The space around a pipe in a wellbore, the outer wall of which may be the wall of either the borehole or the casing, is the ______________.
A
open hole
B
down hole
C
bore
D
annulus
E
İlgili Sorular
The signal man assisting the crane operator has his arm extended, his fingers closed, and his thumb ...You have loaded a deck cargo, and the vessel has assumed a 7° list due to negative GM. Your salt wat...The Light List shows that a navigational light has a nominal range of 12 miles and a height above wa...Which statement is TRUE?On offshore drilling units, all lifeboats are required to §be marked with the _____________.