接箍锁块仅与常规螺纹连接部位相配合，这些连接部位在两节油管之间存在空间。
Collar locks are compatible only with conventional thread connections where a space exists between the two tubing joints.
在油田修井过程中，油管接箍不仅起到了管柱之间的连接作用，而且为修井作业等提供位置参照作用。
Process in the oil field workover, pipe coupling not only played a connection between the column, but also provides workover and other reference function of position.
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