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Patent Searching and Data


Title:
METHOD OF DISPOSING WASTE WATER AND APPARATUS THEREOF
Document Type and Number:
Japanese Patent JP2003062412
Kind Code:
A
Abstract:

To provide a method and an apparatus capable of stably and reliably disposing waste water and sewage during rainfall.

A fibrous agent is added to waste water containing a pollutant to trap the pollutant contained in the waste water in the fibrous agent, and thereafter liquid-solid separation is carried out using a screen. The fibrous agent preferably has a short fibrous agent with the fiber length of 2 to 10 mm randomly mixed with a long fibrous agent with the fiber length of 10 to 30 mm, and a polymeric coagulant can be used in conjunction with the fibrous agent. The material separated by the liquid-solid separation by the screen may be mixed again with the waste water and thereafter subjected to liquid-solid separation using the screen.


Inventors:
Yaide, Norihiro
Application Number:
JP2001000254532
Publication Date:
March 04, 2003
Filing Date:
August 24, 2001
Export Citation:
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Assignee:
EBARA CORP
International Classes:
C02F1/56; B01D37/02; C02F1/00; (IPC1-7): B01D37/02; C02F1/00; C02F1/56