دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a hydraulically operated hammer used in obtaining a seismograph in oil exploration. It is mounted on a vehicle and, when dropped, creates shock waves in the subsurface formations, which are recorded and interpreted to reveal geological information.

n: any unusually high and generally destructive sea wave along a shore. Compare tsunami.

n: the periodic rising and falling of the surface of the oceans and water bodies connected with the oceans (gulfs and bays).

a structure, bed or identifiable rock feature that allows correlation of depth control in an area.

n: The nipple on the top of liner hanger,which be used to connect the tie back casing.

n: A nipple on the top of the assemble of liner hanger and packer.

n: casing that is run from the top of a liner to the surface.

n: The casing string from the top of liner to surface,which ususlly be used as capital string or protective casing.

n: a device to which a guy wire or brace may be attached, such as the anchoring device for the deadline of a hoisting-block arrangement.

n: The equipment that be used to fasten anchor rope and lace.

n: The sheaves that be fastened at the deadlock end of wire rope.

n: a collective term for the construction tasks bypassed by regular crews on pipeline construction. Tie-in includes welding road and river crossings, valves, portions of the pipeline left disconnected for hydrostatic testing, and other fabrication assemblies, as well as taping and coating the welds.