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| previous | bottom hole assembly - collezione «Ingegneria meccanica: Industria petrolifera» - Maria Cristina Basti | next |
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Ingegneria meccanica: Industria petrolifera
| English |
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| Noun phrase |
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| BHA |
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| See drill string |
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| The bottom hole assembly required to drill a large hole to a shallow depth normally consists of drill collars and one stabilisers. For deep holes a more rigid bottom hole assembly is required to keep the hole straight or to maintain existing hole deviation. |
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| Ode85 |
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| drill stem, drill string |
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| Petroleum Engineering |
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| bit, drill collar, drill pipe, heavyweight drillpipe, sub, reamer, stabilizer, jar |
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| batteria di perforazione |
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