The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 12, 2024
Filed:
May. 20, 2019
Applicant:
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
Inventors:
Shota Oki, Musashino, JP;
Shingo Mineta, Musashino, JP;
Mamoru Mizunuma, Musashino, JP;
Masayuki Tsuda, Musashino, JP;
Assignee:
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 11/00 (2006.01); G01N 17/02 (2006.01); G01N 33/24 (2006.01);
U.S. Cl.
CPC ...
G01N 11/00 (2013.01); G01N 33/24 (2013.01); G01N 17/02 (2013.01);
Abstract
An object is to support evaluation of corrosion of metal embedded in the ground such that the corrosion can be evaluated with high accuracy even if any type of soil is used. A coarseness/fineness test unit analyzes soil particles of soil that is used to evaluate corrosion of an embedded metallic material, a water supply unit supplies water to the soil, a soil stirring unit stirs the soil supplied with water, and a viscosity test unit measures fluidity of the stirred soil.