Inside BOP
Inside Blowout Preventer is a quick well head preventer.
When well kick or blowout occurs, the inner blowout preventer is connected
to the top of drill string in order to control well kick or blowout
When well kick or blowout occurs, the inner blowout preventer is connected
to the top of drill string in order to control well kick or blowout
|
Connection
|
O.D
(in)
|
I.D
(in)
|
length
(in)
|
Weight
(Kg)
|
|
2-3/8IF
|
3-3/8″-3-3/4″
|
1-1/2″
|
26″
|
27
|
|
2-7/8IF
|
4-1/8″-4-1/4″
|
1-3/4″
|
28″-30″
|
40
|
|
3-1/2IF
|
4-3/4″-5-1/4″
|
2″
|
30″-31″
|
57
|
|
4IF
|
6-1/4″-6-3/4″
|
2-1/2″
|
33″-34″
|
110
|
|
4-1/2IF
|
6-3/8″-7″
|
2-13/16″
|
33″-34″
|
120
|
|
5-1/2FH
|
7″-7-1/2″
|
2-13/16″
|
33″-34″
|
140
|
|
6-5/8REG
|
8″
|
2-13/16″
|
34″
|
180
|
|
7-5/8REG
|
9-1/2″
|
2-13/16″
|
34″
|
220
|