Notesale: Turn your study into money

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Oil & Gas
Industry
Terminology
Barrel : The basic unit for
measuring oil
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S
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be closed around the drill pipe, or
which completely closes the top of
the casing
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Bits are designed on two
basic and different principles
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The rotary bit
revolves to grind
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e
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Blow Out Preventer : A heavy
casing head control, filled with
special gates or rams, which can

BTU : British Thermal Unit, a
generalized measure of heating
value, also used to compare energy
potential in different types of
fuels
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It is also referred to as natural
gasoline and distillate
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Correlative Rights Theory : The
theory adopted by the courts in
several states that all landowners
whose tracts overlay a producing
formation have correlative rights
in the formation
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Casing head Gas : Gas produced
with oil in oil wells
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Catalytic Cracking : A refining
process for breaking down large,
complex hydrocarbon molecules
into smaller ones
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Christmas Tree : The assembly of
valves, pipes and fittings used to
control the flow of oil and gas
from the casing head
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Crude
oil varies radically in its
properties, such as specific gravity
and viscosity
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Distillate Fuel Oils : Fuel oils
which are products of distillation
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productive of oil or gas in paying
quantities
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Enhanced Recovery : The
increased recovery from an oil
pool achieved by artificial means
or by the application of outside
energy sources to the pool
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Downstream
operations commonly include
refining and marketing endeavors
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Dry Gas: Natural gas which does
not contain dissolved liquid
hydrocarbons
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The
energy content of six thousand
cubic feet of gas (6 MCF) is the
rough equivalent of one barrel of
oil
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Exploration operations
include aerial surveys, geophysical
surveys, geological studies, core
testing and the drilling of test
(wildcat) wells
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Gusher: An oil well that comes in
with such great pressure that oil
flows out of the well head into the
air
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Horizontal Drilling : A method of
drilling where the drill bit is
turned in a horizontal direction in
an effort to produce hydrocarbons
from a number of areas located at
the same approximate depth

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