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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.

Patent No.:

US 9068412 B1

PDFFull Text
Date of Patent:
Jun. 30, 2015

Filed:

Dec. 22, 2010

Connecting head for connecting a cable and a downhole tool and associated intervention device

Applicants:

Christophe Michaud, Soignolles en Brie, FR;

Vincent Chatelet, Le Blanc-Mesnil, FR;

Inventors:

Christophe Michaud, Soignolles en Brie, FR;

Vincent Chatelet, Le Blanc-Mesnil, FR;

Assignee:

GEOSERVICES EQUIPMENTS, Paris Nord II, Roissy en France, FR;

Attorney:

Stephanie Chi

Primary Examiner:

Cathleen Hutchins

Int. Cl.
CPC ...
E21B 17/02 (2006.01); E21B 23/00 (2006.01); E21B 17/00 (2006.01); H01B 7/04 (2006.01); H01R 4/50 (2006.01); H01R 13/58 (2006.01); H01R 13/585 (2006.01); H01B 7/22 (2006.01); H01R 13/523 (2006.01);
U.S. Cl.
CPC ...
E21B 23/00 (2013.01); E21B 17/003 (2013.01); E21B 17/023 (2013.01); H01B 7/046 (2013.01); H01B 7/223 (2013.01); H01R 4/5083 (2013.01); H01R 13/523 (2013.01); H01R 13/5833 (2013.01); H01R 13/585 (2013.01); H01B 7/22 (2013.01);
Abstract

The head () comprises an upper portion for attaching and connecting to a cable () and a lower attaching portion for electrically connecting to a control and transmission module () of a tool to be lowered in the well. The head () comprises a hollow outer enclosure () and a mechanical connection assembly. The mechanical connection assembly comprises an attaching member () and a liner () defining an inner lumen () to receive the attaching member () and the lower end of the cable () The connecting head () defines a first downhole electrical path () able to extend from a lower segment () of the cable to a first connector of the control and transmission module (), the first downhole electrical path () being completely electrically insulated from the outer enclosure ().

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