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:
Jan. 31, 2017
Filed:
Mar. 17, 2014
Applicant:
Cdi Energy Products, Humble, TX (US);
Inventors:
Lee Shek, Houston, TX (US);
Hung Thai Nguyen, Manvel, TX (US);
Assignee:
CDI ENERGY PRODUCTS, Humble, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/10 (2006.01); E21B 33/128 (2006.01);
U.S. Cl.
CPC ...
E21B 33/10 (2013.01); E21B 33/128 (2013.01);
Abstract
An expandable downhole sealing assembly in which an axial setting force is applied to radially compress and self-energize an expanding element such that stored radial forces in the expanding element effect and maintain a seal thereafter. The sealing assembly can be used to provide a seal between a casing and a mandrel in a well, among other applications.