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:
Jan. 20, 2026
Filed:
Sep. 23, 2022
Applicant:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Inventors:
Kean Wee Cheah, Singapore, SG;
David Milton Eslinger, Bartlesville, OK (US);
Assignee:
OneSubsea IP UK Limited, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 13/08 (2006.01); F04D 29/30 (2006.01); F04D 29/44 (2006.01);
U.S. Cl.
CPC ...
F04D 13/08 (2013.01); F04D 29/30 (2013.01); F04D 29/444 (2013.01);
Abstract
An electric submersible pump stage optimized for viscous fluid is provided. The stage can include a diffuser having a curved break water area. The stage can include an impeller having a cut back shroud and/or hub.