THE DISCOVERY AND SIGNIFICANCE OF BENZENE VAPOUR FROM COAL SEAMS, CHINA  

作　　者：吴俊 

机构地区：[1]Institute of Geology, Academia Sinica, Beijing 100029, PRC

出　　处：《Chinese Science Bulletin》1991年第21期1806-1810,共5页

摘　　要：Ⅰ. SAMPLES AND EXPERIMENT To study the composition of the coaibed gas, 139 coal samples containing gas from some important coalfields in China were analysed. They were taken from newly driven and mined faces. Since it is generally considered that as much as 80—90% of coalbed

关 键 词：coalbed GAS COALIFICATION BENZENE VAPOUR 

分 类 号：N[自然科学总论]