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pro vyhledávání: '"G. H. Sonego"'
Autor:
D. G. Bellow, G. H. Sonego
Publikováno v:
Surface Engineering. 13:330-334
Excessive wear of sucker rod couplings and oil field tubing can cause mechanical breakdowns in conventionally pumped oil wells, especially where sand particles contaminate the crude oil. To reduce the wearof the standard AISI 8630 steel couplings the