Invention Grant
- Patent Title: Method and apparatus for orienting perforating devices
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Application No.: US10435320Application Date: 2003-05-09
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Publication No.: US07114564B2Publication Date: 2006-10-03
- Inventor: Robert A. Parrott , David Mills , Cynthia L. Hickson , Jerry D. Campbell
- Applicant: Robert A. Parrott , David Mills , Cynthia L. Hickson , Jerry D. Campbell
- Applicant Address: US TX Sugar Land
- Assignee: Schlumberger Technology Corporation
- Current Assignee: Schlumberger Technology Corporation
- Current Assignee Address: US TX Sugar Land
- Agency: Van Someren, PC
- Agent Bryan P. Galloway; Jamie A. Castano
- Main IPC: E21B43/119
- IPC: E21B43/119
Abstract:
The present invention provides an apparatus and method of orienting perforating gun strings conveyed on a tool string. 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. An adapter is provided intermediate the tool string that facilitates conveyance of the gun string downhole. Additionally, the adapter enables the gun string to rotate independent of the tool string.
Public/Granted literature
- US20030188867A1 Method and apparatus for orienting perforating devices Public/Granted day:2003-10-09
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