A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Mechanisation at coal cliff colliery
Mine in New South Wales has projected output of 4000 tpd; steel and prestressed concrete roof supports and roof bolts are used on main drifts; roof support throughout mine is by timbering and wedge type roof bolts; face ventilation is effected by axial flow fan with 27 in. diam; main ventilation fan is two stage 120 in. diam.
Mechanisation at coal cliff colliery
Mine in New South Wales has projected output of 4000 tpd; steel and prestressed concrete roof supports and roof bolts are used on main drifts; roof support throughout mine is by timbering and wedge type roof bolts; face ventilation is effected by axial flow fan with 27 in. diam; main ventilation fan is two stage 120 in. diam.
Mechanisation at coal cliff colliery
Colliery Eng
Colliery Engineering ; 37
1960
5 pages
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
Elsevier | 1989
| TIBKAT | 1964
| TIBKAT | 1970
Mechanisation of highway works
| Engineering Index Backfile | 1933
Mechanisation of highway scavenging
| Engineering Index Backfile | 1950