دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: the point at which a formation will crack from pressure in the wellbore.

n: Pressure above which injection of fluids will cause the rock formation to fracture hydraulically

n: a way that estimate the value of the deference of well depth layerbreakdown pressure.

n: a gradual pressurising of the casing after the blowout preventers have been installed to permit estimation of the formation fracture pressure at the casing seat.

LOT, a drilling test. A LOT is intended to determine the point of leak-off. Compare to FIT.