Simultaneous multi-branched radial horizontal well completion methods and tools
2014
The present invention relates to a multi-branch synchronous radial horizontal well completion methods and tools. The basic working principle is: Operating oil and gas well cementing casing perforations reservation, the reservation that the use of sliding aperture is in a closed state, the radial drilling using coiled tubing into the hydraulic anchor sequentially open all reserved perforations, all jobs completed casing window in the conventional process; followed by a high pressure hose into the holder holding the multi-strand plus high-pressure hose, the holder and the combined effects of multi-track diverter achieve holder docking steering, so that multiple strands of the high pressure hose can smoothly into the respective rail, thereby achieving the object of an electric drill, a plurality of radial apertures. This process greatly simplifies the radial horizontal well completion process, greatly increasing the radial horizontal well completion efficiency, reliability, efficiency, economy is good as a conventional oil and gas, particularly non-conventional hydrocarbon reservoir exploration provided an effective technological means.
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