RESEARCH PAPEREnhanced oil recovery mechanisms of polymer flooding in a heterogeneous oil reservoir
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Key words
heterogeneous reservoir
polymer flooding
displacement performances
enhancement of oil recovery
swept volume
improvement method
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Foundation item: Supported by the National Major Special Project of Oil and Gas During the 13th Five-Year Plan Period (NO. 2016ZX05058-003-010); General Program of National Natural Science Foundation of China (NO. 51574086); Postdoctoral Innovative Talent Support Program of China (NO. BX20190065).
Copyright © 2021 Research Institute of Petroleum Exploration & Development, PetroChina. Published by Elsevier B.V.