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.
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
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