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.:
Date of Patent:
Jul. 23, 2024
Filed:
Feb. 19, 2021
Applicant:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Inventors:
Andrew Henderson, Fife, GB;
Calum Crawford, Aberdeenshire, GB;
Ivor Maciver, Aberdeenshire, GB;
Richard McCann, Aberdeen, GB;
Jamie Cochran, Inverurie, GB;
Assignee:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 43/12 (2006.01); E21B 34/06 (2006.01); F04D 13/10 (2006.01);
U.S. Cl.
CPC ...
E21B 43/128 (2013.01); E21B 34/06 (2013.01); F04D 13/10 (2013.01);
Abstract
An electrical submersible pump (ESP) system, comprises a motor rotationally coupled to a pump. The system has at least one of (i) a rotation stop operable to stop transfer of rotation of the pump to the motor when the ESP is switched off and (ii) a flow control valve operable to stop flow through the pump in both flow directions when the ESP is switched off.