Of critical importance in the proper application of inhibitors within oil producing wells is the delivery of the chemical throughout the system. A new application model is presented based on small scale laboratory measurements to determine corrosion inhibitor efficiency and film persistency. A forty foot well annulus simulator is used to determine the flow and fate of the applied chemical inhibitors for typical backside batch and flush application in a packerless completion. The delivery depends upon both chemical parameters such as density, viscosity, and surface tension as well as flush parameters including volume and rate.

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