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:
Nov. 17, 2015
Filed:
Jun. 04, 2013
Baker Hughes Incorporated, Houston, TX (US);
Steven R. Radford, The Woodlands, TX (US);
Scott Shiqiang Shu, Spring, TX (US);
Les T. Shale, Willis, TX (US);
Mark E. Morris, Coraopolis, PA (US);
Mark R. Kizziar, Lafayette, LA (US);
Anton F. Zahradnik, Sugar Land, TX (US);
BAKER HUGHES INCORPORATED, Houston, TX (US);
Abstract
Expandable reamer tools include an outer body, a fluid passageway extending through the outer body, and at least one blade configured to slide relative to the outer body between a retracted position and an expanded position. In some embodiments, the tools may include a formation-engaging surface comprising a gage area. In other embodiments, the tools may include a radially recessed area extending from a back edge of the formation-engaging surface. Methods for removing such expandable reamer tools from a borehole are also disclosed.