دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

an electrically or hydraulically powered downhole tool with driven wheels or slip and hydraulic extension capability that can pull a tool string along a highly deviated well.

n: a rig mounted on a wheeled and towed trailer. It has a mast, a rotary, and one or two engines. The rig systems are powered by a prime mover.

n: the path of the wellbore.

n: (tram) a metal rod of precise length used to measure distance between two points where accessibility is limited. It is often used to mark crankshaft positions on engines.

n: (TAPS) the largest long-distance, big-inch pipe- line in the non-Communist world. Stretch- ing approximately 800 miles (1,288 kiIometres) from Deadhorse (near Prudhoe Bay) to Valdez, Alaska, the 48-inch pipeline was completed in 1977 at a cost of $8 billion. Today, it transports from 1 million to 2 million barrels (159 million to 318 million litres) of oil a day from fields on the North Slope of Alaska to tank farms in Valdez.

n: pollution that crosses political or governmental or geographical boundaries.

n: a device actuated by power from one system and supplying power to another system, usually in a different form. For example, a telephone receiver receives electric power and supplies acoustic power.

n: term used by Mobil Oil Corporation to identify gas volumes calculated by computers.

v: to lower pipe or tubing onto a downhole tool so that all or part of the pipes or tubings weight is transferred from the traveling blocks hook to the tool.

n: an agreement regarding change of production ownership that indemnifies the pipeline company or the purchaser.