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. 25, 2013
Filed:
Feb. 08, 2010
Piro Shkurti, The Woodlands, TX (US);
John C. Wolf, Houston, TX (US);
Piro Shkurti, The Woodlands, TX (US);
John C. Wolf, Houston, TX (US);
Smith International, Inc., Houston, TX (US);
Abstract
A drillable bridge plug includes a mandrel having external splines disposed on an outer surface of the mandrel, a sealing element disposed around the mandrel, an upper cone disposed around the mandrel proximate an upper end of the sealing element, and a lower cone disposed around the mandrel proximate the lower end of the sealing element, wherein an inner surface of the lower cone comprises internal splines configured to engage the external splines. The drillable bridge plug also includes an upper and a lower slip assembly disposed around the mandrel, and an upper and lower ring assembly each including a first segmented barrier ring, a second segmented barrier ring, and a back-up ring disposed proximate sealing element. Methods include a method of setting the drillable bridge plug and a method of removing the drillable bridge plug.