Ivasiv V. Methods and devices of drill stem control for its reliability assurance

Українська версія

Thesis for the degree of Doctor of Science (DSc)

State registration number

0599U000334

Thesis Registration Form

0599U000334.pdf

Applicant for

Specialization

  • 05.05.12 - Машини нафтової та газової промисловості

01-10-1999

Specialized Academic Board

Д 20.052.04

Ivano-Frankivsk National University of Oil and Gas

Essay

The metjods of fatigue strength assessment are developed with cumulative gamage, overloading and asymmetry of cycle ovusideration. The complex of patented devices are developed for spectrum of load assessment in drill stem to assure it's reliability. The oilfield checking and plastic approves the efficiency of developed methods and devices

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