Drilling — For other uses, see Drilling (disambiguation). Drilling is a cutting process that uses a drill bit to cut or enlarge a hole in solid materials. The drill bit is a multipoint, end cutting tool. It cuts by applying pressure and rotation to the… … 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 and blasting — Before the advent of tunnel boring machines, drilling and blasting was the only economical way of excavating long tunnels through hard rock, where digging is not possible. Even today, the method is still used in the construction of tunnels, such… … Wikipedia
Speed lathe — Lathe Lathe (l[=a][th]), n. [OE. lathe a granary; akin to G. lade a chest, Icel. hla[eth]a a storehouse, barn; but cf. also Icel. l[ o][eth] a smith s lathe. Senses 2 and 3 are perh. of the same origin as lathe a granary, the original meaning… … The Collaborative International Dictionary of English
Measurement while drilling — Well logging Gamma ray logging Spontaneous potential logging Resistivity logging Density logging Sonic logging Caliper logging Mud logging LWD/MWD v · … 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
New drilling technologies — The latest study of Massachusetts Institute of Technology The Future of Geothermal Energy – Impact of Enhanced Geothermal Systems (EGS) on the United States in the 21st Century (2006) points out the essential importance of developing an… … Wikipedia
Rotary table (drilling rig) — A [http://www.glossary.oilfield.slb.com/Display.cfm?Term=rotary%20table Rotary table] is a mechanical device on a drilling rig that provides clockwise (as viewed from above) rotational force to the drill string to facilitate the process of… … Wikipedia
High Speed Drilling — Unter High Speed Drilling (HSD) (Hochgeschwindigkeitsbohren und reiben) versteht man ein Bohren mit einer um den Faktor zwei erhöhten Schnittgeschwindigkeit gegenüber konventionellen Verfahren. Ziel ist eine bessere Oberflächengüte und… … Deutsch Wikipedia