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United States Patent Application

View the Complete Application at the US Patent & Trademark Office
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A capsule for carrying a proppant for emplaced in a formation containing formation fluid by a hydraulic fracture operation using a fracturing fluid. The capsule includes a capsule body. The capsule body includes a proppant. There is a surface layer on the capsule body that is permeable to the formation fluid or the fracturing fluid or is permeable to both the formation fluid and the fracturing fluid. The proppant material is dry cement that interacts with the formation fluid or the fracturing fluid or both the formation fluid and the fracturing fluid that migrate through the surface layer and is taken up by the dry cement causing the dry cement to harden.
Aines, Roger D. (Livermore, CA), Bourcier, William L. (Livermore, CA), Duoss, Eric B. (Dublin, CA), Roberts, Jeffery James (Livermore, CA), Spadaccini, Christopher M. (Oakland, CA), Stolaroff, Joshuah K. (Oakland, CA)
15/ 001,590
January 20, 2016
STATEMENT AS TO RIGHTS TO INVENTIONS MADE UNDER FEDERALLY SPONSORED RESEARCH AND DEVELOPMENT [0002] The United States Government has rights in this invention pursuant to Contract No. DE-AC52-07NA27344 between the United States Department of Energy and Lawrence Livermore National Security, LLC for the operation of Lawrence Livermore National Laboratory.