (3) that retain the frame parts (12) in such a manner that the membrane part (11) is bent; and a fluid-supply part (4) that supplies fluid in a state in which the membrane part (11) is bent.