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:
Oct. 24, 2023
Filed:
Aug. 29, 2014
Applicant:
Baker Hughes Esp, Inc., Houston, TX (US);
Inventors:
Brian Paul Reeves, Edmond, OK (US);
Chengbao Wang, Oklahoma City, OK (US);
Steven Alan Howell, Oklahoma City, OK (US);
Assignee:
GE Oil & Gas ESP, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/12 (2006.01); F04D 13/10 (2006.01); F04D 13/06 (2006.01); F04D 13/08 (2006.01); F04D 25/06 (2006.01); H02K 5/132 (2006.01);
U.S. Cl.
CPC ...
E21B 43/128 (2013.01); F04D 13/062 (2013.01); F04D 13/086 (2013.01); F04D 13/10 (2013.01); F04D 25/0686 (2013.01); H02K 5/132 (2013.01);
Abstract
An electric submersible pumping system includes a motor filled with motor lubricant, a pump driven by the motor, and a fluid expansion chamber connected to the motor. The fluid expansion chamber includes a seal bag filled with a seal bag lubricant and a bellows contained within the seal bag. The bellows includes an interior in fluid communication with the motor and an exterior in fluid communication with the seal bag lubricant.