Wireline series Core Barrel stop ring BQ NQ HQ PQ NQ3 HQ3
The drilling fluid circuit operates withinthe available annular areaprovided.More specifically, after travelling through the drill rods, the fluid enters the core barrel.Get more news about Wireline Stop Ring,you can vist our website!
There it is channelled between the inner and outer tubes, exiting via the throat of the diamond bit, and back out between the outer tube and bore hole wall to the collar .
At the bit end of the inner tube, core lifter case adjustment and core ...
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