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:
Apr. 19, 2022

Filed:

Sep. 26, 2016
Applicant:

Schlumberger Technology Corporation, Sugar Land, TX (US);

Inventors:

Helen Xiaoyan Zhong, Sugar Land, TX (US);

Steve F. Crary, Al-Khobar, SA;

Ettore Mirto, Sugar Land, TX (US);

Christophe Dupuis, Tananger, NO;

Weixin Dong, Sugar Land, TX (US);

Mark T. Frey, Sugar Land, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01V 3/38 (2006.01); G01V 3/26 (2006.01); G01V 3/30 (2006.01); E21B 47/09 (2012.01); E21B 49/00 (2006.01);
U.S. Cl.
CPC ...
G01V 3/38 (2013.01); E21B 47/09 (2013.01); E21B 49/00 (2013.01); G01V 3/26 (2013.01); G01V 3/30 (2013.01);
Abstract

Methods capable of determining a depth of investigation of a logging tool can include generating an error distribution model for a logging tool. The methods can also include defining a detection threshold above which a measured signal from a measurement channel of the logging tool can be considered reliable based on output from the error distribution model, and generating a simulated formation model to determine the depth of investigation. The depth of investigation can be biased by the detection threshold.


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