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Keywords: pure co 2
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Proceedings Papers

Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 26–28, 2021
Paper Number: URTEC-2021-5233-MS
... +surfactant huff 'n puff experiments using oil-saturated Eagle Ford and Mancos shale cores showed that CO 2 solutions of SURFONIC ® TDA-9 gave highest cumulative oil recoveries of 72% and 75% (0.01 wt.% and 0.1 wt.% of TDA-9 respectively) compared to 71% recovery for the core immersed in pure CO 2...
Proceedings Papers

Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-2998-MS
...% of incremental oil. CB improved oil recovery by 23% over that for pure CO 2 . First injecting gas and then pressurizing the wells with the CB also improved the oil recovery significantly. It can also reduce the gas compression cost. Introduction Unconventional resources in the United States contribute about...

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