Title:
間隙水調査方法
Document Type and Number:
Japanese Patent JP6668773
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To sample interstitial water so as not to be exposed to the air as much as possible.SOLUTION: A water sampler 1 includes: a syringe 20; a filter 10 connected to the syringe 20; and a plug 30 provided on a passage from the filter 10 to the syringe 20, capable of opening/closing the passage. When using the water sampler 1, first of all, the filter 10 is buried in the ground, and interstitial water in the ground is allowed to pass the filter and sucked into the syringe 20 in the state where the plug 30 is opened, and then the plug 30 is closed. Hereby, interstitial water can be sampled.SELECTED DRAWING: Figure 1
Inventors:
Haruki Nishina
Takahito Oikawa
Kenji Nakamoto
Masaru Watanabe
Tomoko Inoue
Nobu Matsuo
Takahito Oikawa
Kenji Nakamoto
Masaru Watanabe
Tomoko Inoue
Nobu Matsuo
Application Number:
JP2016008568A
Publication Date:
March 18, 2020
Filing Date:
January 20, 2016
Export Citation:
Assignee:
Chugoku Electric Power Co., Inc.
International Classes:
G01N1/10; E02D1/06; G01N33/18
Domestic Patent References:
| JP4125603B2 | ||||
| JP11083844A | ||||
| JP62059844U |
Foreign References:
| CN101963550A |
Attorney, Agent or Firm:
Isshiki International Patent Service Corporation