Title:
WATER TREATMENT DEVICE AND WATER TREATMENT METHOD USING SAME
Document Type and Number:
WIPO Patent Application WO/2015/079923
Kind Code:
A1
Abstract:
This water treatment device is provided with a cylindrical body positioned in a substantially vertical direction, uses a treatment section packed into at least one section of the interior of the body to purify a fluid to be treated which is supplied from above, and recovers the treated fluid from below, the water treatment device being further equipped with: a plurality of treatment layers arranged in the axial direction of the interior of the body with intervals interposed therebetween, having particles sealed therein, and having a pair of partition plates for preventing the vertical outflow of the particles therefrom; a bubble supply part for supplying bubbles to the interior of the body from below; a backwash water supply part for supplying backwash water to the interior of the body from below; and a discharge part arranged above each of the treatment layers inside the body for discharging the bubbles and/or the backwash water. Furthermore, there is a space between the particles and the upper partition plate of each treatment layer when in a normal state.
Inventors:
NISHIKAWA MAKOTO (JP)
KASHIHARA HIDEKI (JP)
KASHIHARA HIDEKI (JP)
Application Number:
PCT/JP2014/080035
Publication Date:
June 04, 2015
Filing Date:
November 13, 2014
Export Citation:
Assignee:
SUMITOMO ELECTRIC INDUSTRIES (JP)
International Classes:
C02F1/00; B01D24/02; B01D24/46; B01D29/66; B01J20/14; B01J20/26; C02F1/28
Foreign References:
| JP2001038107A | 2001-02-13 | |||
| JPS6316010A | 1988-01-23 | |||
| JP2012157850A | 2012-08-23 | |||
| JPS53101381U | 1978-08-16 | |||
| JPH0192299U | 1989-06-16 | |||
| JPS5053955A | 1975-05-13 |
Attorney, Agent or Firm:
Fukami Patent Office, p. c. (JP)
Patent business corporation Fukami patent firm (JP)
Patent business corporation Fukami patent firm (JP)
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