发明名称 |
METHOD AND APPARATUS FOR COMMUNICATING INCREMENTAL DEPTH AND OTHER USEFUL DATA TO DOWNHOLE TOOL |
摘要 |
<p>A method and apparatus for communicating incremental depth and/or other useful data of a downhole tool. The incremental depth and/or other useful data of the downhole tool being communicated by measuring at least one change in the downhole system, detecting the change downhole, and subsequently determining the incremental depth and/or other useful data of the downhole tool.</p> |
申请公布号 |
CA2881918(A1) |
申请公布日期 |
2015.08.12 |
申请号 |
CA20152881918 |
申请日期 |
2015.02.12 |
申请人 |
WEATHERFORD TECHNOLOGY HOLDINGS, LLC. |
发明人 |
BARTEL, ROGER P.;MAULDING, CHARLES L. |
分类号 |
E21B47/04;E21B44/02;E21B45/00;E21B47/12;E21B47/26 |
主分类号 |
E21B47/04 |
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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