Patent ID: 8146687

Claim:
A polycrystalline diamond compact for use in a subterranean drilling apparatus, comprising: a substrate including a plurality of substrate recesses formed therein; a plurality of barrier receptacles each of which is made from a refractory material and defines a receptacle recess, each of the plurality of barrier receptacles received by a corresponding one of the plurality of substrate recesses; and a plurality of thermally-stable polycrystalline diamond bodies each of which includes an upper surface, a back surface, and at least one lateral surface, each of the plurality of thermally-stable polycrystalline diamond bodies at least partially received by a corresponding one of the plurality of receptacle recesses, the back surface and at least a portion of the at least one lateral surface of each of the plurality of thermally-stable polycrystalline diamond bodies directly bonded to a corresponding one of the plurality of barrier receptacles.