08973434 is referenced by 6 patents and cites 83 patents.

A system for use in a wellbore, comprises a length of casing, a structure that is configured to deform with deformation of the casing, said structure being affixed to the length of casing at substantially the same radial position along the length of casing, and a sensing device that is configured to measure deformation of the structure, said device comprising a plurality of sensors that are distributed with respect to at least one of the length of said structure and the periphery of said structure.

Title
Monitoring system for well casing
Application Number
13/60465
Publication Number
8973434 (B2)
Application Date
August 26, 2009
Publication Date
March 10, 2015
Inventor
David Ralph Stewart
Richmond
TX, US
Frederick Henry Kreisler Rambow
Houston
TX, US
Jeremiah Glen Pearce
Houston
TX, US
Michele Scott Albrecht
Houston
TX, US
Assignee
Shell Oil Company
TX, US
IPC
E21B 47/01
E21B 47/00
E21B 33/00
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