Rock-Breaking Properties of Multi-Nozzle Bits for Tree-Type Drilling in Underground Coal Mines
Lu, Yiyu, Xiao, Songqiang, Ge, Zhaolong, Zhou, Zhe, Deng, KaiVolume:
9
Language:
english
Journal:
Energies
DOI:
10.3390/en9040249
Date:
March, 2016
File:
PDF, 7.13 MB
english, 2016