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CORING TOOLS
QCQ Underbalanced Coring Tool
Release time:2017/6/9 11:48:29 Read:776

QCQ is designed for underbalanced drilling. Due to its automatic pressure relief mechanism, it is able to reduce the core damage caused by the stress reliefso it can obtain high-quality cores.QCQ is widely used in China, 95% core recovery above. 

Patent : ZL200520034879.8

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