دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a high-pressure stainless steel or nickel-plated brass chamber with a magnifying window, a sample inlet. a pressure gauge, a tripod socket. a gas outlet. and an angle-mounted mirror. It ascertains dew point by observing the temperature and the pressure at which condensation occurs on and disappears from the mirror.

n: a three-pole derrick used by small rig,and when drilling two of its legs is towards the direction of deflection

n: the tripod is used by small rig ,and its two legs are twoards the direction of delection when drill

n: a device with three extensions (legs) that is suspended over a manway or other vertical access into a space. It supports hoisting gear and cables used to pull a person from a confined space.