SLIPPAGE SENSOR AND METHOD OF OPERATING AN INTEGRATED POWER TONG AND BACK-UP TONG
Method and apparatus to make-up or break-out a threaded tubular connection using an integrated power tong and back-up tong. The power tong may be disabled upon sensing a predetermined threshold amount of displacement of at least a portion of a back-up tong. The sensed displacement indicates that the...
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Sprache: | eng ; fre |
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