Cycloparaffin

see cycloalkane

Circulation

the process of continuously pumping

drilling mud down through the drill

string and up the annulus during

drilling operations

Shuttle helicopter

a small helicopter used to transfer personnel

between the various structures on

a large offshore field

Shuttle tanker

an oil tanker which makes regular round

trips between a producing field and an

onshore terminal or refinery

Thermowell

a hollow tube placed inside a vessel in

which a thermometer, or other temperature

indicator, is inserted It is sometimes

filled with mercury to ensure uniform and

rapid heat conduction

Net tonnage

the gross tonnage of a crude oil or NGL

tanker, less the machinery, boiler and

bunker, crew and stores spaces see

gross tonnage

Net income

the income from a project that remains

after payment of all costs, Royalties,

taxes, etc

Carbon black

a substantially pure form of finely divided

carbon usually produced from liquid or

gaseous hydrocarbons by controlled

combustion with a restricted air supply,

used as a filler in the rubber industry

Slush pumps

see mud pumps

Hundred year storm

a combination of storm conditions (wave

height and sustained wind speed) that

should, on average only occur once

every hundred years in a particular area,

offshore structures are designed to withstand

such storms

Hole

another name for the well bore

Mouse hole

a shallow hole in the drilling floor near the

drilling table in which the kelly joint and

other stands of pipe are temporarily

stored while making a connection, sometimes

called the rat hole

Rat hole

see mouse hole

Alkali

a chemical compound capable of neutralizing

an acid, e g caustic soda

Exothermic process

a process in which energy in the form of

heat is released

Economic project

a project that appears likely to yield an

acceptable net income after paying all

costs, Royalties, taxes, etc

Production string

see production tubing

Production platform

a platform from which development

wells are drilled and which carries all the

associated processing plant and other

equipment needed to maintain a field

in production

Production well

a well used to remove oil or gas from

a reservoir

Development well

a well drilled with a view to producing oil

or gas from a proven field

Production drilling

drilling of wells in order to bring a field

into production

Extraction

the removal of a substance from a mixture

by the use of a selective solvent

Elastomer

the basic building block from which an

elastic polymer is made

Дата добавления: 2015-11-14