Title:
METHOD AND APPARATUS TO DETECT FLAWS IN METALLIC PIPE
Document Type and Number:
WIPO Patent Application WO/2020/028990
Kind Code:
A8
Abstract:
The present application discloses an apparatus and a method for detecting flaws in a wall of a metallic pipe containing a fluid. The apparatus includes a collapsible supporting structure for supporting the apparatus, wherein an axis of the apparatus is at or near an axis of the metallic pipe; a plurality of sensors for sensing magnetic field signal from the metallic pipe, the plurality of sensors configured to be distributed around an inner circumference of the pipe without contacting a surface of an inner wall of the metallic pipe; a processing module for receiving sensed data from the plurality of the sensors; and one or more battery module for electrically powering the plurality of sensors and the processing module.
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Inventors:
PAULSON PETER O (CA)
KWAN JEFFREY CHAK-FAI (CA)
ZHANG HONGWEI (CA)
WU RAN (CA)
KONG XIANGJIE (CA)
KWAN JEFFREY CHAK-FAI (CA)
ZHANG HONGWEI (CA)
WU RAN (CA)
KONG XIANGJIE (CA)
Application Number:
PCT/CA2019/051087
Publication Date:
January 14, 2021
Filing Date:
August 08, 2019
Export Citation:
Assignee:
PURE TECHNOLOGIES LTD (CA)
International Classes:
G01N27/83
Attorney, Agent or Firm:
RIDOUT & MAYBEE LLP et al. (CA)
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