Patent attributes
A segmented cone expansion ring and expansion system including the ring, the ring including a plurality of segments each segment of the plurality of segments having opposing load walls, each load wall including one of a projection or a recess receptive of the projection, the projection having a neck portion and a rounded anchor portion and the recess having a rounded geometry and a set of dimensions complementary to the projection and that defines a clearance fit for the projection within the recess. A method for expanding a tubular member including introducing the expansion system a tubular member and loading the load walls of the plurality of segments of the ring while not loading the projections and recesses of the plurality of segments. A borehole system including an expansion system disposed within the borehole.