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:
Apr. 05, 2016
Filed:
May. 11, 2012
Daniel R. Hart, Sugar Land, TX (US);
Gregory L. Hern, Porter, TX (US);
Christopher W. Guidry, Spring, TX (US);
Robert S. O'brien, Katy, TX (US);
Daniel R. Hart, Sugar Land, TX (US);
Gregory L. Hern, Porter, TX (US);
Christopher W. Guidry, Spring, TX (US);
Robert S. O'Brien, Katy, TX (US);
BAKER HUGHES INCORPORATED, Houston, TX (US);
Abstract
A wellbore tool which includes a housing having an axial flowbore and a piston sleeve movably disposed within the flowbore. The tool is moveable between first and second operating positions by an actuation mechanism having a piston with a seat having a plurality of separate arcuate segments. The tool can be moved between first and second operating positions with the use of actuating plugs of different sizes that can be landed upon the seat.