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:
Mar. 16, 2021

Filed:

Jul. 07, 2014
Applicant:

Halliburton Energy Services, Inc., Houston, TX (US);

Inventors:

Andrew J. Cuthbert, Houston, TX (US);

Joseph E. Hess, Richmond, TX (US);

Carl J. Cramm, Houston, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 47/103 (2012.01); E21B 47/022 (2012.01); E21B 47/07 (2012.01); E21B 47/047 (2012.01); E21B 7/04 (2006.01); G01V 9/00 (2006.01);
U.S. Cl.
CPC ...
E21B 47/103 (2020.05); E21B 7/04 (2013.01); E21B 47/022 (2013.01); E21B 47/047 (2020.05); E21B 47/07 (2020.05); G01V 9/005 (2013.01);
Abstract

A method can include measuring temperature along a relief wellbore, thereby detecting a temperature anomaly in an earth formation penetrated by the relief wellbore, and determining a location of an influx into a target wellbore, based on the temperature anomaly detecting. A thermal anomaly ranging system for use with a subterranean well can include a temperature sensor in a relief wellbore that penetrates an earth formation, the temperature sensor detecting a temperature anomaly in the formation, and the temperature anomaly being caused by an influx into a target wellbore. Another method can include measuring optical scattering in an optical waveguide positioned in a relief wellbore, thereby detecting a temperature anomaly in an earth formation penetrated by the relief wellbore, and determining a location of an influx into a target wellbore, based on the temperature anomaly detecting.


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