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:
Jan. 30, 2018
Filed:
Jan. 24, 2014
Applicant:
The Chugoku Electric Power Co., Inc., Hiroshima, JP;
Inventor:
Hidetaka Nishida, Hiroshima, JP;
Assignee:
THE CHUGOKU ELECTRIC POWER CO., INC., Hiroshima, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 17/00 (2006.01); G01N 3/12 (2006.01);
U.S. Cl.
CPC ...
G01N 17/006 (2013.01); G01N 3/12 (2013.01); G01N 17/008 (2013.01); G01N 2203/0071 (2013.01);
Abstract
A remaining service life evaluation method for evaluating a remaining service life of a metal pipe suffering from creep damage on a basis of a master curve that is prepared in advance that includes wrapping a steel strip around an outer peripheral face of the metal pipe under same conditions as those during an internal pressure creep test and evaluating a remaining service life of the metal pipe on a basis of a degree of deterioration of the steel strip.