About BURKE F P
About Conoco Coal Development Co., Pennsylvania
About WINSCHEL R A
About Conoco Coal Development Co., Pennsylvania
About POCHAPSKY T C
About Conoco Coal Development Co., Pennsylvania
About Preprints of Papers. American Chemical Society. Division of Fuel Chemistry
About solvent
About high pressure liquid chromatography
About Physical/chemical treatment of coal
About Properties,analysis and test of petroleum and petroleum products
About 石炭液化
About 溶剤
About 逆相液体クロマトグラフィー