Home > Term: collaring a hole
collaring a hole
The formation of the front end of a drill hole, or the collar, which is the preliminary step in drilling to cause the drill bit to engage in the rock.
- Kalbos dalis: noun
- Pramonės šaka / sritis: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
0
Kūrėjas
- ed.young
-
(V.I.P) 21084 points - 100% positive feedback
(Milwaukee, United States)
