Home > Term: puncher
puncher
An early-model pick machine used to undermine or shear coal by heavy blows of sharp steel points attached to a piston driven by compressed air.
- Jenis Kata: noun
- Industri / Domain: Pertambangan
- Kategori: Peratmbangan secara umum; Mineral mining
- Government Agency: USBM
0
Penulis
- ed.young
-
(V.I.P) 21084 poin - 100% positive feedback
(Milwaukee, United States)
