发明名称 |
DOWNHOLE TOOL ASSEMBLY WITH DEBRIS RELIEF, AND METHOD FOR USING SAME |
摘要 |
<p>A tool assembly and method for completing a well are provided. The tool includes debris relief features that enable use in solids-laden environments, for example in the presence of sand. Forward and reverse circulation pathways to the isolated interval are present to allow clearing of debris from the wellbore annulus while the sealing device remains set against the wellbore.</p> |
申请公布号 |
CA2693676(C) |
申请公布日期 |
2011.11.01 |
申请号 |
CA20102693676 |
申请日期 |
2010.02.18 |
申请人 |
NCS OILFIELD SERVICES CANADA INC. |
发明人 |
GETZLAF, DONALD;NIPPER, ROBERT;STROMQUIST, MARTY |
分类号 |
E21B43/114;E21B33/12;E21B34/06;E21B43/26 |
主分类号 |
E21B43/114 |
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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