- hydraulic whipstock
- Нефтегазовая техника отклонитель с промывкой
Универсальный англо-русский словарь. Академик.ру. 2011.
hydraulic whipstock
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Directional drilling — A horizontal directional drill in operation Directional drilling (or slant drilling) is the practice of drilling non vertical wells. It can be broken down into three main groups: Oilfield Directional Drilling, Utility Installation Directional… … Wikipedia
