| 发明名称 |
Method and apparatus for orienting perforating devices and confirming their orientation |
| 摘要 |
The present invention provides an apparatus and method of orienting perforating gun strings. One embodiment of the present invention provides an orienting weight provided in a portion of the perforating device, such as the shaped charge, the loading tube or the gun housing. Additional weight may be provided as separate components and attached to the gun components.
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| 申请公布号 |
US7000699(B2) |
申请公布日期 |
2006.02.21 |
| 申请号 |
US20020133755 |
申请日期 |
2002.04.27 |
| 申请人 |
SCHLUMBERGER TECHNOLOGY CORPORATION |
发明人 |
YANG WENBO;FAYARD ALFREDO;PARROTT ROBERT A.;HUBER KLAUS B.;MEISENHELDER JEFFREY P.;EDWARDS A. GLEN;HENDERSON STEVEN W.;EDONE JOSEPH B.;RATANASIRIGULCHAI WANCHAI;GONZALEZ MANUEL |
| 分类号 |
E21B43/119;E21B17/10;E21B43/117;E21B43/1185;E21B47/024 |
主分类号 |
E21B43/119 |
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