Analysis and Engineering Practice of Factors Affecting Top-Coal Recovery in a Large Dip Coal Seam

Table 9

Recovery of top coal using different coal caving modes.

Coal caving mode	1	2	3	Average
Single interval	0.86	0.88	0.88	0.87
Single sequence	0.93	0.93	0.94	0.93
Multicycle sequence	0.97	0.98	0.98	0.98