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. 20, 2023
Filed:
Aug. 03, 2021
Applicant:
Halliburton Energy Services, Inc., Houston, TX (US);
Inventor:
Daniel Newton, Singapore, SG;
Assignee:
Halliburton Energy Services, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 34/02 (2006.01); E21B 17/02 (2006.01); E21B 34/16 (2006.01);
U.S. Cl.
CPC ...
E21B 34/02 (2013.01); E21B 17/0283 (2020.05); E21B 34/16 (2013.01);
Abstract
A well system may include a tubing string positioned downhole in a wellbore defining an annulus between the tubing string and a wellbore. An annular safety valve may be positioned at the surface of the wellbore for controlling a passage of gas through the annular safety valve into the annulus. The annular safety valve may include an inductive coupler that is coupled to a power source at the surface via a power line for powering the annular safety valve.