Research on the thick very loose coal bed driven along the bottom of roadway supporting

Author(s):  
J Li ◽  
L Jing ◽  
Z Liu ◽  
P Hao ◽  
D Liu
Keyword(s):  
2014 ◽  
Vol 13 (6) ◽  
pp. 1439-1444 ◽  
Author(s):  
Nicolae-Ioan Vlasin ◽  
Constantin Lupu ◽  
Emilian Ghicioi ◽  
Emeric Chiuzan ◽  
Cristian Tomescu
Keyword(s):  
Coal Bed ◽  

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