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:
Jul. 23, 2019

Filed:

Jun. 08, 2017
Applicant:

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

Inventors:

Henri-Pierre Valero, Paris, FR;

Jean-Christophe Auchere, Sagamihara, JP;

Abderrhamane Ounadjela, Cambridge, MA (US);

Hiroshi Nakajima, Sagamihara, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01V 1/50 (2006.01); E21B 47/18 (2012.01); G01V 1/42 (2006.01); G01V 1/20 (2006.01);
U.S. Cl.
CPC ...
G01V 1/50 (2013.01); G01V 1/42 (2013.01); G01V 1/20 (2013.01); G01V 2210/121 (2013.01); G01V 2210/1234 (2013.01); G01V 2210/1299 (2013.01); G01V 2210/1429 (2013.01); G01V 2210/161 (2013.01); G01V 2210/6222 (2013.01);
Abstract

A technique facilitates monitoring of acoustic signals to measure a velocity vector of a borehole. Acoustic sensors are arranged in a desired acoustic sensor array and positioned along a body of a tool, e.g. a sonic logging tool. The acoustic sensor array is then positioned in fluid along a wall of a borehole formed in a subterranean formation. The acoustic sensors are used to collect acoustic signal data while the acoustic sensors are maintained in a non-contact position with respect to the wall of the borehole. The data may be processed to determine the desired velocity vector.


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