Curing Experiments Researching on Waste Oil-base Shale Gas Drilling Mud Xinyuan Zhan, Xiang Wang, Li’ao Wang, Tengtun Xu, Chaochao Hu, Lei Wang and Xue Song E3S Web Conf., 78 (2019) 03003 Published online: 15 January 2019 DOI: 10.1051/e3sconf/20197803003