| 摘要 |
PROBLEM TO BE SOLVED: To provide an ultraviolet irradiated water treating apparatus which has high ultraviolet irradiation efficiency. SOLUTION: The ultraviolet irradiated water treating apparatus 10 is provided with: a plurality of bar-shaped ultraviolet irradiation lamps 30A to 30F which are installed in a vessel 20 in parallel with a central axis S; a plurality of protective tubes 31A to 31F which are individually installed so as to wrap the respective ultraviolet irradiation lamps 30A to 30F; and partition plates 32A, 32Ba which have holes for flow-straightening water to be treated W1 along the central axis S. COPYRIGHT: (C)2007,JPO&INPIT
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