发明名称 |
Biodegradable dispersants for cement compositions and methods of cementing in subterranean formations |
摘要 |
Biodegradable dispersants for cement slurries, well cement compositions comprising such biodegradable dispersants, and methods of using such well cement compositions are provided. The biodegradable dispersants of the present invention comprise low molecular weight starches that comprise anionic groups.
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申请公布号 |
US2004206502(A1) |
申请公布日期 |
2004.10.21 |
申请号 |
US20030413650 |
申请日期 |
2003.04.15 |
申请人 |
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发明人 |
REDDY B RAGHAVA;EOFF LARRY S |
分类号 |
C04B;C04B24/10;C04B24/38;C04B28/06;E21B33/13;E21B33/138;(IPC1-7):E21B33/138 |
主分类号 |
C04B |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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