دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: 1. the process of burning. Chemically, it is a process of rapid oxidation caused by the union of oxygen from the air with the material that is being oxidised or burned. 2. the organised and orderly burning of fuel inside the cylinder of an engine.

n: I. a mechanism used to transmit power from the engines to the pump, the drawworks, and other machinery on a drilling rig. It is composed of clutches, chains and sprockets, belts and pulleys, and a number of shafts, both driven and driving. 2. a substance formed by the chemical union of two or more elements in definite proportions;the smallest particle of a chemical compound is a molecule. v: to connect two or more power-producing de- vices, such as engines, to run driven equipment, such as the drawworks.

n: a method of forming compounds in which atoms share electrons, thus forming nonpolar, or covalent, unions.

n: a device in which two matching flanges are used to join the ends of two sections of pipe.

connect unions on treating iron.

n: (MBTA) a congressional act that established treaties with Great Britain, Mexico, Canada, Japan, and the former Soviet Union to protect migratory birds and their habitats. MBTA authorises fines and even imprisonment for operators who allow migratory birds to become injured in pits or open-topped tanks that contain oil, oil products, caustic materials, or contaminants. such as arsenic or boron, that are poisonous or hazardous to migratory birds.

n: a device that creates a nonleaking union between orifice plate and fitting;keeps gas from leaking around the plate.

n: a coupling device that allows pipes to be connected without being rotated. The mating surfaces are pulled together by a flanged, threaded collar on the union.

n: A kind of coupler of pipe,we don’t need to rotate the pipe when connecting ,through its hoop with inner thread to tighten the matching surface then connect the pipe.