دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: an oil pipeline that picks up oil from the gathering lines of several oilfields and delivers it to a main line or bunk line. spurt loss n: the initial loss of drilling mud solids by filtration, making formations easier to drill. See filtration loss, surge loss.

n: The flux of fluids and solids which occurs in the initial stages of any filtration before pore openings are bridged and a filter cake is formed .Also called surge loss.

the initial loss of fluids from a mud or frac fluid, before the walk cake can be formed.

Society of Petrophysicists and Well Log Analysts.

abbr: squeeze;used in drilling reports. squall n: in the United States, a wind of 16 knots or higher sustained for at least 2 minutes.

n: a special drill collar, square but with rounded edges, used to control the straightness or direction of the bole;often part of a packed-bole assembly.

n: The drill collar that outside are square and inner are round.

n: a kelly with a four-sided (square) cross section. Compare hexagonal kelly.

n: The drill pipe that outside are square and inner are round.

n: There are same quantities of aperture of screen and screen bar of same diameter at the mutual perpendicular directions and in the same length

n: a kelly bushing that has a square-shaped base that fits into a corresponding square-shaped recess in the master bushing. When the base is engaged in the recess, and the master bushing is rotated, the kelly bushing, the kelly, and the attached drill stem also rotate. See also kelly bushing, master bushing.

n: a master bushing that has a square recess to accept and drive the square that is on the bottom of the square-drive kell y bushing. See kelly bushing, master bushing, square-drive kelly bushing.

n: 1. a cementing operation in which cement is pumped behind the casing under high pressure to recement channeled areas or to block off an uncemented zone. 2. the increasing of external pressure on a divers body caused by improper diving technique.