Study on the Minimum Safety Thickness of Goaf Overlying Strata based on UDEC in Baorixile Surface Coal Mine

Autor: Meng Yang, Xing-Jun Ju, Wen-Bin Zhu, Shang Tao, Shu-Zhao Chen
Rok vydání: 2018
Předmět:
Zdroj: Proceedings of the 2018 International Conference on Energy Development and Environmental Protection (EDEP 2018).
DOI: 10.2991/edep-18.2018.65
Databáze: OpenAIRE