دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

base operations camp.

n: (obsolete) casinghead. Glen T. Braden invented a casinghead in the 1920s that became so popular that all casingheads were called bradenheads.

a packer or packoff installed at surface on a well that enables the use of one size pipe inside another and allows flow into or out of each pipe separately.

n: a chemical combination of calcium, magnesium, carbon, and oxygen, CaMgCO3. It is the main constituent of dolomite. Compare calcium carbonate.

n: an eccentrically shaped disk, mounted on a camshaft, that varies in distance from its centre to various points on its circumference. As the camshaft is rotated, a set amount of motion is imparted to a follower riding on the surface of the cam. In the intenal-combustion engine, cams are used to operate the intake and exhaust valves.

n: output link of a cam mechanism.

a geological time from 500 million to 570 million years ago. Often signals the earliest hydrocarbon productive rocks.

n: a pressure gauge usually used in lines or manifolds.

n: the cylindrical bar used to support a rotating device called a cam.

n: The jet stream flows along bottom due to resistance of bottom in jet drilling. It is favour of cleaning cuttings.

flow between formations via a connected wellbore. Crossflow, as seen by downhole cameras, can occur with the wellbore full of fluid and the appearance of a dead well at surface.