Title:
WATER TREATMENT METHOD AND WATER TREATMENT APPARATUS
Document Type and Number:
WIPO Patent Application WO/2021/246161
Kind Code:
A1
Abstract:
The water treatment apparatus of the present invention comprises a flocculation part into which water to be treated is introduced, at least two flocculant adding devices installed so that different flocculants can be added to the flocculation part, one or two or more water quality measurement devices for measuring the quality of the water to be treated, and a controlling part for issuing, on the basis of the measurement result from the water quality measurement device(s), a command relating to whether addition of the flocculants to the corresponding flocculant adding device is required or not and to the adding amounts of the flocculants, wherein at least one of the flocculant adding devices is an auxiliary flocculant adding device.
Inventors:
TADA KEIJIROU (JP)
MATSUDA MUNEAKI (JP)
MATSUDA MUNEAKI (JP)
Application Number:
PCT/JP2021/018796
Publication Date:
December 09, 2021
Filing Date:
May 18, 2021
Export Citation:
Assignee:
KURITA WATER IND LTD (JP)
International Classes:
B01D61/04; B01D61/58; B01D65/06; C02F1/44; C02F1/52
Foreign References:
| JP2016131937A | 2016-07-25 | |||
| JP2009248028A | 2009-10-29 | |||
| JP2018083162A | 2018-05-31 | |||
| JP2015134327A | 2015-07-27 |
Attorney, Agent or Firm:
NISHIZAWA Kazuyoshi et al. (JP)
Download PDF: