发明名称 |
Methods and compositions for compensating for cement hydration volume reduction |
摘要 |
A method and cementing composition that includes gas generating additives for compensating for or offsetting hydration volume shrinkage of the cementing compositions. The method comprises placing the cementing composition in a subterranean zone and allowing the cement composition to set into a solid mass therein.
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申请公布号 |
US2005204960(A1) |
申请公布日期 |
2005.09.22 |
申请号 |
US20050133698 |
申请日期 |
2005.05.20 |
申请人 |
HEATHMAN JAMES F;RAVI KRISHNA M |
发明人 |
HEATHMAN JAMES F.;RAVI KRISHNA M. |
分类号 |
C04B22/04;C04B24/12;C04B28/02;C04B38/02;C04B40/00;C09K8/473;(IPC1-7):C04B16/08 |
主分类号 |
C04B22/04 |
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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