Title:
REVERSE OSMOSIS TREATMENT METHOD AND DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/168012
Kind Code:
A1
Abstract:
Raw water is supplied from piping 1 to a heat exchanger 2 and heated, and then water vapor from piping 3 is supplied to a heat exchanger 4 and further heated, after which the water vapor is supplied to a reverse osmosis (RO) device 6. Permeated water from the RO device 6 is taken out from piping 7 as treatment water, and concentrated water flows out to piping 8 and passes to an evaporator 11 of a heat pump 10 as a heat source fluid of the heat pump 10. Medium water heated by a condenser 13 of the heat pump 10 is circulated in a heat source fluid flow path in the heat exchanger 2.
Inventors:
HIKOSAKA TAKUJI (JP)
ONO YUICHI (JP)
ONO YUICHI (JP)
Application Number:
PCT/JP2017/032491
Publication Date:
September 20, 2018
Filing Date:
September 08, 2017
Export Citation:
Assignee:
KURITA WATER IND LTD (JP)
International Classes:
C02F1/44; B01D61/04; B01D65/08; C02F5/00
Domestic Patent References:
| WO2013121547A1 | 2013-08-22 |
Foreign References:
| JPS634808A | 1988-01-09 | |||
| JP2012187472A | 2012-10-04 | |||
| JP2015121350A | 2015-07-02 | |||
| JP2015210004A | 2015-11-24 | |||
| JP2007307561A | 2007-11-29 | |||
| JP2000061464A | 2000-02-29 | |||
| JP2014200696A | 2014-10-27 | |||
| JP2011069572A | 2011-04-07 | |||
| JPH0143304A | ||||
| JP2012091118A | 2012-05-17 |
Attorney, Agent or Firm:
SHIGENO, Tsuyoshi et al. (JP)
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