Research on the main coal quality indicators distribution characteristics of No.9 coal seam in Santanghu coal fieldZHOU Zi-xin, ZHANG Wei, LI Rui-ming, LI Sai-ge1-5
Coal quality characteristics and liquefaction properties of Guojiawan exploration area in Shenfu mining areaWEI Yun-xun9-12
Research on the distribution of fluorine in coal and the occurrence regularityZHONG Fang-jun, LUO Xing-fa13-16,46
Cleanliness grade and distribution characteristics of No.5 -3 coal seam in Hexingliang mine field of northern ShaanxiLI Jing-qin, ZHANG Li-wei, LI Ming-pei17-20
Discussion on how the pore fissure development and coal metamorphic degree affected the coal reservoir permeability in a mining area in Pan County Guizhou ProvinceCHANG Xi-xi21-24,28
Study on absorption behavior of coalbed gas under 17 variable temperature and pressure conditionsMIAO Ze-kai, LI Dong, WANG Zhen25-28
Study on determination of carbon and hydrogen in solid biofuels by coulometric-gravimetric methodREN Xiang-jun, JIN Hong, DAI Zhao-bin, WANG Jian, KANG Ning29-37
Research and application of large-size coal sample division machine in coal sampling and sample preparations deviceZHANG Hao38-41
Discussion on design method of PLC control system for coal mechanized sampling and sample preparationHU Zhi-Wei42-46
