Title:
FREEZING PIPE USED FOR FREEZING TREATMENT AND FREEZING METHOD USING FREEZING PIPE
Document Type and Number:
Japanese Patent JP2005023614
Kind Code:
A
Abstract:
To provide an epoch-making technology of a freezing pipe used for freezing treatment, extremely superior in practical use, for realizing smooth excavating work, by uniformly and efficiently freezing soil of a freezing requiring place, that is, by excellently freezing the soil by quickening a cooling speed.
This freezing pipe is used when freezing the soil 1. The freezing pipe 2 is provided with a filling part 4 filled with a liquid coolant 3 for freezing the soil 1. The freezing pipe is used for the freezing treatment by arranging an exhaust part 6 in this filling part 4 for exhausting gas vaporized from the liquid coolant 3 filled in this filling part 4, outside the freezing pipe 2.
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Inventors:
Tsuruki, Isao
Higashiyama, Akira
Higashiyama, Akira
Application Number:
JP2003000189003
Publication Date:
January 27, 2005
Filing Date:
June 30, 2003
Export Citation:
Assignee:
FUKUDA CORP
International Classes:
E02D19/14; E21D9/04; E21D9/06; (IPC1-7): E02D19/14; E21D9/04; E21D9/06