Title:
水処理装置
Document Type and Number:
Japanese Patent JP6721487
Kind Code:
B2
Abstract:
Provided is a water treatment apparatus that can uniformly irradiate water to be treated with ultraviolet light in sufficient irradiation quantity and in which a cleaning device and the like can be mounted easily. A water treatment apparatus that subjects water to be treated to ultraviolet treatment using ultraviolet light, the water treatment apparatus comprises: a flow channel through which water to be treated flows; and an ultraviolet irradiation portion that is located on an opposite side of the flow channel from an inlet side, and irradiates the water to be treated flowing in the flow channel with ultraviolet light via a window portion toward the inlet side, the window portion being formed by a transparent member, wherein the flow channel includes a diameter increase portion, and the diameter increase portion is provided with at least one of: a cleaning device used to clean the window portion; and a sensor.
Inventors:
Junichi Shiga
Kusano
Ochi Tetsumi
Shinya Watanabe
Eiichi Tsuga
Yusuke Kawakami
Kusano
Ochi Tetsumi
Shinya Watanabe
Eiichi Tsuga
Yusuke Kawakami
Application Number:
JP2016212121A
Publication Date:
July 15, 2020
Filing Date:
October 28, 2016
Export Citation:
Assignee:
METAWATER Co., Ltd.
NIKKISO CO.,LTD.
Ogi Port RIKEN Co., Ltd.
NIKKISO CO.,LTD.
Ogi Port RIKEN Co., Ltd.
International Classes:
C02F1/32; B08B3/12
Domestic Patent References:
| JP2016511138A | ||||
| JP200552760A |
Foreign References:
| WO2015037260A1 | ||||
| US20150129776 |
Attorney, Agent or Firm:
Kenji Sugimura
Yuta Terashima
Yuta Terashima