Practices and experiences on fully mechanized caving tech. in relatively thinner thick coal seam
WANG Fu-qing,CHAI Lian-yin (Yunjialing Coal Mine of Handan Coal Adminis.,Wu'an 056301, China)
The characteristics of cut-out arrangement in fully mechanized caving face in the relatively thinner thick coal seam, the mining mode and caving techniques in removing of supports from upper to lower seam and the maitenance measures in terminal face as well are introduced.
【CateGory Index】： TD823.49