spiral-drill collar

См. также в других словарях:

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• утяжелённая бурильная труба со спиральными ребрами — — [http://slovarionline.ru/anglo russkiy slovar neftegazovoy promyishlennosti/] Тематики нефтегазовая промышленность EN spiral drill collar …   Справочник технического переводчика

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• Cone — This disambiguation page lists articles associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article …   Wikipedia