Analytical Study of Operational Properties of a Plate Shock Absorber of a Sucker-Rod String

by Andrii Velychkovych, Ivan Petryk, Liubomyr Ropyak
Published 2020-01-01

Strength Analysis of a Two-Layer PETF-Concrete Column with Allowance for Contact Interaction between Layers

by Andrii Velychkovych, Liubomyr Ropyak, Olga Dubei
Published 2021-01-01

Influence of Heavy Weight Drill Pipe Material and Drill Bit Manufacturing Errors on Stress State of Steel Blades

by Oleg Bazaluk, Andrii Velychkovych, Liubomyr Ropyak, Mykhailo Pashechko, Tetiana Pryhorovska, Vasyl Lozynskyi
Published 2021-07-01

A Technology of Hydrocarbon Fluid Production Intensification by Productive Stratum Drainage Zone Reaming

by Oleg Bazaluk, Orest Slabyi, Vasyl Vekeryk, Andrii Velychkovych, Liubomyr Ropyak, Vasyl Lozynskyi
Published 2021-06-01