Fatigue strength of hybride sucker rods

by B. V. Kopei, A. B. Stefanyshyn, T. P. Venhryniuk
Published 2018

The effect of eccentric tension on the corrosion-fatigue resistance of pump rods

by H. V. Krechkovska, Ya. T. Fedorovych, B. V. Kopei, V. V. Mykhailiuk
Published 2024

Regularities of crack propagation in hybrid pumping rods

by B. V. Kopei, H. V. Krechkovska, V. P. Nisonskyi, B. M. Bakun
Published 2021

Increase of fatigue strength of pumping rods with treatment by a special technological environment

by B. V. Kopei, O. I. Zvirko, T. P. Venhryniuk, Z. V. Slobodian, I. P. Shtoiko
Published 2020