Title:
TEST DEVICE AND TEST METHOD
Document Type and Number:
Japanese Patent JP2023004662
Kind Code:
A
Abstract:
To provide a test device for testing bubble characteristics of bubble-mixed soil produced by mixing bubbles in sample soil.SOLUTION: A test device is a device for testing bubble characteristics of bubble-mixed soil produced by mixing bubbles in sample soil 150. The test device includes a sample chamber 110 for accommodating the sample soil under a specific pressure. The test device further includes: bubble injection means (116, 118, 160, 128) for injecting, to the sample soil, bubbles obtained by foaming a foaming agent using a specific gas different from a gas with which the sample chamber 110 is filled; and mixing means (120, 122, 124) for mixing the sample soil 150 and the bubbles in the sample chamber 110. The test device further includes measuring means 142 for measuring density of the specific gas in gas collected from the sample chamber 110.SELECTED DRAWING: Figure 3
Inventors:
MITO KENJI
YOSHINO OSAMU
TSUBOI HIROMI
YOSHINO OSAMU
TSUBOI HIROMI
Application Number:
JP2021106499A
Publication Date:
January 17, 2023
Filing Date:
June 28, 2021
Export Citation:
Assignee:
NISHIMATSU CONSTR CO LTD
International Classes:
E02D1/00; E21D9/04; G01N33/24
Attorney, Agent or Firm:
Patent Attorney Corporation MIP