Title:
METHOD AND APPARATUS FOR CLEANING POLLUTED WATER
Document Type and Number:
Japanese Patent JP3896496
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To clean polluted water by decomposing an organic compound such as dioxins or the like contained in wastewater mixed with incineration ash or cyclone ash being industrial waste, factory wastewater or polluted water discharged from other various pollution sources by a simple constitution and a simple treatment method so as to make the same less than a safe standard value.
SOLUTION: This polluted water cleaning apparatus 1 is constituted of a decomposition tank 2 receiving the supply of polluted water, a polluted water fluidizing device 3 for discharging air into the decomposition tank 2 to fluidize polluted water, an ozone discharge device 9 for discharging ozone into the decomposition tank 2 in an air bubble form and an ultraviolet irradiation device 13 for irradiating the interior of the decomposition tank 2 with ultraviolet rays by an ultraviolet lamp. Polluted water of which the pollution concentration is uniformized by a polluted water stirrer is supplied to the decomposition tank 2. A pure oxygen generator for supplying pure oxygen is provided to the ozone discharge device 9 and the ultraviolet irradiation device 13 can be inserted in and extracted from the decomposition tank 2.
Inventors:
Sengoku Tsuneyoshi
Application Number:
JP2001334271A
Publication Date:
March 22, 2007
Filing Date:
October 31, 2001
Export Citation:
Assignee:
Sengoku Tsuneyoshi
International Classes:
C02F1/78; G21K5/00; B01F7/00; B01F7/16; C02F1/32; (IPC1-7): C02F1/78; B01F7/00; B01F7/16; C02F1/32; G21K5/00
Domestic Patent References:
| JP2000325971A | ||||
| JP55084194U | ||||
| JP2001047039A | ||||
| JP50107768A | ||||
| JP63051691U |
Attorney, Agent or Firm:
Naoki Nakamura