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CORING TOOLS
JYQ Pressurized Full-closure Coring Tool
Release time:2017/6/9 11:54:13 Read:4262
JYQ is a special coring tool with pressurization mechanism.
JYQ is used in China offshore, 95% core recovery above.
Patent : ZL 201220587568.4 ZL 201220587429.1
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