Title:
WATER-QUALITY PURIFICATION APPARATUS AND CLEANING METHOD FOR FILTER MEDIUM
Document Type and Number:
Japanese Patent JP3957572
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a water-quality purification apparatus 10 which simplifies the taking in and out of a filter medium 30 for removing foreign matter flowing down in a river and laid in the river with easy execution properties, and a cleaning method for a filter medium.
SOLUTION: The water-quality purification apparatus 10 immersed in a flowing water channel to be used is equipped with an outer case 20 becoming the contour of a main body and a plurality of inner cases 40 and the filter medium 30 for removing flowing-down foreign matter. The inner cases 40 filled with the filter medium 30 is housed in the outer case 20.
Inventors:
Takahashi
Takashi Kudo
Takashi Kudo
Application Number:
JP2002181514A
Publication Date:
August 15, 2007
Filing Date:
June 21, 2002
Export Citation:
Assignee:
Koiwa Wire Mesh Co., Ltd.
International Classes:
C02F3/06; B01D24/02; (IPC1-7): C02F3/06; B01D24/02
Domestic Patent References:
| JP2001140240A | ||||
| JP7246394A | ||||
| JP4059097A | ||||
| JP9024384A | ||||
| JP2000084308A |
Attorney, Agent or Firm:
Sakuo Yamaguchi
Yuichi Kasai
Masaharu Yokoyama
Yuichi Kasai
Masaharu Yokoyama
Previous Patent: DISTRIBUTING AND LAYING METHOD OF OPTICAL FIBER CABLE
Next Patent: AIR DRIVING CONVEYANCE FACILITY
Next Patent: AIR DRIVING CONVEYANCE FACILITY