FIELD: oil and gas industry.
SUBSTANCE: well shaft drilling system includes flexible tubing string, assembly of drilling string bottom, which is lowered to the well on flexible tubing string and having modular construction with multiple detachable modules containing the drilling bit, drilling direction control system of drilling bit, which has the possibility of data processing, and motor for drive of drilling direction control system and drilling bit. The above control system is completely rotated with drilling bit.
EFFECT: continuous monitoring of the well trajectory.
15 cl, 8 dwg
| Title |
Year |
Author |
Number |
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|
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|
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