发明名称 |
Method and apparatus for downhole fluid pressure signal generation and transmission |
摘要 |
<p>A system is disclosed for communication from an instrument disposed in a wellbore. The system includes a flow diverter selectively operable to conduct fluid flow between a first path along the interior of a housing and a second path along the interior of the housing. The system includes an initiator operatively coupled to the flow diverter to cause selective operation thereof in response to an event.</p> |
申请公布号 |
GB0228117(D0) |
申请公布日期 |
2003.01.08 |
申请号 |
GB20020028117 |
申请日期 |
2001.05.09 |
申请人 |
SCHLUMBERGER TECHNOLOGY CORPORATION |
发明人 |
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分类号 |
E21B47/18 |
主分类号 |
E21B47/18 |
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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