WATER PURIFIER

WIPO Patent Application WO/2012/002004

A1

A water purifier which has high performance in purifying raw water and which can maintain the high performance over an extended period of time. A water purifier (40) is configured in such a manner that a purification material is contained within a case (62) provided with a raw water inlet (76) and a purified water outlet (78), raw water which flows from the raw water inlet (76) into the water purifier (40) is caused to pass through the purification material to purify the raw water, and the purified water is allowed to flow out of the purified water outlet (78). The purification material is formed by arranging in order, from the upstream side to the downstream side of the raw water which flows from the raw water inlet (76) into the water purifier (40), a first activated carbon layer (88), a hollow fiber membrane filter (130), and a second activated carbon layer (132). The raw water is purified by being caused to pass through the first activated carbon layer (88), the hollow fiber membrane filter (130), and the second activated carbon layer (132) in that order.

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SATO KAZUHIRO (())
佐藤　一博 (())
NAKAJIMA Hirohito (())

JP2011/055115

January 05, 2012

March 04, 2011

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LIXIL Corporation (2-1-1, Ojima Koto-k, Tokyo 35, 〒1368535, JP)
株式会社ＬＩＸＩＬ (〒35 東京都江東区大島二丁目１番１号 Tokyo, 〒1368535, JP)
SATO KAZUHIRO (())
佐藤　一博 (())

C02F1/28; B01D39/20; C02F1/44; C04B38/00

HONDA Hironori et al. (Eikoh Patent Firm, Toranomon East Bldg. 10F 7-13, Nishi-Shimbashi 1-chome, Minato-k, Tokyo 03, 〒1050003, JP)

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