1A mini review on the separation of Al,Fe and Ti elements from coal fly ash leachateYuan Shi, Fengqi Jiang, Rongjiao Wang, Sasha Yang, Xiaofeng Zhu, Yingying Shen1-152Effect of thermal maturation and organic matter content on oil shale fracturingFatemeh Saberi, Mahboubeh Hosseini-Barzi16-343Three-dimensional numerical simulation of dynamic strength and failure mode of a rock mass with cross jointsTingting Liu, Wenxu Huang, Chang Xiang, Qian Dong, Xinping Li, Chao Zhang35-524Performance characteristics of the airlift pump under vertical solid-water-gas flow conditions for conveying centimetric-sized coal particlesParviz Enany, Carsten Drebenshtedt53-665Determining rock crack stress thresholds using ultrasonic through-transmission measurementsJiangwan He, Mehdi Serati, Martin Veidt, Arthur De Alwis67-806CO2 capture by modified clinoptilolite and its regeneration performanceBo Jiang, Bo Zhang, Xuqin Duan, Yi Xing81-907Agglomeration of coal and polyethylene mixtures during fixed-bed co-gasificationIgor G.Donskoy, Aleksandr N.Kozlov, Maksim V.Penzik, Denis A.Svishchev, Lu Ding91-1008Hydrodynamic resistance of pore-throat structures and its effect on shale oil apparent permeabilityWendong Wang, Qian Zhang, Jilong Xu, Da Zheng, Lifeng Liu, Yuliang Su101-1109Process engineering of demineralisation of moderate to high ash Indian coals through NaOH-HCl leaching and HF leachingHeena Dhawan, D.K.Sharma111-12210Theoretical analysis and engineering application of controllable shock wave technology for enhancing coalbed methane in soft and low-permeability coal seamsGuodong Qiao, Zegong Liu, Yongmin Zhang, Changping Yi, Kui Gao, Shigui Fu, Youzhi Zhao123-14211Uncertainties of landslide susceptibility prediction:influences of different study area scales and mapping unit scalesFaming Huang, Yu Cao, Wenbin Li, Filippo Catani, Guquan Song, Jinsong Huang, Changshi Yu143-17212Residual subsidence time series model in mountain area caused by underground mining based on GNSS online monitoringXugang Lian, Lifan Shi, Weiyu Kong, Yu Han, Haodi Fan173-18613Theoretical analysis of hydrogen solubility in direct coal liquefaction solventsXiaobin Zhang, Aoqi Wang, Xingbao Wang, Wenying Li187-19714Development and technology status of energy storage in depleted gas reservoirsJifang Wan, Yangqing Sun, Yuxian He, Wendong Ji, Jingcui Li, Liangliang Jiang, Maria Jose Jurado198-22115Advancing respirable coal mine dust source apportionment:a preliminary laboratory exploration of optical microscopy as a novel monitoring toolNestor Santa, Emily Sarver222-23316International Journal of Coal Science & Technology封3