directional drilling

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• directional drilling — noun (oil) A method of drilling in which the well is not drilled vertically, a technique, used esp in offshore drilling, where a number of wells may be drilled from a single platform • • • Main Entry: ↑direct …   Useful english dictionary

• 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

• Directional drilling — is a method of well drilling with vertical deviation in the predetermined direction. It is used in drilling for oil, gas and solid mineral resources. Technologically, it is connected with pad drilling, multi hole drilling and horizontal drilling …   Glossary of Oil and Gas

• Directional Drilling — Mit Richtbohren (engl. directional drilling) bezeichnet man Verfahren, die es ermöglichen, die Richtung einer Tiefbohrung zu beeinflussen. Im einfachsten Fall stellt man beim Richtbohren sicher, genau senkrecht zu bohren. Mit komplexeren Systemen …   Deutsch Wikipedia

• Drilling engineering — is a subset of petroleum engineering. Drilling engineers design and implement procedures to drill wells as safely and economically as possible. They work closely with the drilling contractor, service contractors, and compliance personnel, as well …   Wikipedia

• Drilling fluid invasion — is a process that occurs in a well being drilled with higher wellbore pressure than formation pressure. The liquid component of the drilling fluid (known as the mud filtrate) continues to invade the porous and permeable formation until the solids …   Wikipedia

• Directional boring — A small directional boring unit in action Directional boring, commonly called horizontal directional drilling or HDD, is a steerable trenchless method of installing underground pipes, conduits and cables in a shallow arc along a prescribed bore… …   Wikipedia

• 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

• Drilling fluid — This article is about fluids used when drilling a well. For fluids used with drill bits during metal working, see cutting fluid. Driller pouring a foaming agent down the rod string on a drilling rig In geotechnical engineering, drilling fluid is… …   Wikipedia

• Drilling mud — In geotechnical engineering, drilling mud, also known as spud mud (when beginning the drilling process), is a drilling fluid used to drill boreholes into the earth. Often used while drilling oil and natural gas wells and on exploration drilling… …   Wikipedia

• Drilling —   The act of boring a hole (1) to determine whether minerals are present in commercially recoverable quantities and (2) to accomplish production of the minerals (including drilling to inject fluids).   ■ Exploratory. Drilling to locate probable… …   Energy terms