دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: an extrusive igneous rock that cooled so rapidly that no crystals formed at all, i.e., volcanic glass.

dark, volcanic glass.

n: a by-product of refining used as boiler fuel, but with value as petrochemical feedstock. Composed mainly of ethane, ethylene, propane, propylene, butane, and hydrogen.

n: (INTERMAR) an MMS office located in Herndon, Virginia, that functions as a liaison for agency involvement in international activities and provides policy direction for management of mineral resources on the OCS. Address: 381 Elden Street, Suite 1109;Herndon, VA 20170- 4817;(703)787-1300.

n: rule applied by the courts (especially in states that have adopted non absolute ownership views of oil and gas) that states that landowners whose property is being drained by wells on neighbouring tracts can protect themselves only by drilling wells on their own and producing oil or gas as quickly as they can. Compare rule of capture .

n: a well drilled in the vicinity of other wells to assess the extent and characteristics of the reservoir and, in some cases, to drain hydrocarbons from an adjoining lease or tract.

a well drilled next to another. Sometimes refers to neighboring wells of different operators.

n pi: information obtained from wells that are drilled in an area close to where another well is being drilled or worked over. Such information can be very helpful in determining how a particular well will behave or react to certain treatments or techniques.

n: drilling for oil or gas from a location that might be in an ocean,gulf, sea or lake. The drilling rig might be on a floating vessel (e.g. semi-submersible,drill ship) or mounted on a platform fixed to the seabed (e.g. jake up, steel jacket).

n: drilling for oil or gas in an ocean, gulf, or sea, usually on the Outer Continental Shelf. A drilling unit for offshore operations may be a mobile floating vessel with a ship or barge hull, a semi-submersible or submersible base, a self-propelled or towed structure with jacking legs (jack up drilling rig),or a permanent structure used as a production platform when drilling is completed. In general, wildcat wells are drilled from mobile floating vessels or from jackups. while development wells are drilled from platforms or jackups.

n: any of various types of drilling structures designed for use in drilling wells in oceans, seas, bays, gulfs, and so forth. Offshore rigs include platforms, jack up drilling rigs, semi-submersible drilling rigs, submersible drilling rigs, and drill ships. Compare land rig.

operating gas lift valve.