This paper introduces the pressure derivative in fracturing-pressure analysis. The derivative is shown to enhance the analysis capabilities significantly. The interpretation methodology is presented, and several field data sets and simulations are discussed to illustrate the technique.

Keywords:
wellbore, engineering, derivative, upstream oil & gas, screenout, height growth, nolte, net-pressure plot, pressure transient analysis, simulation
Subjects:
Drillstem/well testing, Formation Evaluation & Management, Hydraulic Fracturing, Pressure transient analysis
Copyright 1992, Society of Petroleum Engineers
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