发明名称 |
Method for using coconut coir as a lost circulation material for well drilling |
摘要 |
A method for preventing loss of drilling fluid into fractures in the rock formation being drilled includes using coconut coir as a lost circulation material. Additionally, an effective mixture for reducing drilling fluid loss includes drilling fluid and coconut coir. Other lost circulation materials can also be added.
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申请公布号 |
US2004129460(A1) |
申请公布日期 |
2004.07.08 |
申请号 |
US20030626503 |
申请日期 |
2003.07.23 |
申请人 |
MACQUOID MALCOLM;SKODACK DAVID |
发明人 |
MACQUOID MALCOLM;SKODACK DAVID |
分类号 |
E21B;E21B21/00;E21B43/25;(IPC1-7):C09K7/00 |
主分类号 |
E21B |
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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