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Characteristic features of bit weight and torque vibrations by new and worn roller cone bits.
SATO, Mitsuo, NAGANAWA, Shigemi, TANAKA, ShoichiVolume:
55
Year:
1990
Journal:
Journal of the Japanese Association for Petroleum Technology
DOI:
10.3720/japt.55.97
File:
PDF, 900 KB
1990