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:
Oct. 14, 2014
Filed:
Jul. 27, 2010
Applicants:
Kevin O. Trahan, The Woodlands, TX (US);
Benton T. Knobloch, Jr., Broussard, LA (US);
Todd J. Roy, Youngsville, LA (US);
Javier E. Bolivar, Spring, TX (US);
Inventors:
Kevin O. Trahan, The Woodlands, TX (US);
Benton T. Knobloch, Jr., Broussard, LA (US);
Todd J. Roy, Youngsville, LA (US);
Javier E. Bolivar, Spring, TX (US);
Assignee:
Halliburton Energy Services, Inc., Houston, TX (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 37/00 (2006.01); E21B 37/02 (2006.01); E21B 21/10 (2006.01); E21B 27/00 (2006.01);
U.S. Cl.
CPC ...
E21B 37/02 (2013.01); E21B 21/103 (2013.01); E21B 27/005 (2013.01);
Abstract
A well tool () for use in cleaning a well of fluids and debris characterized by one or more wiper elements () for swabbing the wellbore and internal passageways () and valves () in the tool, permitting forward and reverse fluid circulation through the tool to bypass the wiper elements.