Home > Term: long hole
long hole
Underground boreholes and blastholes exceeding 10 ft (3.05 m) in depth or requiring the use of two or more lengths of drill steel or rods coupled together to attain the desired depth. Compare: long-hole drill
- Μέρος του λόγου: noun
- Κλάδος/Τομέας: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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Δημιουργός
- ed.young
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(V.I.P) 21084 points - 100% positive feedback
(Milwaukee, United States)
