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:
Aug. 06, 2019
Filed:
Jun. 15, 2015
Applicant:
Halliburton Energy Services, Inc., Houston, TX (US);
Inventors:
Michael Linley Fripp, Carrollton, TX (US);
Zachary William Walton, Carrollton, TX (US);
Charles Timothy Smith, McKinney, TX (US);
Assignee:
Halliburton Energy Services, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/12 (2006.01); E21B 33/128 (2006.01); E21B 43/26 (2006.01); E21B 29/02 (2006.01); E21B 33/129 (2006.01); C08K 5/092 (2006.01);
U.S. Cl.
CPC ...
E21B 33/1208 (2013.01); C08K 5/092 (2013.01); E21B 29/02 (2013.01); E21B 33/12 (2013.01); E21B 33/128 (2013.01); E21B 33/129 (2013.01); E21B 43/26 (2013.01);
Abstract
Downhole tools comprising a body, wherein at least a portion of the body is degradable when exposed to a wellbore environment; and at least one aqueous-degradable sealing element comprising an aqueous-degradable elastomer comprising in the range of 0.05 to 1 parts by weight per hundred parts of the elastomer (phr) carbodiimide, wherein at least a portion of the aqueous-degradable sealing element hydrolytically degrades when exposed to an aqueous fluid.