Free Drillable Stage Collar, Cementing Tools, Stage Collar, Downhole Tools Products; The Free Drillable Stage Collar is used for two-stage cementing
operations. After cementing, the opening/closing plugs and sleeves will
drop into the bottom of the casing, which requires no drilling out and
saves the well-establish cost.
Features
• Full flow area available after cementing.
• No drilling out job required and high sealing capability of stage collar.
Specifications
PN
|
Size
|
Casing
|
Sealing capacity
|
In
|
mm
|
Lb/ft
|
mm
|
MPa
|
|
8429000236
|
2005/1/2
|
139.7
|
17
|
7.72
|
35/50
|
|
20
|
9.17
|
|
8429000237
|
7
|
177.8
|
26
|
9.19
|
35/50
|
|
29
|
10.36
|
|
32
|
11.51
|
|
35
|
12.65
|
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