Patent ID: 7775270
Filing Date: 2010-08-17
Classification: E21B

Abstract:
1. A pipe load support assembly for use on well bore drilling and servicing rigs, said rig having a generally centrally located opening for accepting vertically situated pipe comprising: (a) a plurality of slips supported and distributed peripherally about said centrally located opening of said rig, said slips having surfaces to relate vertical and radial movement of said slips; (b) a plurality of pipe gripping dies distributed on each slip; and (c) pipe gripping surfaces on each of said dies, wherein said plurality of slips are configured so that said pipe gripping surfaces of said plurality of pipe gripping dies collectively engage the outer surfaces of said vertically situated pipe along vertical lines about equally separated peripherally around said outer surface of said vertically situated pipe, said pipe gripping surfaces having sufficient width so that an outermost vertical edge of said pipe gripping surfaces does not contact the pipe and wherein said pipe gripping surfaces on each of said dies are vee shaped.