Passivated cement accelerator

Cement compositions for primary cementing of well bores where a liquid mixture of pre-hydrated cementitious particles are combined with cement particles to form a cement composition. The pre-hydrated cementitious particles are encapsulated with the hydration product and are capable of being stored i...

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Bibliographische Detailangaben
Hauptverfasser: Otieno, Pauline Akinyi, Lewis, Samuel Jason, Agapiou, Kyriacos, Pisklak, Thomas Jason
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Cement compositions for primary cementing of well bores where a liquid mixture of pre-hydrated cementitious particles are combined with cement particles to form a cement composition. The pre-hydrated cementitious particles are encapsulated with the hydration product and are capable of being stored in a liquid for one day or longer