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Bypass valve is used in the inner tube NODE FOR A core barrel
Bypass valve is used in the inner tube NODE FOR A core barrel
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机译:内管中使用旁通阀NODE FOR A core core
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摘要
An inner tube assembly releasably latchable with a core barrel of a core drilling apparatus. The inner tube assembly includes a valve housing having a fluid flow port and a position guide to control a position of the valve body within the valve housing to open and close the port in response to a fluid pressure acting on the valve body.
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