Title:
OPERATING METHOD FOR AEROBIC ORGANISM TREATMENT DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/163429
Kind Code:
A1
Abstract:
An aerobic organism treatment device 1 has: a reaction tank (tank body) 2; a fluidic bed carrier packed into the reaction tank; a water-permeable plate 3 arranged horizontally at the bottom of the reaction tank 2; a large-diameter particle layer 4 formed on the upper side of the water-permeable plate 3; a small-diameter particle layer 5 formed on the upper side of the large-diameter particle layer 4; an oxygen dissolution film module 6 disposed on the upper side of the small-diameter particle layer 4; a receiving chamber 7 formed on the lower side of the water-permeable plate 3; a raw water dispersion tube 8 that supplies raw water into the receiving chamber 7; an air-diffusing tube 9 arranged so as to diffuse air inside the receiving chamber 7; etc. A blower 26 is controlled so that the DO of treated water is 1 mg/L or less.
More Like This:
Inventors:
FUKASE TETSUROU (JP)
KOBAYASHI HIDEKI (JP)
KOBAYASHI HIDEKI (JP)
Application Number:
PCT/JP2019/002703
Publication Date:
August 29, 2019
Filing Date:
January 28, 2019
Export Citation:
Assignee:
KURITA WATER IND LTD (JP)
International Classes:
C02F3/12; B01F1/00; B01F3/04; B01F5/06; C02F3/08
Foreign References:
JPS6490093A | 1989-04-05 | |||
JP2010253397A | 2010-11-11 | |||
JP2013202544A | 2013-10-07 | |||
JP2014036959A | 2014-02-27 | |||
JP2018500166A | 2018-01-11 | |||
JP2015006643A | 2015-01-15 | |||
JPS5768195A | 1982-04-26 |
Attorney, Agent or Firm:
SHIGENO, Tsuyoshi et al. (JP)
Download PDF:
Previous Patent: AEROBIC ORGANISM TREATMENT DEVICE AND METHOD FOR OPERATING SAME
Next Patent: STEERING DEVICE
Next Patent: STEERING DEVICE