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:
Jun. 14, 2022
Filed:
Apr. 09, 2020
Applicants:
Eugene Stolboushkin, Houston, TX (US);
Yingqing Xu, Tomball, TX (US);
Terry Bussear, Spring, TX (US);
Inventors:
Eugene Stolboushkin, Houston, TX (US);
YingQing Xu, Tomball, TX (US);
Terry Bussear, Spring, TX (US);
Assignee:
BAKER HUGHES OILFIELD OPERATIONS LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 34/10 (2006.01); E21B 34/08 (2006.01); E21B 33/129 (2006.01); E21B 43/26 (2006.01);
U.S. Cl.
CPC ...
E21B 34/10 (2013.01); E21B 33/129 (2013.01); E21B 43/26 (2013.01); E21B 2200/05 (2020.05);
Abstract
A plug with a closure member including a body defining a flow bore and a closure member seat, a closure assembly connected to the body, the assembly including a closure member, and a hold open feature to hold the closure member in an open position, the hold open being configured to release the closure member upon a selected hydrodynamic force upon the closure member.