- коронка, долото для бурения кольцевым забоем, керновое долото.
Англо-русский терминологический словарь по геологопоисковому бурению. - Л.: Гостоптехиздат, Ленинградское отделение . Э.Э. Гитциграт, А.А. Пинкевич, Л.В. Виноградова . 1963.
Смотреть что такое "annular bit" в других словарях:
Drill bit — For the fictional character, see Drill Bit (Transformers). For the cancelled skyscraper nicknamed Drill bit, see Chicago Spire. For the types used in drilling wells, see Well drilling. From top to bottom: Spade, lip and spur (brad point), masonry … Wikipedia
diamond drill — noun : a usually annular drill faced with bort diamonds and used for rock boring * * * a drill having a hollow, cylindrical bit set with diamonds, used for obtaining cores of rock samples. [1820 30] * * * diamond drill, a drill or borer which… … Useful english dictionary
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
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
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 rig — For a detailed diagram of a Petroleum drilling rig, see List of components of oil drilling rigs. Drilling rig preparing rock blasting … Wikipedia
Well drilling — Tricone rock bit Well drilling is the process of drilling a hole in the ground for the extraction of a natural resource such as ground water, natural gas, or petroleum. Drilling for the exploration of the nature of the material underground (for… … Wikipedia
mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… … Universalium
List of oil field acronyms — Contents 1 # 2 A 3 B 4 C … 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