发明名称 |
Formation testing instrument having extensible housing |
摘要 |
<p>A well logging instrument is disclosed which includes a housing operatively coupled to a well logging conveyance and movable within the wellbore. The housing has therein a formation testing system and an axial extension mechanism. The axial extension mechanism controllably extends and retracts to allow the formation testing system to perform tests and take samples in an axially fixed position in the wellbore while the housing moves through the wellbore.</p> |
申请公布号 |
GB2381808(B) |
申请公布日期 |
2004.02.04 |
申请号 |
GB20020024030 |
申请日期 |
2002.10.16 |
申请人 |
* SCHLUMBERGER HOLDINGS LIMITED |
发明人 |
ANDREW LORIS * KURKJIAN;WILLIAM B * UNDERHILL;JOHN B * ELMER |
分类号 |
E21B23/01;E21B47/01;E21B49/08;(IPC1-7):E21B47/01;E21B23/14 |
主分类号 |
E21B23/01 |
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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