دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: The manifold that affluxing the fluid of underflow header or hydraulic cyclone.

n: The opening of blowing out the underflow of centrifugal separator.

n: a bit whose outside diameter is worn to the point at which it is smaller than it was when new. A hole drilled with an undergauge bit is said to be undergauge.

n: The bit that outerside diameter have been weard out of gauge or not meeting the fixed measure.

n: an uncontrolled flow of gas, salt water, or other fluid out of the wellbore and into another formation that the wellbore has penetrated.

n: The phnomenon of high pressure layer fluid flowing in another uncovered breakup layer at downhole.

an uncontrolled and unintentional flow of fluids from one formation to another, generally when one or more well barriers have been breached.

n: (UlPC) a committee of state regulators, Environmental Protection Agency personnel, and industry representatives that works with the EPA in the formulation of new regulations.

n pI: (USDW) fresh water sources located under the surface that are suitable for use as drinking water supplies.

n: salt domes, depleted gas fields, or other suitable underground formations located in a companys major market areas into which gas is injected during low-demand summer months and from which it is withdrawn during highdemand winter months. May be 20 to 30 feet (6 to 9 metres) thick and can cover many square miles.

under production, short of the allotment or contract volume, that must be accounted for in a contract.