Composition and method for making a proppant
AssigneeOxane Materials, Inc.
InventorsRussell J. Smith, John R. Loscutova, Elizabeth A. Whitsitt, Christopher E. Coker, Andrew R. Barron, Mark Wiesner, Stephen A. Costantino, Rajendra Kumar Bordia
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Abstract
The present invention relates to proppants which can be used to prop open subterranean formation fractions. Proppant formulations are further disclosed which use one or more proppants of the present invention. Methods to prop open subterranean formation fractions are further disclosed. In addition, other uses for the proppants of the present invention are further disclosed, as well as methods of making the proppants.
Claims75
A proppant comprising a template material having an outer surface and a shell fully encapsulating said template material, wherein said shell comprises a ceramic material or oxide thereof or a metal oxide, wherein said proppant has a crush strength and wherein the shell contributes a majority of said crush strength, and said shell is substantially uniform in thickness around the outer surface of said template material.
Dependencies are inferred from the claim text.