HIGH-ALUMINA REFRACTORY ALUMINOSILICATE POZZOLAN IN WELL CEMENTING

• Main Author: AGAPIOU KYRIACOS
• Format: Patent
• Language: Chinese; English
• Published: 28.09.2016
• Subjects: ADHESIVES; CHEMISTRY; DYES; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; PAINTS; POLISHES

The invention relates to high-alumina refractory aluminosilicate pozzolans in well cementing. Methods and compositions are provided that utilize high-alumina refractory aluminosilicate pozzolans in well cementing. An embodiment discloses a method of cementing comprising: introducing a cement composition into a subterranean formation, wherein the cement composition comprises: a component selected from the group consisting of cement kiln dust, Portland cement, and any combination thereof; a high-alumina refractory aluminosilicate pozzolan; and water; and allowing the cement composition to set. 提供在固井中利用高氧化铝耐火铝硅酸盐火山灰的方法和组合物。实施方案公开种固井的方法，其包括：将水泥组合物引入至地下地层中，其中所述水泥组合物包括：选自由水泥窑灰、波特兰水泥和其任何组合组成的组的组分；高氧化铝耐火铝硅酸盐火山灰；和水；以及允许所述水泥组合物凝结。