Increasing the life of the rotors of self-propelled...

Chemical and Petroleum Engineering 1978 / 11 Vol. 14; Iss. 11

Increasing the life of the rotors of self-propelled drilling units

I. Ya. Val'dman, K. K. Paulin'sh, V. T. Rozin
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Volume:
14
Language:
english
Pages:
3
DOI:
10.1007/bf01144495
Date:
November, 1978
File:
PDF, 283 KB
english, 1978
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