Casing head

Casing head

A [http://www.glossary.oilfield.slb.com/Display.cfm?Term=casinghead Casing head] is a large metal flange welded or screwed onto the top of the conductor pipe (also known as "drive-pipe") or the casing and is used to bolt the surface equipment to. Equipment such as the blowout preventers (for well drilling) or the christmas tree (for well production).

The casing head, when installed, is typically tested to very strict pressure and leak-off parameters to insure viability under blowout conditions, before any surface equipment is installed.

See Drilling rig (petroleum) for a diagram.


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  • casing-head gas — naftos dujos statusas T sritis chemija apibrėžtis Dujiniai angliavandeniliai, išsiskiriantys iš naftos gręžinių. atitikmenys: angl. casing head gas; casinghead gas; oil gas; petroleum gas rus. нефтяной газ; попутный газ …   Chemijos terminų aiškinamasis žodynas

  • casing-head gas — šalutinės dujos statusas T sritis chemija apibrėžtis Iš naftos gręžinių išsiskiriančios dujos. atitikmenys: angl. casing head gas; casinghead gas rus. попутный газ …   Chemijos terminų aiškinamasis žodynas

  • casing-head gasoline — pirminis benzinas statusas T sritis chemija apibrėžtis Benzinas, gaunamas tiesioginiu naftos distiliavimu. atitikmenys: angl. casing head gasoline; casinghead gasoline; naphta; natural gasoline; straight run gasoline rus. прямогонный бензин …   Chemijos terminų aiškinamasis žodynas

  • casing-head gasoline — dujų benzinas statusas T sritis chemija apibrėžtis Itin žemos virimo temperatūros benzinas, išskiriamas iš naftos dujų, kai kurių gamtinių dujų ar naftos perdirbimo metu. atitikmenys: angl. casing head gasoline; compression gasoline; gas naphtha; …   Chemijos terminų aiškinamasis žodynas

  • casing head gasoline — A term used to describe the lighter parts of petroleum products, which were obtained from natural gasoline by condensing natural gas from an oil well …   Dictionary of automotive terms

  • casing head gas — Natural gas from an oil well. The term does not include gasoline or gas manufactured artificially from the natural product of the well. See Wilson v King Smith Refining Co. 119 Okla 256, 250 P 90 …   Ballentine's law dictionary

  • Oil well (casing head) gas —   Associated and dissolved gas produced along with crude oil from oil completions.   U.S. Dept. of Energy, Energy Information Administration s Energy Glossary …   Energy terms

  • casing nail — noun : a wire nail that has a small slightly flared head and is used for finish work * * * a nail having a small, conical head, slenderer than a common nail of the same length, used for laying floors, fastening matchboarding, and other work in… …   Useful english dictionary

  • casing nail — a nail having a small, conical head, slenderer than a common nail of the same length, used for laying floors, fastening matchboarding, and other work in which the head may remain visible. Cf. finishing nail. * * * …   Universalium

  • casing nail — noun A nail with a slightly larger head and more holding strength than a finish nail, used for flooring …   Wiktionary

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