دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a complete trip from the bottom of the wellbore to the top.

n: The process that the drilling fluid returns to the well head from the bottom hole.

circulating the bottom hole fluid to the top of the well.

n: the time required for mud to travel up the borehole from the bit to the surface.

n: the part of a marine delta that lies farthest from shore. It consists of silt and clay extending well out from the toe of the steep delta face. Such beds grow slowly, out of reach of most of the effects of river current and wave action.

n: a rapid dive with a very short bottom time to minimise decompression time.

n: The water which is adsorbed or united chemically in the mudstone, gypse or other substances. It cannt flow freely in the natural condition.

water that is trapped in or on the matrix minerals and cannot move.

n: a pressure-sensing element consisting of a twisted or curved tube of noncircular cross section, which tends to straighten when pressure is applied internally. By the movements of an indicator over a circular scale, a Bourdon tube indicates the pressure applied.

n: The tubular sub connected below or above DSTT packer. Used to protect manometer when tripping.

n pl: the lines running from the bow of a mobile offshore drilling rig, especially the forward mooring lines.

a low to moderate strength centralizer formed by arched spring-like straps of metal.

n: in drilling operations, an insert that fits into the opening of a master bushing and accommodates the slips.

n: See insert.

a section of the wellhead or of a tool what allows slips to be inserted to hold pipe or equipment.