Fracturing/pressure pumping

Chemical Tracer Flowback Data Help Understanding of Fluid Distribution

This paper presents a data set involving the pumping of multiple, unique chemical tracers into a single Wolfcamp B fracture stage.

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This paper presents a data set involving the pumping of multiple, unique chemical tracers into a single Wolfcamp B fracture stage. The goal of the tracer test is to improve understanding of the flowback characteristics of individually tagged fluid and sand segments by adding another layer of granularity to a typical tracer-flowback report. The added intrastage-level detail can provide insights into fracture behavior in shale-reservoir stimulation by looking at individual fluid-segment tracer recoveries.

Introduction

Operators have relied upon high-­intensity completion designs that include a combination of high proppant volumes, increased perforation-cluster density, and smaller-mesh-size proppants. These designs aim to create a complex fracture network and increase the contact area with shale rock.

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