发明名称 |
COPOLYMER FOR SHALE STABILIZATION AND METHOD OF USE |
摘要 |
<p>Embodiments disclosed herein relate tomethods for stabilizing shales while drilling a wellbore into an earthen formation comprising circulating an aqueous based wellbore fluid in the wellbore while drilling through shales; wherein the aqueous-based wellbore fluid comprises a copolymer of acrylamide-type comonomers and at least one cationic comonomer.</p> |
申请公布号 |
WO2009156372(A1) |
申请公布日期 |
2009.12.30 |
申请号 |
WO2009EP57759 |
申请日期 |
2009.06.23 |
申请人 |
M-I DRILLING FLUIDS UK LIMITED;CLIFFE, STEPHEN |
发明人 |
CLIFFE, STEPHEN |
分类号 |
C09K8/12;C09K8/24 |
主分类号 |
C09K8/12 |
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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