Title:
FILLING METHOD FOR BURIED PIPE
Document Type and Number:
Japanese Patent JP3970820
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a filling method for buried pipes capable of increasing the efficiency of filling work of unnecessary buried pipes and selecting a manhole to be installed around a barricade for the filling work.
SOLUTION: The buried pipes 2 buried across among a plurality of spans can be efficiently filled in a lump by injecting a filler into the buried pipes from the inside of a manhole 1a wherein one end of the connected buried pipes 2 is existed so as to connect them among a plurality of spans of the manhole 1 by connecting the unnecessary buried pipes inside the manhole 1 and, at the same time, the buried pipes 2 are connected inside the manhole 1 along a road or the like having difficulty in installation of the barricade 4 and where the traffic is heavy to make the installation of the barricade around the manholes 1 and the filling work unnecessary.
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Inventors:
Hiroshi Kawamura
Harumi Yamaguchi
Harumi Yamaguchi
Application Number:
JP2003315248A
Publication Date:
September 05, 2007
Filing Date:
September 08, 2003
Export Citation:
Assignee:
Sumitomo Electric Co., Ltd.
International Classes:
E02B9/06; E02F5/10; E03F3/04; E21F15/00; F16L1/024; F16L1/038; (IPC1-7): E02B9/06; E02F5/10; E03F3/04; F16L1/024; F16L1/038
Domestic Patent References:
JP57016199A | ||||
JP11173100A | ||||
JP11285697A | ||||
JP58013286A | ||||
JP3277888A | ||||
JP7259062A | ||||
JP54137817A |
Attorney, Agent or Firm:
Bunji Kamada
Higashio Masahiro
Torii Kazuhisa
Higashio Masahiro
Torii Kazuhisa