发明名称 |
Amphoteric acetates and glycinates as shale stabilizing surfactants for aqueous well fluids |
摘要 |
The present invention provides amphoteric acetates, diacetates, and glycinates which may be added to drilling fluids in order to minimize hydration and prevent erosion loss of water-sensitive shale substrates.
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申请公布号 |
US5593952(A) |
申请公布日期 |
1997.01.14 |
申请号 |
US19950421373 |
申请日期 |
1995.04.12 |
申请人 |
BAKER HUGHES INCORPORATED |
发明人 |
JARRETT, MICHAEL |
分类号 |
C09K8/06;C09K8/22;(IPC1-7):B01F17/42 |
主分类号 |
C09K8/06 |
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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