vibratory drill
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Drill string — A drill string on a drilling rig is a column, or string, of drill pipe that transmits drilling fluid (via the mud pumps) and torque (via the kelly drive or top drive) to the drill bit. The term is loosely applied as the assembled collection of… … Wikipedia
вибробур — Машина для вибробурения [http://slovarionline.ru/anglo russkiy slovar neftegazovoy promyishlennosti/] Тематики нефтегазовая промышленность EN vibration drillvibratory drillvibrodrill … Справочник технического переводчика
Drilling rig — For a detailed diagram of a Petroleum drilling rig, see List of components of oil drilling rigs. Drilling rig preparing rock blasting … Wikipedia
Seismic retrofit — Seismic retrofitting is the modification of existing structures to make them more resistant to seismic activity, ground motion, or soil failure due to earthquakes. Other retrofit techniques are applicable to areas subject to tropical cyclones,… … Wikipedia
Trick arrows — are fictional arrows often found in the world of comic book superheroes. They are often used by archers such as Green Arrow of DC Comics, and Hawkeye of Marvel Comics. In some portrayals, particularly during the Silver Age, trick arrows are… … Wikipedia
Mentallo — This article is about the Marvel Comics character. For other uses, see Mentallo (disambiguation). Mentallo Publication information Publisher Marvel Comics … Wikipedia
Ditch Witch — Charles Machine Works The file File:DitchWitchlogo.png has an uncertain copyright status and may be deleted. You can comment on its removal. Type Private Industry Construction Equipment Founded Perry, Oklahoma … Wikipedia