Design of an ultra-high torque double shoulder drill-pipe tool joint for extended reach wells
Drill-pipe tool joints in extended reach wells often suffer a shear failure. In view of this, an ultra-high torque double-shoulder pipe joint was designed according to the deformation compatibility relation of the drill-pipe tool joint under torque. It is structurally characterized by long primary a...
| Main Authors: | , |
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| Format: | Article |
| Language: | English |
| Published: |
KeAi Communications Co., Ltd.
2017-09-01
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| Series: | Natural Gas Industry B |
| Online Access: | http://www.sciencedirect.com/science/article/pii/S2352854017301614 |