دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a sub with a telescoping joint used in dual or triple completions for running additional tail pipe.

borehole televiewer, a sonic tool that creates a sound reflectance picture of the wellbore.

an upper or lower screen in a gel packing gravel pack. Use to spot annular fill up by pressure rise.

short screens used at the top and bottom of older gravel packing assemblies to help determine where the gravel is within the screen by casing annulus during packing.

n: a hole drilled into the space between rings of packing material used with a liner in a mud pump. When the liner packing fails, fluid spurts out of the telltale hole with each stroke of the piston, indicating that the packing should be renewed.

n: The hole between capping gland nut and packing washer of drag link of drill pump.

n: used to regulate the force of the blow delivered to the drill bit on a cable-tool rig. Attached to the walking beam, it controls the feed rate of the drilling tools. Also called temple screw.

n: The operating rod of cable drilling,which be used to regulate tightness of drilling line.

n: a measure of heat or the absence of heat, expressed in degrees Fahrenheit or Celsius. The latter is the standard used in countries on the metric system.

n: an instrument lowered into a well to record downhole temperature.

n: The apparatus be used to measure circulating temperature of downhole.

n: a device on a meter that automatically converts the flowing temperature of the fluid through the meter to a standard temperature.

n: a factor for correcting volumes of oil or gas to the volume occupied at a specific reference temperature. The reference temperature most commonly used in the petroleum industry is 60�F (15.56�C).