The element that supports the weight of the drill stem, allows the drill stem to rotate, and provides a pressure-tight seal and passageway for the drilling mud to be pumped down the inside of the drill stem is called the ___________________.
A
swivel
B
bail
C
kelly
D
cock
E
İlgili Sorular
The DEEP DRILLER is loaded as shown in Sample Load Form #4 (Drilling). What would be the new sum of...In United States waters, a buoy having red and white vertical stripes has a light characteristic of ...A MODU must have on board a first-aid kit that is approved by the ______.The pneumatic containers which store bulk dry mud additives and cement on a MODU are called ________...You are in the process of adding a barge to your tow. A line run from your power capstan and around...