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:
Jun. 04, 2019

Filed:

Sep. 07, 2016
Applicant:

Weatherford Technology Holdings, Llc, Houston, TX (US);

Inventors:

Bjoern Thiemann, Burgwedel, DE;

Frank Wern, Hannover, DE;

John Fielding Ownby, Houston, TX (US);

Aicam Zouhair, Houston, TX (US);

Martin Liess, Seelze, DE;

Christina Karin Hebebrand, Hannover, DE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 19/06 (2006.01); E21B 19/14 (2006.01); E21B 33/05 (2006.01); E21B 33/068 (2006.01); F01C 1/10 (2006.01); F01C 13/00 (2006.01); F01C 21/00 (2006.01); F01C 21/18 (2006.01); E21B 33/14 (2006.01); E21B 3/02 (2006.01); E21B 19/16 (2006.01);
U.S. Cl.
CPC ...
E21B 19/06 (2013.01); E21B 3/02 (2013.01); E21B 19/14 (2013.01); E21B 19/16 (2013.01); E21B 33/05 (2013.01); E21B 33/068 (2013.01); E21B 33/14 (2013.01); F01C 1/103 (2013.01); F01C 13/00 (2013.01); F01C 21/008 (2013.01); F01C 21/18 (2013.01);
Abstract

A system includes an accessory tool selected from a group consisting of a casing unit, a cementing unit, and a drilling unit; and a genset mounted to the accessory tool and comprising: a fluid driven motor having an inlet and an outlet for connection to a control swivel of the system; an electric generator connected to the fluid driven motor; a manifold having an inlet for connection to the control swivel and an outlet connected an accessory tool actuator; and a control unit in communication with the electric generator and the manifold and comprising a wireless data link.


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