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Ingegneria meccanica: Industria petrolifera
| English |
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| Noun phrase |
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| Countable |
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| A series of rotating tools on a drilling rig used to rotate the drill string such as the rotary table, master bushing and kelly bushing which fit around the kelly. |
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| Sh91 |
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| The rotary drilling rig is a rig that rotates the drillstring in the well to cut the well. The four major systems on a rotary rig are the hoisting, rotating, circulating systems, and prime movers. |
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| Mdo91 |
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| rotating equipment |
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| Petroleum Engineering |
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| completion/workover rig |
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| rotary table, swivel, master bushing, kelly drive bushing, drill stem |
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| organi rotanti |
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