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Title:
FILTER AND CHEMICAL INJECTION MACHINE
Document Type and Number:
Japanese Patent JP2008240359
Kind Code:
A
Abstract:

To treat a turbid water including a leaked injection agent.

This filter 10 comprises a container 11 installed along an earth 5 and having, on the upper part, an opening 11b into which the turbid water leaking from the earth 5 flows and, on the lower part, a discharge hole 11c; and a filter medium 13 placed in the container 11.


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Inventors:
NOMOTO TAKASHI
KIMURA SATORU
NAKAYAMA TSUTOMU
NAKADA HARUHISA
HIRANO SUSUMU
Application Number:
JP2007082364A
Publication Date:
October 09, 2008
Filing Date:
March 27, 2007
Export Citation:
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Assignee:
NISHIMATSU CONSTR CO LTD
International Classes:
E21D9/04; B01D24/00; B01D29/90; B01D29/92; E02D3/12; E21F17/00
Attorney, Agent or Firm:
Hiroshi Arafune
Yoshio Arafune



 
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