API Q84-I well drilling core tools for acquisition of the rock core in petroleum drilling

According to customers' requirements.

Specifications

1.Use for acquisition of the rock core
2.Can be applied in soft,moderate & rigid rock formation

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 series of tools manufactured are as followed: 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 Length (mm)	Hole diameter (mm)
		O.D. x I.D. x Wall Thickness(mm)	O.D. x I.D. x Wall Thickness(mm)
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

 

Also we can supply core catcher, coring drill bits etc