Study on height prediction of overburden fracture zone under repeated mining of multi-coal seams in Yushenfu mining area
1College of Energy Mining Engineering, Xi′an University of Science and Technology, Xi′an 710054, China
2Key Laboratory of Western Mine Exploitation and Hazard Prevention, China Ministry of Education, Xi′an University of Science and Technology, Xi′an 710054, China
3Shaanxi Provincial Key Lab of Ground Controlling, Xi′an University of Science and Technology, Xi′an 710054, China
4CCTEG Chongqing Research Institute, Chongqing 400039, China
5China Jikan Research Institute of Engineering Investigation and Design Co., Ltd., Xi′an 710043, China
6CCTEG Xi'an Research Institute (Group) Co., Ltd., Xi′an 710077, China
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