دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a circular metal disk installed in a pipeline to prevent flow by fastening it between flanges. v: to close a line to prevent flow.

a flat bottom, short steel tool run on wireline to tag the surface of water or solids in the well. It is nearly the drift diameter of the tubular.

n: a drilling operation in which the drilling fluid is not returned to the surface;rather. it flows into an under- ground formation. Sometimes blind-drilling techniques are resorted to when lost circulation occurs.

a flange plate without an opening, normally used as seal-off assurance over an unused line.

nipple that can be blocked off from formation pressure and give a false pressure measurement.

an oil and gas partnership that has not committed to a specified project at the time of amassing capital.

n: an integral part of a blowout preventer. which serves as the closing element on an open hole. Its ends do not fit around the drill pipe but seal against each completely. See ram.

n: a blowout preventer in which blind rams are the closing elements. See blind ram.