Jiangwei Yang
Abstract
Baiping Mining Company 11111 blasting coal face can not cut the upper coal seam mining.We adopt the way that mining local gob,which not only can ensure safety production,improve resource recovery,but also can increase direct economic benefits of mine,has a certain reference value.
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Baiping Mining Company 11111 blasting coal face can not cut the upper coal seam mining.We adopt the way that mining local gob,which not only can ensure safety production,improve resource recovery,but also can increase direct economic benefits of mine,has a certain reference value.
Key concepts: Coal mining, Rock blasting, Mining engineering, Coal, Mine safety, Production (economics), Longwall mining, Resource (disambiguation)