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:
Oct. 06, 2026

Filed:

Feb. 13, 2025
Applicant:

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

Inventor:

Christopher Grace, Carrollton, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 29/06 (2006.01); E21B 7/06 (2006.01);
U.S. Cl.
CPC ...
E21B 29/06 (2013.01); E21B 7/061 (2013.01);
Abstract

Implementations of a system, a milling apparatus, and a method are disclosed herein. In one implementation, a system configured for use in a wellbore drilled through one or more subsurface formations comprises a whipstock including an interior guide track, a first tubular configured to pass through an outer milling body positioned in the wellbore, and a detachable milling head and guide assembly coupled to a downhole end of the first tubular, wherein the detachable milling head and guide assembly comprises a guide configured to slot into the interior guide track of the whipstock. The system further includes a drill string comprised of one or more tubulars and coupled to an uphole end of the first tubular, wherein the drill string is configured to provide rotation to the first tubular.


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