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Denison core barrel

When the deposit is hard,and extreme pressure is needed to collect the sample,the Denison core barrel do this job.And the sample are not deforms or undisturbed during the recovery prcess.

SizeOD (mm)ID (mm)
2 15/16"77.862.2


1Head assembly
2Valve seat
3Valve assembly
4Inner tube 
5Plastic liner
6Core catcher
7Cutting shoe
8Outer tube 
9T.C. Core bit