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. 27, 2015
Filed:
Sep. 12, 2011
Jiaxiang Ren, Houston, TX (US);
David P. Gerrard, Magnolia, TX (US);
James E. Goodson, Porter, TX (US);
LI Guo, Houston, TX (US);
Ping Duan, Cypress, TX (US);
Jiaxiang Ren, Houston, TX (US);
David P. Gerrard, Magnolia, TX (US);
James E. Goodson, Porter, TX (US);
Li Guo, Houston, TX (US);
Ping Duan, Cypress, TX (US);
Baker Hughes Incorporated, Houston, TX (US);
Abstract
A downhole element to isolate or complete a wellbore includes a shape memory material including polyphenylene sulfide. The polyphenylene sulfide is the cure product of being cured at a temperature of about 200° C. to about 400° C., for a total time of less than or equal to 200 hours. The shape memory material is thermally activated between an actuated and unactuated shape, and the polyphenylene sulfide in the shape memory material is a closed cell foam, open cell foam, or solid.