- chainless haulage
- MINING TERMS ТНТ №119
бесцепная система подачи (конвейера)
New terms dictionary. 2013.
chainless haulage
Смотреть что такое "chainless haulage" в других словарях:
Longwall mining — is a form of underground coal mining where a long wall (typically about 250 400 m long) of coal is mined in a single slice (typically 1 2 m thick). The longwall panel (the block of coal that is being mined) is typically 3 4 km long and 250 400 m… … Wikipedia
