The Bohaiwan basin, stretching over Shandong, Hebei, Henan and Liaoning Provinces, is a rift basin formed in the Meso-Cenozoic. It is not only an important oil-gas area in eastern China, but also an area where Permo - Carboniferous (C - P) coal-bearing se
王延斌 韩德馨.1999.渤海湾盆地石炭纪—二叠纪煤的有机组分红外光谱研究[J].地质学报,73(4). Wang Yanbin, Han Dexin.1999. Research on Micro-FT. IR of Macerals of C-P Coals in the Bohaiwan Basin[J]. Acta Geologica Sinica,73(4).
