发明名称 |
REMOTE INTERVENTION LOGIC VALVING METHOD AND APPARATUS |
摘要 |
A system of valves (21 - 23, 26, 31 - 36, and 41 - 43) is disclosed wherein said valves operate over a designated pressure interval and are arranged to actuate performance of a sequenced set of events by downhole tools with the application of pressure to said valves. |
申请公布号 |
WO2004027198(A2) |
申请公布日期 |
2004.04.01 |
申请号 |
WO2003US23669 |
申请日期 |
2003.07.29 |
申请人 |
EXXONMOBIL UPSTREAM RESEARCH COMPANY |
发明人 |
LONNES, STEVEN, B.;SOREM, WILLIAM, A. |
分类号 |
E21B34/06;E21B23/04;E21B34/10;E21B43/25;E21B43/26;E21B47/12;E21B47/18;F15B13/07 |
主分类号 |
E21B34/06 |
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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