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.

Date of Patent:
Jun. 09, 2020

Filed:

Dec. 29, 2015
Applicant:

Halliburton Energy Services, Inc., Houston, TX (US);

Inventors:

Michael Linley Fripp, Carrollton, TX (US);

John Charles Gano, Lowry Crossing, TX (US);

Zachary William Walton, Carrollton, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/129 (2006.01); A61K 9/00 (2006.01); A61K 9/16 (2006.01); A61K 33/08 (2006.01); A61K 47/06 (2006.01); A61K 47/34 (2017.01); E21B 33/128 (2006.01);
U.S. Cl.
CPC ...
E21B 33/1292 (2013.01); A61K 9/0014 (2013.01); A61K 9/0019 (2013.01); A61K 9/16 (2013.01); A61K 33/08 (2013.01); A61K 47/06 (2013.01); A61K 47/34 (2013.01); E21B 33/128 (2013.01);
Abstract

Wellbore isolation devices may be produced with wear bands and slips having modified surfaces to change the frictional properties between these components and the surrounding wellbore surface. A wellbore isolation device may include: a mandrel; slips disposed circumferentially about the mandrel and in a first position along the mandrel. The slips comprise particles coupled thereto forming a modified surface. The particles comprise at least some sharp protrusions. At least one packer element is disposed along the mandrel and in a second position along the mandrel.


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