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. 19, 2022
Filed:
Sep. 23, 2020
Applicant:
Eugene Stolboushkin, Houston, TX (US);
Inventor:
Eugene Stolboushkin, Houston, TX (US);
Assignee:
BAKER HUGHES OILFIELD OPERATIONS LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 34/10 (2006.01); E21B 33/12 (2006.01); E21B 43/26 (2006.01);
U.S. Cl.
CPC ...
E21B 34/10 (2013.01); E21B 33/1208 (2013.01); E21B 43/26 (2013.01); E21B 2200/05 (2020.05);
Abstract
A plug with a resettable closure member comprising a body defining a flow bore, a closure member movable between a position closing the flow bore and a position wherein the flow bore is open, the closure member responsive to a selected hydrodynamic force to move to the position closing the flow bore and responsive to an attractive magnetic force to move to the position wherein the flow bore is open.