Home > Term: rack back
rack back
To move a drilling machine away from the borehole collar by sliding it on its base, using the rack-and-gear pinion to facilitate moving the machine.
- Szófaj: verb
- Ipar/Tárgykör: Mining
- Kategória: General mining; Mineral mining
- Government Agency: USBM
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Szerzőb
- ed.young
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(V.I.P) 21084 points - 100% positive feedback
(Milwaukee, United States)
