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:
Feb. 15, 2022

Filed:

Apr. 02, 2020
Applicant:

Saudi Arabian Oil Company, Dhahran, SA;

Inventors:

Alberto F. Marsala, Dhahran, SA;

Michael Jervis, Dhahran, SA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/16 (2006.01); E21B 47/024 (2006.01);
U.S. Cl.
CPC ...
E21B 43/16 (2013.01); E21B 47/024 (2013.01);
Abstract

A method for acoustic geosteering in directional drilling is provided. The method includes measuring a response from a fiber-optic distributed acoustic sensor disposed on a bottom hole assembly and determining a location of the bottom hole assembly from seismic waves received from surface sources. A subterranean layer structure proximate to the bottom hole assembly is determined from reflections of a locally generated soundwave. Adjustments to geosteering vectors for the bottom hole assembly are determined based, at least in part, on the location and the subterranean layer structure.


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Marsala, Alberto. (2022). Acoustic geosteering in directional drilling (U.S. Patent No. 11248455). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11248455

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