Home > Term: deep coal
deep coal
Eng. Coal seams lying at a depth of 1,800 ft (549 m) or more below the surface.
- Μέρος του λόγου: noun
- Κλάδος/Τομέας: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
0
Δημιουργός
- ed.young
-
(V.I.P) 21084 points - 100% positive feedback
(Milwaukee, United States)
