Home > Term: retrieving ring
retrieving ring
A catch ring on a retractable wedge that engages a lifting device on the deflection barrel or bit, enabling the drill runner to remove a deflecting wedge from a borehole after deflection has been effected.
- Sõnaliik: noun
- Valdkond/domeen: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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- ed.young
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(Milwaukee, United States)