STRENGTH RETROGRESSION MITIGATION MATERIALS FOR CEMENT COMPOSITIONS

Cement compositions for use in subterranean wellbores that include a monophase amorphous hydraulic binder material (MAHBM). The MAHBM may include a plurality of particles having a silica core and an amorphous coating substantially surrounding the silica core. The coating may comprise a plurality of...

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Hauptverfasser: LEWIS, Samuel Jason, JONES, Paul Joseph, PEARL, William Cecil Jr, PISKLAK, Thomas Jason, RUIZ, Stephanie
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:Cement compositions for use in subterranean wellbores that include a monophase amorphous hydraulic binder material (MAHBM). The MAHBM may include a plurality of particles having a silica core and an amorphous coating substantially surrounding the silica core. The coating may comprise a plurality of amorphous particles, such as α-dicalcium silicate hydrate nanoparticles or microparticles. The MAHBM may be used as a strength retrogression mitigating additive in a cement composition or used as a high temperature cement.