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Effects of CO2-Induced Reaction on Transport Properties of Debonded Well Cement-Casing Interfaces
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- 1 Intro
- 2 Wells provide potential Co, leakage paths
- 3 Reaction and transport in debonded cement-casing interfaces
- 4 Approach: reactive flow-through experiments
- 5 Results: apparent sample permeability
- 6 Results: microstructural observations
- 7 Results: XRF single-element maps (Coil B)
- 8 Results: SEM evidence for sealing (Coil A)
- 9 Results: thermo-gravimetric analysis (A+B)
- 10 Upstream dissolution + downstream precipitation a long-range defect sealing mechanism
- 11 Conclusions
