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:
May. 15, 2018

Filed:

Dec. 05, 2014
Applicants:

Zhihui Zhang, Katy, TX (US);

Yingqing Xu, Tomball, TX (US);

Zhiyue Xu, Cypress, TX (US);

James King, Kingwood, TX (US);

Inventors:

Zhihui Zhang, Katy, TX (US);

YingQing Xu, Tomball, TX (US);

Zhiyue Xu, Cypress, TX (US);

James King, Kingwood, TX (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 23/01 (2006.01); E21B 23/06 (2006.01);
U.S. Cl.
CPC ...
E21B 23/01 (2013.01); E21B 23/06 (2013.01);
Abstract

In one aspect, an anchoring device is disclosed, including: a degradable substrate with a first hardness; and a granular gripping material associated with the outer extent of the degradable substrate, wherein the granular gripping material has a second hardness greater than the first hardness. In certain embodiments, the granular gripping material is degradable. In another aspect, a method to anchor a downhole device is disclosed, including: providing a degradable substrate with a first hardness; and applying a granular gripping material to the outer extent of the degradable substrate, wherein the granular gripping material has a second hardness greater than the first hardness.


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