Open AccessImprovements of the beam pumping unit electrical drive of the dripper
Author(s) -
Е. Ф. Беляев,
Анатолий Александрович Ташкинов,
P. N. TsyIiov
Publication year - 2012
Publication title -
vestnik permskogo nacionalʹnogo issledovatelʹskogo politehničeskogo universiteta. geologiâ, neftegazovoe i gornoe delo
Language(s) - English
Resource type - Journals
eISSN - 2305-1140
pISSN - 2224-9923
DOI - 10.15593/2224-9923/2012.4.11
Subject(s) - unit (ring theory) , physics , chemistry , mathematics , mathematics education