发明名称 Storable nonaqueous cement slurries and methods of using same
摘要 A method of servicing a wellbore comprising preparing a nonaqueous storable cementitious composition, mixing said composition with an aqueous fluid and, placing said composition into a wellbore. A method of cementing comprising preparing a mixture of cement, a suspension fluid, a dehydrating agent, a first surfactant, and a suspension aid, adding an aqueous solution and a second surfactant to said mixture and, placing the mixture downhole, and allowing the cement to set. A method of producing a lightweight cement slurry comprising the addition of a nonaqueous fluid to cement and water wherein the water content is less than about 40% by total weight of the composition. A method of servicing a wellbore comprising preparing a cement composition comprising from about 80% by weight cement suspended in a nonaqueous fluid, and stabilizing said cement composition through the addition of a suspension aid.
申请公布号 US7575055(B2) 申请公布日期 2009.08.18
申请号 US20060428771 申请日期 2006.07.05
申请人 HALLIBURTON ENERGY SERVICES, INC. 发明人 REDDY B. RAGHAVA;ANTIA MFON
分类号 E21B33/13 主分类号 E21B33/13
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