发明名称 |
Low conductivity water based wellbore fluid |
摘要 |
A low electrical conductivity water-based wellbore fluid for use in drilling wells through a formation containing a clay which swells in the presence of water, said wellbore fluid that includes an aqueous base fluid; and a polymeric non-ionic tertiary amine is disclosed. Methods of using such fluids are also disclosed. |
申请公布号 |
US8598095(B2) |
申请公布日期 |
2013.12.03 |
申请号 |
US20090992320 |
申请日期 |
2009.06.03 |
申请人 |
PATEL ARVIND D.;STAMATAKIS EMANUEL;M-I L.L.C. |
发明人 |
PATEL ARVIND D.;STAMATAKIS EMANUEL |
分类号 |
B28D1/14 |
主分类号 |
B28D1/14 |
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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