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. 01, 2022

Filed:

Dec. 02, 2015
Applicant:

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

Inventors:

Irfan Bulu, Somerville, MA (US);

Francois M. Auzerais, Boston, MA (US);

Robert Graham, Abu Dhabi, AE;

Mohamed Aly Sadek, Missouri City, TX (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 6/26 (2006.01); G02B 6/42 (2006.01); G02B 6/34 (2006.01); G02B 6/36 (2006.01); G02B 6/00 (2006.01); G02B 6/14 (2006.01); G02B 6/38 (2006.01); E21B 47/017 (2012.01); E21B 47/135 (2012.01); E21B 17/02 (2006.01); E21B 34/06 (2006.01); G02B 6/32 (2006.01); G02B 6/02 (2006.01); E21B 47/07 (2012.01); E21B 47/007 (2012.01); E21B 47/113 (2012.01); E21B 47/06 (2012.01); E21B 49/00 (2006.01); E21B 49/08 (2006.01);
U.S. Cl.
CPC ...
G02B 6/14 (2013.01); E21B 17/028 (2013.01); E21B 34/06 (2013.01); E21B 47/017 (2020.05); E21B 47/135 (2020.05); G02B 6/32 (2013.01); G02B 6/34 (2013.01); G02B 6/3816 (2013.01); G02B 6/3845 (2013.01); G02B 6/3849 (2013.01); G02B 6/3866 (2013.01); E21B 47/007 (2020.05); E21B 47/06 (2013.01); E21B 47/07 (2020.05); E21B 47/113 (2020.05); E21B 49/00 (2013.01); E21B 49/08 (2013.01); E21B 2200/04 (2020.05); G02B 6/02076 (2013.01);
Abstract

Optical fiber connections and their applications in downhole assemblies are described herein. The downhole assembly includes a well completion element with an end that couples with a corresponding well completion element. An optical fiber extends along at least a portion of the well completion element and transmits an optical signal using a first mode. The well completion element includes an optical fiber connector that is coupled to the optical fiber. The connector also includes a mode converter that receives the optical signal from the optical fiber and converts the optical signal from the first mode to a second larger mode. This second larger mode may be more robustly communicated to a corresponding optical fiber connector affixed to the corresponding well completion element.


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