Title:
DEVICE AND METHOD FOR TREATING WET-PAINT-BOOTH CIRCULATING WATER
Document Type and Number:
WIPO Patent Application WO/2020/179842
Kind Code:
A1
Abstract:
The present invention provides a method for treating wet-paint-booth circulating water, the method including: adding micronanobubbles to at least one selected from the group consisting of circulating water that flows from a wet paint booth toward one end of a pit or toward the vicinity of the one end, and circulating water that flows in the one end of the pit or in the vicinity of the one end and that is mixed with circulating water collected in the pit; forming a floating paint sludge; removing some or all of the floating paint sludge from the circulating water; and then returning the circulating water from the other end of the pit or from the vicinity of the other end to the wet paint booth.
Inventors:
IKEMATSU MICHIO (JP)
YOSHIDA TSUNEYUKI (JP)
IIMURA AKIRA (JP)
TERASHIMA MITSUHARU (JP)
YOSHIDA TSUNEYUKI (JP)
IIMURA AKIRA (JP)
TERASHIMA MITSUHARU (JP)
Application Number:
PCT/JP2020/009250
Publication Date:
September 10, 2020
Filing Date:
March 04, 2020
Export Citation:
Assignee:
KURITA WATER IND LTD (JP)
International Classes:
C02F1/24; B05B14/462
Domestic Patent References:
| WO2017187646A1 | 2017-11-02 | |||
| WO2015182647A1 | 2015-12-03 | |||
| WO2016088857A1 | 2016-06-09 |
Foreign References:
| JP2008119612A | 2008-05-29 | |||
| JP2009269024A | 2009-11-19 | |||
| JP2019018173A | 2019-02-07 | |||
| JP2017100049A | 2017-06-08 | |||
| JP2004074084A | 2004-03-11 |
Attorney, Agent or Firm:
KIKUMA, Tadayuki (JP)
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