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. 27, 2015
Filed:
Jan. 31, 2013
Applicant:
Halliburton Energy Services, Inc., Carrollton, TX (US);
Inventors:
David Allen Dockweiler, McKinney, TX (US);
Anthony Valencia, Marlow, OK (US);
Assignee:
Halliburton Energy Services, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/12 (2006.01); E21B 23/01 (2006.01); E21B 33/129 (2006.01);
U.S. Cl.
CPC ...
E21B 23/01 (2013.01); E21B 33/129 (2013.01);
Abstract
An expansion apparatus for anchoring a downhole tool in a well is provided. The expansion apparatus has a wedge, an expansion wedge and a slip ring. The wedge and expansion wedge interact so as to radially expand wedge segments of the expansion wedge. The slip ring and expansion wedge interact so as to radially expand the slip ring to grippingly engage the wellbore or casing.