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. 27, 2021
Filed:
Apr. 14, 2020
Halliburton Energy Services, Inc., Houston, TX (US);
Adam Jacob Milne, Flower Mound, TX (US);
Aaron Jacob Miller, Addison, TX (US);
Zachery Ryan Olson, San Antonio, TX (US);
Halliburton Energy Services, Inc., Houston, TX (US);
Abstract
A wellbore isolation device, comprising: a mandrelhaving a cylindrical body, a sealing elementdisposed about the mandreland radially expandable from a first run-in diameter to sealing engagement with the an inner surfaceof the wellbore; a metal backup ringdisposed on the mandrelcontacting one side of the sealing element systemwith an initial height H and radially expandable and axially deformable to abut the inner surfaceof the wellbore; wherein the metal backup ringis a concave cross-section about the mandrelwith an uphole leg and a downhole leg; and wherein an applied compressive force expands the sealing element systeminto sealing engagement with the wellboreand the metal backup ringradially expands while axially deforming to abut the inner surfaceof the wellborewith no contact pressure.