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Publikováno v:
SPE Journal. 20:1305-1316
Summary Lost circulation, a major complication of drilling operations, is commonly treated by adding materials of various types, shapes, and particle-size distributions to the drilling mud. Generally known as wellbore strengthening, this technique of
Publikováno v:
Volume 2: Structures, Safety and Reliability; Petroleum Technology Symposium.
Drilling operations represent a major cost in discovering and exploring new petroleum reserves. Poor drilling performance, for example low ROP, can lead to high cost per foot. In order to optimize the performance of drill bits, the dynamic behavior o