bottom hole assembly

См. также в других словарях:

• bottom-hole assembly — bottˈom hole assembly noun (mining) The drilling string attached to the bottom of the drilling pipe, comprising the drill bit and collars to maintain direction • • • Main Entry: ↑bottom …   Useful english dictionary

• Bottom bracket — A square taper cartridge bottom bracket. The bottom bracket on a bicycle connects the crankset to the bicycle and allows the crankset to rotate freely. It contains a spindle that the crankset attaches to, and the bearings that allow the spindle… …   Wikipedia

• List of oil field acronyms — Contents 1 # 2 A 3 B 4 C …   Wikipedia

• Driller's depth — The original depth recorded while drilling an oil or gas well is known as the Driller s Depth. Contents 1 The Problem 1.1 Measurement of Driller s Depth 1.2 Measuring drill string length 1.2.1 …   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

• Drill string — A drill string on a drilling rig is a column, or string, of drill pipe that transmits drilling fluid (via the mud pumps) and torque (via the kelly drive or top drive) to the drill bit. The term is loosely applied as the assembled collection of… …   Wikipedia

• 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

• Coiled tubing — In the oil and gas industries, coiled tubing refers to metal piping, normally 1 to 3.25 in diameter, used for interventions in oil and gas wells and sometimes as production tubing in depleted gas wells, which comes spooled on a large reel. Coiled …   Wikipedia

• Drilling rig (petroleum) — The equipment associated with a rig is to some extent dependent on the type of rig but typically includes at least some of the following items: #Mud tank #Shale shakers #Suction line (mud pump) #Mud pump #Motor or power source #Vibrating hose… …   Wikipedia

• List of components of oil drilling rigs — This article lists the main components of a petroleum onshore drilling rig. Offshore drilling rigs have similar elements, but are configured with a number of different drilling systems to suit drilling in the marine environment. The equipment… …   Wikipedia

• Drilling stabilizer — Integral drilling stabilizer with tungsten carbide bricks (TCB) hardfacing A Drilling Stabilizer is a downhole equipment used in the bottom hole assembly (BHA) of a drill string. Its purpose is to mechanically stabilize the BHA in the borehole in …   Wikipedia