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:
Mar. 29, 2016
Filed:
Mar. 15, 2013
Applicant:
Self-suspending Proppant Llc, Cambridge, MA (US);
Inventors:
Robert P. Mahoney, Newbury, MA (US);
David S. Soane, Chestnut Hill, MA (US);
Marie K. Herring, Cambridge, MA (US);
Kevin P. Kincaid, Brighton, MA (US);
Rosa Casado Portilla, Peabody, MA (US);
Philip Wuthrich, Lowell, MA (US);
Assignee:
Self-Suspending Proppant LLC, Cambridge, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 5/16 (2006.01); B05D 7/00 (2006.01); E21B 43/267 (2006.01); C09K 8/62 (2006.01); C09K 8/80 (2006.01); B01J 13/14 (2006.01);
U.S. Cl.
CPC ...
E21B 43/267 (2013.01); C09K 8/62 (2013.01); C09K 8/805 (2013.01); B01J 13/14 (2013.01); Y10T 428/2991 (2015.01); Y10T 428/2998 (2015.01);
Abstract
The invention provides for modified proppants, comprising a proppant particle and a hydrogel coating, wherein the hydrogel coating localizes on the surface of the proppant particle to produce the modified proppant, methods of manufacturing such proppants and methods of use.