Abstract
In order to explore the development technology of enhancing oil recovery during the ultra-high water cut period in the Pubei Oilfield, deep profile control pilot tests and expanded application tests have been carried out in the Pubei Oilfield. This article mainly starts from the actual production performance of the deep profile control and flooding expansion application test, analyzes the main tracking and adjustment methods and the understanding of the results obtained in the development process of deep profile control and flooding, laying the foundation for the establishment of deep profile control and flooding matching tracking and adjustment technology in Pubei Oilfield.
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