Patent ID: 9255031
Filing Date: 2016-02-09
CPC Classification: C04B,C09K,E21B,Y02W

Claim Text:
1. A method of cementing in a subterranean formation comprising: providing a pozzolan slurry comprising a pozzolan and water; wherein the water is present in the pozzolan slurry in an amount of about 33% to about 200% by weight of the pozzolan; providing a lime slurry comprising hydrated lime and water; wherein the lime is present in the lime slurry in an amount of about 10% to about 100% by weight of the amount of pozzolan present in the pozzolan slurry; wherein the water is present in the lime slurry in an amount of about 33% to about 200% by weight of the lime; allowing the pozzolan slurry and the lime slurry to remain separate for about one day or longer; mixing the pozzolan slurry and the lime slurry to form a cement composition on a surface not within a subterranean formation or mixing the pozzolan slurry and the lime slurry to form a cement composition within a subterranean formation; placing the cement composition into a subterranean formation; and allowing the cement composition to set in the subterranean formation in which the cement composition was placed.