发明名称 Biodegradable dispersants for cement compositions and methods of cementing in subterranean formations
摘要 Hydraulic cement compositions are provided that include a cement, water; and a dispersant that comprises a low molecular weight starch with anionic groups. The starch dispersants provided may possess desirable biodegradable properties making them particularly suitable for certain downhole well operations.
申请公布号 US2005274291(A1) 申请公布日期 2005.12.15
申请号 US20050205920 申请日期 2005.08.16
申请人 发明人 REDDY B. R.;EOFF LARRY S.
分类号 C04B;C04B24/10;C04B24/38;C04B28/06;E21B33/13;E21B33/138;(IPC1-7):C04B28/06 主分类号 C04B
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