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.

Date of Patent:
Feb. 13, 2024

Filed:

Dec. 10, 2021
Applicant:

Halliburton Energy Services, Inc., Houston, TX (US);

Inventor:

Richard T. Hay, Houston, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 41/00 (2006.01); E21B 17/00 (2006.01); E21B 17/02 (2006.01); E21B 10/62 (2006.01); E21B 47/12 (2012.01);
U.S. Cl.
CPC ...
E21B 41/0085 (2013.01); E21B 10/62 (2013.01); E21B 17/003 (2013.01); E21B 17/028 (2013.01); E21B 47/12 (2013.01);
Abstract

Systems and methods for drilling a wellbore include delivering electrical energy to a downhole end of the wellbore. A tapered drill string, with larger drill pipes connected in an up-hole portion with a turbine and an electrical generator and a smaller drill pipes coupled in downhole portion may be used to deliver the electrical power. A turbine and generator may be sufficiently sized to harvest the necessary hydraulic energy and safely operated in a subterranean environment. An electrode carried by the downhole portion of the drill string is electrically coupled to the generator through the downhole portion of the drill string.


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