About KONIG M
About Inst. Chemical Technology, Berlin, DDR
About FEHL C
About Inst. Chemical Technology, Berlin, DDR
About ENGELKE F
About Karl-Marx-Univ., Leipzig, DDR
About MITTELMEIJER-HAZELEGER M
About Inst. Chemical Technology, Amsterdam, NLD
About Preprints of Papers. American Chemical Society. Division of Fuel Chemistry
About coal liquefaction
About Physical/chemical treatment of coal
About 液化
About 昇温過程
About 研究