发明名称 |
STAGE TOOL FOR WELLBORE CEMENTING |
摘要 |
<p>A stage tool and a method for stage cementing a wellbore annulus. The method includes: running into a wellbore toward bottom hole with a tubing string to a position in the wellbore; setting the tubing string in the wellbore to create the wellbore annulus between the tubing string and a wall of the wellbore; opening a cementing port through a side pocket structure positioned alongside the tubing string; pumping cement through the cementing port; and closing the cementing port to hold the cement in the annulus.</p> |
申请公布号 |
CA2867871(A1) |
申请公布日期 |
2013.09.26 |
申请号 |
CA20122867871 |
申请日期 |
2012.05.08 |
申请人 |
PACKERS PLUS ENERGY SERVICES INC. |
发明人 |
THEMIG, DANIEL JON;COON, ROBERT JOE |
分类号 |
E21B33/16;E21B33/14 |
主分类号 |
E21B33/16 |
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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