Case History PreFixTM, ProppFixTM, FracFixTM Mechanical Wellbore Stabilization Cut Losses 77% in Woodford Shale Challenge Reduce drilling fluid losses while drilling the troublesome Woodford Shale Solution Newpark’s proprietary PreFIX, ProppFIX, and FracFIX mechanical wellbore stabilization fluids Results Completed project with 77% reduction in downhole losses and 50% reduction in total fluid cost Woodford Shale, Oklahoma An operator drilling in the Woodford Shale play in Oklahoma had been dealing with high costs associated with oil-based mud losses. The operator had already made the decision to use Newpark’s Direct Emulsion Fluid System in an effort to lower cost; however, the issue of high mud losses would still need to be addressed. Newpark’s innovation and

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