Impressions Block
Application
1).To find the correct depth of fish.
2).To know the shape of fish top.
3).To check the deformed shape of internal diameter of casing.
The Impression blocks are available in flat-bottom type and conical type.
Specifications for flat-bottom impression block
|
Specification |
Thread Connection |
I.D.of lead die |
Length(mm) |
Total length |
|
|
O.D. |
Thread type(in) |
||||
|
270 |
203 |
6 5/8REG |
40 |
150 |
450 |
|
225 |
165 |
4 1/2IF |
40 |
130 |
400 |
|
195 |
159 |
4 IF |
30 |
120 |
350 |
|
170 |
121 |
3 1/2IF |
30 |
120 |
300 |
|
120 |
108 |
2 7/8IF |
20 |
100 |
300 |
|
100 |
89 |
2 1/2ZG |
20 |
100 |
250 |
Send product request
Other supplier products
 |
The Drilling Fishing Cup | During drilling process,drilling fishing cup is applied mainly for fishing of shivers and fallen objects such as carbide tooth,drill bit and bearin... |
 |
Spiral drill collar | Spiral Drill Collar is used to reduce contact area with hole so as to avoid efficiently bit sticking from differential pressure. spiral drill colla... |
 |
Integral Heavy Wight Drill Pipe | Size TubeOD(+1/16,-1/32) TubeOD1 ToolJointOD(+1/16,-1/32)2 ToolJointOD(+1/8,-0) Connection MaxElevatorUpsetDia CenterUpsetDia(+1/... |
 |
Short Drill Pipe | Short drill pipe is a tool for adjusting interval length of drilling tools to achieve some technical purpose in the drilling operation . According ... |
 |
22.ZQ203-100 DRILL PIPE POWER TONG | ZQ drill pipe power tong is an ideal well head tool for oil drilling, widely applied for making-up and breaking-out in offshore and onshore drillin... |
