- pressure gradient of mud in annulus outside casing
- Нефть: градиент давления бурового раствора в межтрубном пространстве за обсадной колонной
Универсальный англо-русский словарь. Академик.ру. 2011.
pressure gradient of mud in annulus outside casing
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Oil well control — is the management of the dangerous effects caused by unexpected high pressures upon surface equipment of oil or gas drilling rigs. Technically, oil well control involves preventing Formation fluid, usually referred to as kick, from entering into… … Wikipedia
