ホーム > Term: disk coal cutter
disk coal cutter
A coal cutter whose cutting unit consists of a disk or wheel, armed at its periphery with cutters. The first disk machine, with detachable picks, was patented in 1861. The disk coal cutter is obsolescent.
- スピーチの一部 noun
- 産業/ドメイン 炭鉱
- カテゴリ 炭鉱全般; Mineral mining
- Government Agency: USBM
0
作成者
- ed.young
-
(V.I.P) 21084 ポイント - 100% positive feedback
(Milwaukee, United States)
