About HIPPO E J
About Southern Illinois Univ., Carbondale, IL, USA
About CRELLING J C
About Southern Illinois Univ., Carbondale, IL, USA
About SARVELA D P
About Southern Illinois Univ., Carbondale, IL, USA
About MUKERJEE J
About Southern Illinois Univ., Carbondale, IL, USA
About Processing and Utilization of High Sulfur Coals 2
About coal
About fusinite
About Properties,composition,analysis and test of coal and coke
About 石炭
About マセラル
About 留分
About 有機硫黄
About 分布
About 脱硫