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Patent Searching and Data


Title:
PURIFICATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2019/131745
Kind Code:
A1
Abstract:
The present invention provides a complete-circulation-type bio toilet system in which adjustment tanks capable of storing to-be-treated water are arranged in front of and behind a septic tank so as to enable stable provision of the system without having to shut down the system even when the system is in heavy use. This bio toilet system 1 is for performing microbial treatment on to-be-treated water containing human waste and circulating said water as rinsing water, the bio toilet system being provided with: a raw sewage tank 3 into which to-be-treated water containing human waste discharged from a toilet 2 is fed; a first adjustment tank 4 which retains the treated water 31 discharged from the raw sewage tank 3 while performing aerobic treatment thereon by aeration and which discharges the treated water 31 retained therein using a pump 43; a septic tank 5 which performs microbial treatment on the treated water 31 discharged from the first adjustment tank 4; a second adjustment tank 6 which retains the treated water 31 discharged from the septic tank 5 while performing anaerobic treatment thereon and which discharges the treated water 31 retained therein using a pump 62; a reaction tank 7 for decomposing organic matters in the treated water 31 discharged from the second adjustment tank 6; and a rinse tank 8 which retains the treated water 31 discharged from the reaction tank 7 for use as rinsing water for a toilet bowl.

Inventors:
KURAYAMA KOJI (JP)
ARAMAKI YUJI (JP)
AMAMOTO RYOSUKE (JP)
WADA MASARU (JP)
HARADA CHIKARA (JP)
HIGASHI TAKAHIKO (JP)
KAGENISHI EIJI (JP)
Application Number:
JP2018/047808
Publication Date:
July 04, 2019
Filing Date:
December 26, 2018
Export Citation:
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Assignee:
NISHIMU DENSHI KOGYO KK (JP)
International Classes:
E03D5/016; B01D61/58; B01D69/08; C02F1/44; C02F3/04; C02F3/06; C02F3/30
Foreign References:
JP2016089538A2016-05-23
JP2005163411A2005-06-23
JP2017217571A2017-12-14
CN2598994Y2004-01-14
JP2013169536A2013-09-02
JP2003074104A2003-03-12
JP2015127039A2015-07-09
JP2016089538A2016-05-23
JP2006263418A2006-10-05
Attorney, Agent or Firm:
HIRAI Yasuo (JP)
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