Title:
建物の雨水利用システム
Document Type and Number:
Japanese Patent JP3574400
Kind Code:
B2
Abstract:
A system for making use of rainwater falling on houses and buildings, which comprises a means for removing a predetermined quantity of initial precipitation from the rainwater collected form the roof surface of the building; and a purifier receiving the subsequent rainwater from which the initial precipitation has been removed. The purifier includes a filtering tank, a sterilization tank, and a supply tank connected to the sterilization tank. The filtering tank has a physical filter and a pH adjusting agent, the sterilization tank contains a primary reactive catalyst for producing active oxygen species, and the supply tank supplies aqueous hydrogen peroxide to the primary reactive catalyst. The system also has a storage tank that stores the purified rainwater supplied from the purifier. The storage tank contains a secondary reactive catalyst for decomposing and eliminating residual active oxygen species remaining in the purified rainwater supplied from the purifier.
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Inventors:
Makoto Hosoya
Application Number:
JP2000368256A
Publication Date:
October 06, 2004
Filing Date:
December 04, 2000
Export Citation:
Assignee:
Takachiho Co., Ltd.
International Classes:
C02F1/00; C02F1/28; C02F1/50; C02F1/72; E03B3/03; E03B3/02; (IPC1-7): E03B3/03; C02F1/00; C02F1/28; C02F1/50; C02F1/72
Domestic Patent References:
| JP3049108U | ||||
| JP3017741U | ||||
| JP10317435A | ||||
| JP10317434A | ||||
| JP9088129A | ||||
| JP4007082A | ||||
| JP2000500395A | ||||
| JP9122662A |
Attorney, Agent or Firm:
Hidekazu Miyoshi