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:
Sep. 12, 2017
Filed:
Oct. 04, 2012
Applicant:
Weatherford/lamb, Inc., Houston, TX (US);
Inventors:
Byong Jun Kim, Sugar Land, TX (US);
Keith Charles Spacey, Manchester, GB;
Deborah Lynn Banta, Humble, TX (US);
William David Breach, Kingwood, TX (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 7/26 (2006.01); C08L 23/16 (2006.01); C08J 3/24 (2006.01); C08K 5/14 (2006.01);
U.S. Cl.
CPC ...
C08L 23/16 (2013.01); C08J 3/243 (2013.01); C08K 5/14 (2013.01); C08J 2323/16 (2013.01); C08J 2333/08 (2013.01);
Abstract
Swellable elastomeric compositions including an elastomer, a covalent crosslinking system and an ionic crosslinking system, where the composition have improved rate of swelling in water, brines and aqueous solutions, swellability, and/or physical properties of the compositions.