| 摘要 |
PROBLEM TO BE SOLVED: To rapidly remove a filter aid stuck on a filter for filtering a raw liquid after filtration. SOLUTION: The filtration equipment is constituted of a filter 2 which is cylindrical and has a filtered liquid exhausting port 8 provided at the upper wall 7, a lower filtered liquid exhausting port 11 for the raw liquid provided at the bottom wall part 10 and a raw liquid supplying port 6 provided at the side wall part 5, an upper cylindrical filter 3 provided so as to lead to the filtered liquid exhausting port 8, and vertical flat filters 31 for filtering the raw liquid, which are arranged in a standing condition at the lower demarcation wall 18 so as to lead to the lower filtrated liquid exhausting port 11.
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