دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

perforating the well when the pressure in the wellbore is less than the pressure in the formation.

n: the amount by which the actual volume that has passed through the meter is less than the indicated volume registered by a meter. See absolute error.

n: the lower discharge stream in a cone-shaped centrifuge. It moves downward and leaves by way of the apex.

n: The process that bleeding solid phase grains through the apex of swirler.

n: The main line that flowing the underflow bleeding through two or more hydraulic cyclone

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.

any part of a wellbore drilled with a worn bit.