Invention Grant
US08969726B2 Torque-balanced electrical cable 有权
扭矩平衡电缆

Torque-balanced electrical cable
Abstract:
An embodiment of a wellbore cable comprises a cable core, at least a first armor wire layer comprising a plurality of strength members and surrounding the cable core, and at least a second armor wire layer comprising a plurality of strength members surrounding the first armor wire layer, the second armor wire layer covering a predetermined percentage of the circumference of the first armor wire layer to prevent torque imbalance in the cable.
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