دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: the inclination tool that controlled on the floor and drived by the fluid.

n: a sub part of which is formed in the shape of a horseshoe and used to orient the drill stem downhole.

n: the guide shoe on the lower end of a survey tool: it locates into the key-way of the orienting sub.the survey tool can then be properly aligned with the bent sub.

a bias cut across the pipe or tool body on the end to aid in entering restricted openings.

n: a special sub that contains a key or slot,which must be aligned with the scribe line of the bent sub.a surveying instrument can then be run into the sub, aligning itself with the key to give the orientation of the scribe line, which defines nthe toolface.

n: any small device that, when brought into contact with or inserted into a system, can make measurements on that system. In corrosion, probes can measure electrical potential or the corrosivity of various substances to determine a systems corrosive tendencies.

n: a steering tool device that id lowered on the end of a conductor line to fit inside the orienting sub.