Title:
CORROSIVITY EVALUATION DEVICE AND METHOD THEREOF
Document Type and Number:
WIPO Patent Application WO/2020/066715
Kind Code:
A1
Abstract:
Provided is a corrosivity evaluation device that quantitatively evaluates corrosivity which indicates the degree of corrosion of metal caused by an environment. This corrosivity evaluation device 100 quantitatively evaluates corrosivity which indicates the degree of corrosion of metal caused by an environment, the device 100 comprising: an electrode unit 10 that is disposed in the environment and includes at least one type of metal 10a, 10b; a measurement unit 20 that measures, from the change in the amount of moisture in the environment in one cycle, the corrosion rate of the metal 10a, 10b or a value related to the corrosion rate of the metal 10a, 10b during the change; and a calculation unit 30 that calculates, from the value measured by the measurement unit 20, the amount of corrosion of the metal 10a, 10b or a value related to the amount of corrosion of the metal 10a, 10b.
Inventors:
MINETA SHINGO (JP)
OKI SHOTA (JP)
MIZUNUMA MAMORU (JP)
TSUDA MASAYUKI (JP)
SAWADA TAKASHI (JP)
OKI SHOTA (JP)
MIZUNUMA MAMORU (JP)
TSUDA MASAYUKI (JP)
SAWADA TAKASHI (JP)
Application Number:
PCT/JP2019/036202
Publication Date:
April 02, 2020
Filing Date:
September 13, 2019
Export Citation:
Assignee:
NIPPON TELEGRAPH & TELEPHONE (JP)
International Classes:
G01N27/00; G01N17/00; G01N27/02; G01N27/26
Foreign References:
| JP2018091740A | 2018-06-14 | |||
| JP2017215300A | 2017-12-07 | |||
| JP2002296213A | 2002-10-09 | |||
| JP2004028818A | 2004-01-29 | |||
| JP2016061678A | 2016-04-25 | |||
| JP2015099083A | 2015-05-28 | |||
| JP2011075477A | 2011-04-14 | |||
| JP2018031703A | 2018-03-01 | |||
| JP3210313U | 2017-05-18 | |||
| US8111078B1 | 2012-02-07 |
Attorney, Agent or Firm:
MIYOSHI Hidekazu et al. (JP)
Download PDF: