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Roof Weakening of Hydraulic Fracturing for Control of Hanging Roof in the Face End of High Gassy Coal Longwall Mining: A Case Study
Huang, Bingxiang, Wang, YouzhuangVolume:
61
Language:
polish
Journal:
Archives of Mining Sciences
DOI:
10.1515/amsc-2016-0043
Date:
January, 2016
File:
PDF, 1.62 MB
polish, 2016