Specifications
1.Be used for acquisition of the rock core in petroleum drilling2.Type: Q84-I type, CH8-4 type, CH8-3 type, CH7-4 type
Function:
Core tools are used for acquisition of the rock core in petroleum drilling. Every time one to three sections of inner barrels and outer barrels can be run in core drilling.
They can be applied in soft, moderate and rigid rock formations.
The types of tools are as follows: Q84-I type, CH8-4 type, CH8-3 type, CH7-4 type
Detail Specification:
Technical specification and parameters for Core Tools | |||||
Series | Type | Outer barrel size(mm) | Inner barrel size (mm) | Section | Hole diameter (mm) |
O.D. x I.D. x Wall | O.D. x I.D. x Wall | ||||
Q84-I | Q84-I | 180 x 144 x 18 | 127 x 108 x 9.5 | 9000 | 216~245 |
CZ84 | CH 8-4 | 180 x 136 x 18 | 127 x 112 x 7.5 | 9000 | 216~245 |
CQX83 | CH 8-3 | 180 x 144 x 18 | 127 x 112 x 7.5 | 9000 | 216~245 |
SQX172 | CH 7-4 | 172 x 136 x 18 | 127 x 105 x 8.0 | 9000 | 190~216 |
