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.

Date of Patent:
Aug. 04, 2015

Filed:

Aug. 13, 2009
Applicants:

Mark Stephens, South Australia, AU;

Martin Lambert, South Australia, AU;

Angus Simpson, South Australia, AU;

Young-il Kim, South Australia, AU;

John Vitkovsky, Queensland, AU;

Inventors:

Mark Stephens, South Australia, AU;

Martin Lambert, South Australia, AU;

Angus Simpson, South Australia, AU;

Young-il Kim, South Australia, AU;

John Vitkovsky, Queensland, AU;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 11/00 (2006.01); G01M 5/00 (2006.01); G01B 17/02 (2006.01); G01M 3/28 (2006.01);
U.S. Cl.
CPC ...
G01M 5/0025 (2013.01); G01B 17/02 (2013.01); G01M 3/2815 (2013.01); G01M 5/0033 (2013.01);
Abstract

A method and system for assessing the condition of a pipe carrying a fluid is disclosed. The method includes the steps of generating a pressure wave in the fluid being carried along the pipe and detecting a pressure wave interaction signal resulting from an interaction of the pressure wave with a localized variation in pipe condition. The method then involves determining from the timing of the pressure wave interaction signal the location of the localized variation in pipe condition and the extent of the localized variation in pipe condition based on a characteristic of the pressure wave interaction signal.


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