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:
Nov. 04, 2025
Filed:
Sep. 25, 2023
Schlumberger Technology Corporation, Sugar Land, TX (US);
Bruce Boulanger, Katy, TX (US);
Gerrit Kroesen, Katy, TX (US);
Suman Katanguri, Sugar Land, TX (US);
Schlumberger Technology Corporation, Sugar Land, TX (US);
Abstract
An annular blowout preventer includes an annular body including a central bore extending therethrough, a plurality of electric motors disposed circumferentially around the annular body; a packer assembly disposed within the annular body about the central bore; and a plurality of pusher plates disposed in the annular body; each pusher plate configured to radially engage the packer assembly. The packer assembly includes a packer element and a donut that circumferentially surrounds the packer element. The plurality of pusher plates is correspondingly connected to the plurality of electric motors via a connecting rod.