Analysis of supporting resistance of backfilling wall for gob-side entry retaining under typical roof conditions
KAN Jia-guang1, 2,ZHANG Nong1, 2,LI Bao-yu1, 2,SI Guang-yao1, 2
1. School of Mining, State Key Laboratory of Coal Resources and Safe Mining, China University of Mining and Technology, Xuzhou, Jiangsu 221116, China; 2. State Key Laboratory of Deep Coal Mining & Environment Protection, Huainan Mining Industry(Group) Co., Ltd., Huainan, Anhui 232001, China