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1. Improving reliability of drill pipe by strengthening of thread connections of its elements
(Geotechnical and Mining ­Mechanical Engineering, Machine Building)
... of thread surfaces, its adaptation to strengthening the outer taper thread, definition of the key technological parameters of strengthening treatment. The main tasks of the research were development and ...
Created on 19 August 2019

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Registration data

ISSN (print) 2071-2227,
ISSN (online) 2223-2362.
Journal was registered by Ministry of Justice of Ukraine.
Registration number КВ No.17742-6592PR dated April 27, 2011.

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